This part specifies the general technical requirements for the installation of coating equipment and main supporting equipment. This part applies to the installation and acceptance of sheet metal parts, welded parts, pipelines and main supporting parts of coating equipment. JB/T 10394.4-2002 General Technical Requirements for Coating Equipment Part 4: Installation JB/T10394.4-2002 Standard download decompression password: www.bzxz.net
This part specifies the general technical requirements for the installation of coating equipment and main supporting equipment. This part applies to the installation and acceptance of sheet metal parts, welded parts, pipelines and main supporting parts of coating equipment.

ICS25.220.70
Machinery Industry Standard of the People's Republic of China
JB/T10394.4—2002
General technical conditions for painting equipment
Part 4: Installation
General technical conditions for painting equipmentPart4:Installation
2002-12-27Release
2003-04-01Implement
Release by the State Economic and Trade Commission of the People's Republic of ChinaForeword
Scope.…
2Normative references
3Terms and definitions
4General requirements
5Preparation for construction before installation.
Installation and acceptance of coating equipment.
General requirements..
Installation and acceptance of fans and pumps.
Installation of air ducts and components
Installation, construction and acceptance of pipelines..| |tt||Insulation and acceptance of equipment and pipelines.
6.6 Installation and acceptance of conveying equipment..
6.7 Installation and acceptance of ventilation and air conditioning systems Trial operation and commissioning of coating equipment..
Table 1 Allowable deviation of assembly of wall panel components
Table 2 Allowable deviation of thickness of insulation layer and surface flatness
JB/T10394.4—2002
JB/T10394 "General Technical Conditions for Coating Equipment" is divided into the following parts: Part 1: Sheet metal parts:
Part 2: Welded parts:
Part 3: Coating:
Part 4: Installation.
This part is Part 4 of JB/T10394. This part is proposed by China Machinery Industry Federation. This part is under the jurisdiction of the National Technical Committee for Standardization of Metal and Non-metal Coverings. JB/T10394.4—2002
The drafting units of this part: Hanboli Electromechanical Development Co., Ltd., Shanghai Electromechanical Design Institute, the Fourth Design Institute of Machinery Industry, Wuhan Material Protection Research Institute, Shanghai Coating Engineering Company, Beijing Polonus Coating Equipment Co., Ltd., China Shipbuilding Industry Corporation 707 Research Institute, Guangzhou Nanya Ange Thermal Energy Company, Jiangsu Provincial Labor Protection Research Institute. The main drafters of this part: Liu Xiaojun, Shan Guoliang, Tao Yunliang, Qu Yinyan, Zhang Shaoshan, Li Juying, Zhang Xueyou, Yang Yumin, Kuang Yandi, Jin Xuefang.
1 Scope
General technical conditions for coating equipment
Part 4: Installation
JB/T10394.4—2002
This part specifies the general technical requirements for the installation of coating equipment and main supporting equipment. This part is applicable to the installation and acceptance of sheet metal parts, welded parts, pipelines and main supporting parts of coating equipment. 2 Normative references
The clauses in the following documents become the clauses of this part through reference in this part of JB/T10394. For all referenced documents with a note date, all subsequent amendments (excluding errata) or revisions are not applicable to this part. However, parties to an agreement based on this part are encouraged to study whether the latest versions of these documents can be used. For all undated referenced documents, the latest versions apply to this part. GB/T8264 Technical terms for coating technology
GB/T12777 General technical conditions for metal bellows expansion joints GB/T16749 Pressure vessel corrugated expansion joints
GB50205
Code for acceptance of steel structure construction quality
GB50231
GB50235
General specification for construction and acceptance of mechanical equipment installation projects Code for construction and acceptance of industrial metal pipeline projects GB50236
Code for construction and acceptance of field equipment and industrial pipeline projects GB5024 3
GB50249
Code for Acceptance of Construction Quality of Ventilation and Air Conditioning Engineering Code for Acceptance of Ventilation and Air Conditioning Engineering
GB50270
Code for Construction and Acceptance of Continuous Conveying Equipment Installation Engineering GB50275 Code for Construction and Acceptance of Compressor, Fan and Pump Installation Engineering JGJ82 Code for Design, Construction and Acceptance of High-Strength Bolted Connections of Steel Structures JB/T10394.2 General Technical Conditions for Painting Equipment Welding Parts 3 Terms and Definitions
Terms and definitions established in GB/T8264 apply to this part. 4 General Requirements
4.1 The installation of painting equipment and main supporting equipment shall comply with the requirements of the construction drawing design and the provisions of this part. When the design needs to be modified, the consent of the original design unit shall be obtained and the design change document shall be signed. 4.2 The main materials used for installation or for important parts shall comply with the provisions of the design and the relevant current national standards and have a certificate of conformity.
4.3 All non-metallic materials used for installation (sealing materials, lubricating materials, coatings and thermal insulation materials of equipment, etc.) should not contain silicone. 4.4 Various measuring and testing instruments used for installation should comply with the provisions of the current national metrology regulations, and their accuracy level should not be lower than the accuracy level of the inspected object.
4.5 Concealed projects in installation should be inspected and recorded before the project is stabilized, and installation can only be continued after passing the inspection. 4.6 The installation of coating equipment should be carried out according to the process requirements and construction organization design: and process inspection should be implemented. During the project acceptance, the process inspection record should be used as the basis.
JB/T10394.4—-2002
4.7 The installation of pressure vessels, pressure pipes, fire-fighting facilities and lifting equipment supporting coating equipment should be carried out in accordance with the relevant regulations and procedures of the Ministry of Labor.
5 Construction preparation before installation
5.1 Before the construction of the installation project, relevant design and equipment technical documents should be available, and a construction organization design or construction plan should be prepared. 5.2 The water, electricity, gas, lighting and fire-fighting facilities at the installation site should meet the construction requirements; if conditions permit, a temporary storage area for equipment and materials should be divided.
5.3 Before moving large equipment, a field inspection should be conducted on the transportation road, and the transportation tools and routes should be determined according to the basic bearing capacity of the workshop (factory). If necessary, consider adding lifting equipment when designing the factory. 5.4 When large lifting equipment (such as truck cranes) is required, the basic bearing capacity of the work site should be understood, and strengthening measures should be taken for the backfilled land surface to prevent the lifting equipment from collapsing during operation. 5.5 When using the installed steel structure as the bearing point of the lifting and handling equipment, the bearing capacity of the structure should be calculated: if necessary, the consent of the steel structure design unit should be obtained.
5.6 Large steel structure components connected by bolts should be pre-assembled as a whole or in units before being sent to the installation site. During installation, construction should be carried out according to the pre-assembly diagram or component number. 5.7 For the easily deformed unit components (such as drying rooms, tunnels, etc.) that are made as a whole, temporary reinforcement measures should be taken before hoisting and transportation. 5.8 The supply plan of supporting parts for coating equipment should be prepared according to the installation schedule, and a special person should be appointed to organize the unpacking, acceptance registration, storage, distribution and sorting of relevant technical documents of supporting parts. 5.9 The installation foundation, layout and position, geometric dimensions and quality requirements of anchor bolts of coating equipment and major supporting equipment shall comply with the relevant provisions in GB50205 and GB50231. 6 Installation and acceptance of coating equipment
6.1 General requirements
6.1.1 The allowable deviation of the point, line or surface of the positioning reference on the equipment from the installation reference is: Elevation: ±5mm:
Plane position: ±5mm:
Centerline displacement: 5mm.
6.1.2 Before assembling steel structural parts, flash, burrs and welding spatter should be removed. The connection joints of steel components shall be inspected and qualified before they can be tightened or welded.
6.1:3 The number of temporary bolts and rivets used for installation at each node shall be calculated and determined based on the load borne during the installation process and shall comply with the following provisions.
6.1.3.1 It shall not be less than 1/3 of the total number of installation holes. 6.1.3.2 The number of temporary bolts shall not be less than 2. 6.1.3.3 The number of rivets should not exceed 30% of the number of temporary bolts. 6.1.3.4 Rivets shall not be used in A and B grade bolt holes after expansion drilling. 6.1.4 Permanent ordinary bolt connections shall comply with the following provisions: 6.1.4.1 No more than 2 washers shall be placed at one end of each bolt, and large nuts shall not be used instead of washers. After the bolts are tightened, the exposed threads shall not be less than 2 pitches.
6.1.4.2 Bolt holes shall not be expanded by gas cutting. 6.1.5 The quality of the installation welds shall comply with the design requirements and the relevant provisions of JB/T10394.2. 6.1.6 The installation positioning welds shall comply with the provisions of JB/T10394.2. When subjected to load, the number, thickness and length of the welds shall be determined by calculation. 6.1.7. For connections using both welding and high-strength bolts, when there are no special design requirements, the order of bolting first and welding shall be followed. 6.1.8 The design and construction of connections using high-strength bolts shall comply with the provisions of JGJ82. 2
JB/T10394.4—2002
6.1.9 The torque wrench used for tightening high-strength bolts and the torque wrench used for inspection shall be calibrated before and after each shift, and the torque error shall be ±5% and ±3% of the torque used, respectively. 6.1.10 There shall be no obvious scratches, hammer collision pits, dense corrosion spots, weld scars and spatter on the surface of the wall panels. 6.1.11 The allowable deviations for the installation of the main components of each equipment are as follows: 6.1.11.1 The allowable deviations for the verticality and straightness of the columns and beams of the main body of the equipment are 1/1000 of the total length and not more than 5mm. 6.1.11.2 The allowable deviation for the surface elevation of the main beam and secondary beam of the platform is ±2mm. 6.1.11.3 The allowable deviation of the straightness of the handrail is 1/1000 and the total length is not more than 15mm; the allowable deviation of the verticality is H/1000, where H is the height of the handrail.
6.1.11.4 The allowable deviation of the distance between the uprights of the handrail is ±10mm. 6.1.11.5
The allowable deviation of the verticality of the ladder is H/1000, where H is the height of the ladder. 6.1.11.6
The allowable deviation of the assembly of wall panel components (wall panel sheet metal parts such as tunnels, spray booths, passages, and drying rooms) is shown in Table 1. Table 1 Permissible deviation of assembly of wall panel components
Flatness
Welding
Plug-in and bolt connection
3/1000Full length≤10mm
2/1000Full length≤5mm
Verticality
Full length≤6mm
2/1000Full
Full length≤5mm
1/1000
6.1.11.7 The permissible deviation of flatness of water-dispelling board and water curtain board in spray booth is 1.2/1000 and shall not exceed 3mm within any 6m measuring range of the whole length. 6.2 Installation and acceptance of fans and pumps
The installation and acceptance of fans and pumps shall comply with the relevant provisions of GB50275. 6.3 Installation of air ducts and components
6.3.1 Allowable deviation of air duct installation:
Horizontal degree: 3/1000 and total length ≤20mm. Vertical degree: 2/1000 and total length ≤20mm
6.3.2 The design, manufacture and installation of metal corrugated expansion joints shall comply with the relevant provisions of GB/T12777 and GB/T16749. 6.3.3 The compensation of the expansion joint shall not be used to make up for the installation error of the air duct. 6.3.4 For high-temperature air ducts manufactured in sections and connected by butt angle steel flange bolts, the inner ring joint seam shall be welded and sealed after installation: the outer ring of the angle steel flange can also be welded, but all bolt connection surfaces must be welded and sealed. 6.3.5 Other technical requirements for the installation of air ducts and components shall comply with the relevant provisions of GB50249. 6.4 Installation, construction and acceptance of pipelines
The installation and acceptance of pipelines shall comply with the relevant provisions of GB50235 and GB50236. 6.5 Insulation and acceptance of equipment and pipelines
6.5.1 Check the capacity and quality of insulation materials with samples. 6.5.2 The transportation and storage of insulation materials shall not be exposed to moisture or rain. 6.5.3 The insulation project shall be carried out after the appearance inspection, leak detection or pressure test of equipment and pipelines are qualified and anti-corrosion treatment is carried out. 6.5.4 The insulation nails shall be firmly connected with the insulation surface. 6.5.5 The number of insulation nails: the bottom surface shall not be less than 16/m2, the side surface shall not be less than 10/m2, and the top surface shall not be less than 6/m2. The distance between the first row of insulation nails and the edge of the insulation material shall be less than 120mm. 6.5.6 The longitudinal joints of insulation materials should not be set on the bottom of the air duct or equipment. 6.5.7 The multi-layer insulation structure shall be inspected between layers to check the tightness between layers and the tightness with the insulation surface, and inspection records shall be made. The longitudinal and transverse joints between layers shall be staggered.
6.5.8 The thickness of the insulation layer and the allowable deviation of the surface flatness shall comply with the requirements of Table 2. 6.5.9 The joints of the insulation material with moisture-proof layer shall be sealed with adhesive tape, and the width of the adhesive tape shall not be less than 50mm. 6.5.10 The metal protective shell shall be close to the insulation layer, and there shall be no peeling, wrinkles, or forced joints. The overlap of the interface shall be smooth and reinforced with convex ribs, and the overlap size shall be 20mm~25mm. When fastening with self-tapping screws, the screw spacing shall be even and the moisture-proof layer shall not be punctured. 3
JB/T10394.4-2002
Table 2 Permissible deviation of thickness and surface flatness of insulation layerItem
Surface flatness
Permissible deviation
Apply 10mm
Metal shell 5mm
Prefabricated materials + 5%
Wrapping materials + 8%
Filling materials + 10%
Inspection method
Check with 3m long ruler and wedge-shaped feeler gauge
Pierce insulation layer with steel needle and check with ruler
6.5.11 When using cement, mortar and other materials as protective layer, the ingredients should be correct. The metal mesh inside should be tightly clamped to the protective layer, and the overlap should not be less than 30mm. 6.5.12 The gap between rigid or semi-rigid insulation pipe shells should not be greater than 5mm for insulation and should not be greater than 2mm for cold insulation, and should be filled with adhesive materials. The longitudinal seams should be staggered, and the horizontal seams of the outer layer should be located at the lower side. 6.5.13 Rigid or semi-rigid pipe shells should be tied with metal wire or corrosion-resistant webbing, with a spacing of 300mm to 350mm, and at least two ties per section.
6.5.14 When the coiled material is used as a moisture-proof layer, it can be firmly attached to the insulation layer by spiral winding. The overlap width of the coiled material should be 30mm to 50mm.
6.5.15 When the tarpaulin paper is used as a moisture-proof layer, it can be wrapped by wrapping, and the overlap width should be 50mm to 60mm. 6.6 Installation and acceptance of conveying equipment
The installation and acceptance of conveying equipment shall comply with the relevant provisions of GB50270. 6.7 Installation and acceptance of ventilation and air-conditioning systems The installation and testing of ventilation equipment and air-conditioning systems shall comply with the relevant provisions of GB50243. 7 Trial operation and commissioning of coating equipment
7.1 The measurement and commissioning of coating equipment shall be carried out according to the following procedures and projects: a) Equipment single machine operation:
b) System linkage trial operation:
c) Measurement and adjustment of system joint trial operation without production load: d) Measurement and adjustment of comprehensive efficiency test with production load. 7.2 The performance of the instrument used for measurement shall be stable and reliable, the accuracy shall be higher than the level of the measured object, and shall comply with the provisions of relevant national metrology regulations and verification procedures.
7.3 The measurement and commissioning of coating equipment shall comply with the requirements of the design documents and the provisions of the current national standards. 7.3.1 The ventilation and air-conditioning system shall comply with the relevant provisions in GB50243. 7.3.2 Compressors, fans and pumps shall comply with the relevant provisions in GB50275. The conveying equipment shall comply with the relevant provisions in GB50270. 7.3.3
People's Republic of China
Mechanical Industry Standard
General Technical Requirements for Coating Equipment
Part 4: Installation
JB/T10394.4—2002
Published and distributed by Machinery Industry Press
No. 22, Baiwanzhuang Street, Beijing
Postal Code: 100037
Format 890mm×1240mm1/16·0.7 5 printed sheets·13,000 words 1st edition 1st printing April 2003
Book number: 15111·7263
Website: http://www.cmpbook.comEditorial office phone: (010) 88379779
Direct sales center phone:
(010 88379693
All books without anti-counterfeiting label on the cover are pirated
Copyright reserved
Infringements will be investigated3 The allowable deviation of the straightness of the handrail is 1/1000 and the total length is not more than 15mm; the allowable deviation of the verticality is H/1000, where H is the height of the handrail.
6.1.11.4 The allowable deviation of the distance between the uprights of the handrail is ±10mm. 6.1.11.5
The allowable deviation of the verticality of the ladder is H/1000, where H is the height of the ladder. 6.1.11.6
The allowable deviation of the assembly of wall panel components (wall panel sheet metal parts such as tunnels, spray booths, passages, and drying rooms) is shown in Table 1. Table 1 Permissible deviation of assembly of wall panel components
Flatness
Welding
Plug-in and bolt connection
3/1000Full length≤10mm
2/1000Full length≤5mm
Verticality
Full length≤6mm
2/1000Full
Full length≤5mm
1/1000
6.1.11.7 The permissible deviation of flatness of water-dispelling board and water curtain board in spray booth is 1.2/1000 and shall not exceed 3mm within any 6m measuring range of the whole length. 6.2 Installation and acceptance of fans and pumps
The installation and acceptance of fans and pumps shall comply with the relevant provisions of GB50275. 6.3 Installation of air ducts and components
6.3.1 Allowable deviation of air duct installation:
Horizontal degree: 3/1000 and total length ≤20mm. Vertical degree: 2/1000 and total length ≤20mm
6.3.2 The design, manufacture and installation of metal corrugated expansion joints shall comply with the relevant provisions of GB/T12777 and GB/T16749. 6.3.3 The compensation of the expansion joint shall not be used to make up for the installation error of the air duct. 6.3.4 For high-temperature air ducts manufactured in sections and connected by butt angle steel flange bolts, the inner ring joint seam shall be welded and sealed after installation: the outer ring of the angle steel flange can also be welded, but all bolt connection surfaces must be welded and sealed. 6.3.5 Other technical requirements for the installation of air ducts and components shall comply with the relevant provisions of GB50249. 6.4 Installation, construction and acceptance of pipelines
The installation and acceptance of pipelines shall comply with the relevant provisions of GB50235 and GB50236. 6.5 Insulation and acceptance of equipment and pipelines
6.5.1 Check the capacity and quality of insulation materials with samples. 6.5.2 The transportation and storage of insulation materials shall not be exposed to moisture or rain. 6.5.3 The insulation project shall be carried out after the appearance inspection, leak detection or pressure test of equipment and pipelines are qualified and anti-corrosion treatment is carried out. 6.5.4 The insulation nails shall be firmly connected with the insulation surface. 6.5.5 The number of insulation nails: the bottom surface shall not be less than 16/m2, the side surface shall not be less than 10/m2, and the top surface shall not be less than 6/m2. The distance between the first row of insulation nails and the edge of the insulation material shall be less than 120mm. 6.5.6 The longitudinal joints of insulation materials should not be set on the bottom of the air duct or equipment. 6.5.7 The multi-layer insulation structure shall be inspected between layers to check the tightness between layers and the tightness with the insulation surface, and inspection records shall be made. The longitudinal and transverse joints between layers shall be staggered.
6.5.8 The thickness of the insulation layer and the allowable deviation of the surface flatness shall comply with the requirements of Table 2. 6.5.9 The joints of the insulation material with moisture-proof layer shall be sealed with adhesive tape, and the width of the adhesive tape shall not be less than 50mm. 6.5.10 The metal protective shell shall be close to the insulation layer, and there shall be no peeling, wrinkles, or forced joints. The overlap of the interface shall be smooth and reinforced with convex ribs, and the overlap size shall be 20mm~25mm. When fastening with self-tapping screws, the screw spacing shall be even and the moisture-proof layer shall not be punctured. 3
JB/T10394.4-2002
Table 2 Permissible deviation of thickness and surface flatness of insulation layerItem
Surface flatness
Permissible deviation
Apply 10mm
Metal shell 5mm
Prefabricated materials + 5%
Wrapping materials + 8%
Filling materials + 10%
Inspection method
Check with 3m long ruler and wedge-shaped feeler gauge
Pierce insulation layer with steel needle and check with ruler
6.5.11 When using cement, mortar and other materials as protective layer, the ingredients should be correct. The metal mesh inside should be tightly clamped to the protective layer, and the overlap should not be less than 30mm. 6.5.12 The gap between rigid or semi-rigid insulation pipe shells should not be greater than 5mm for insulation and should not be greater than 2mm for cold insulation, and should be filled with adhesive materials. The longitudinal seams should be staggered, and the horizontal seams of the outer layer should be located at the lower side. 6.5.13 Rigid or semi-rigid pipe shells should be tied with metal wire or corrosion-resistant webbing, with a spacing of 300mm to 350mm, and at least two ties per section.
6.5.14 When the coiled material is used as a moisture-proof layer, it can be firmly attached to the insulation layer by spiral winding. The overlap width of the coiled material should be 30mm to 50mm.
6.5.15 When the tarpaulin paper is used as a moisture-proof layer, it can be wrapped by wrapping, and the overlap width should be 50mm to 60mm. 6.6 Installation and acceptance of conveying equipment
The installation and acceptance of conveying equipment shall comply with the relevant provisions of GB50270. 6.7 Installation and acceptance of ventilation and air-conditioning systems The installation and testing of ventilation equipment and air-conditioning systems shall comply with the relevant provisions of GB50243. 7 Trial operation and commissioning of coating equipment
7.1 The measurement and commissioning of coating equipment shall be carried out according to the following procedures and projects: a) Equipment single machine operation:
b) System linkage trial operation:
c) Measurement and adjustment of system joint trial operation without production load: d) Measurement and adjustment of comprehensive efficiency test with production load. 7.2 The performance of the instrument used for measurement shall be stable and reliable, the accuracy shall be higher than the level of the measured object, and shall comply with the provisions of relevant national metrology regulations and verification procedures.
7.3 The measurement and commissioning of coating equipment shall comply with the requirements of the design documents and the provisions of the current national standards. 7.3.1 The ventilation and air-conditioning system shall comply with the relevant provisions in GB50243. 7.3.2 Compressors, fans and pumps shall comply with the relevant provisions in GB50275. The conveying equipment shall comply with the relevant provisions in GB50270. 7.3.3
People's Republic of China
Mechanical Industry Standard
General Technical Requirements for Coating Equipment
Part 4: Installation
JB/T10394.4—2002
Published and distributed by Machinery Industry Press
No. 22, Baiwanzhuang Street, Beijing
Postal Code: 100037
Format 890mm×1240mm1/16·0.7 5 printed sheets·13,000 words 1st edition 1st printing April 2003
Book number: 15111·7263
Website: http://www.cmpbook.comEditorial office phone: (010) 88379779
Direct sales center phone:
(010 88379693
All books without anti-counterfeiting label on the cover are pirated
Copyright reserved
Infringements will be investigated3 The allowable deviation of the straightness of the handrail is 1/1000 and the total length is not more than 15mm; the allowable deviation of the verticality is H/1000, where H is the height of the handrail.
6.1.11.4 The allowable deviation of the distance between the uprights of the handrail is ±10mm. 6.1.11.5
The allowable deviation of the verticality of the ladder is H/1000, where H is the height of the ladder. 6.1.11.6
The allowable deviation of the assembly of wall panel components (wall panel sheet metal parts such as tunnels, spray booths, passages, and drying rooms) is shown in Table 1. Table 1 Permissible deviation of assembly of wall panel components
Flatness
Welding
Plug-in and bolt connection
3/1000Full length≤10mm
2/1000Full length≤5mm
Verticality
Full length≤6mm
2/1000Full
Full length≤5mm
1/1000
6.1.11.7 The permissible deviation of flatness of water-dispelling board and water curtain board in spray booth is 1.2/1000 and shall not exceed 3mm within any 6m measuring range of the whole length. 6.2 Installation and acceptance of fans and pumps
The installation and acceptance of fans and pumps shall comply with the relevant provisions of GB50275. 6.3 Installation of air ducts and components
6.3.1 Allowable deviation of air duct installation:
Horizontal degree: 3/1000 and total length ≤20mm. Vertical degree: 2/1000 and total length ≤20mm
6.3.2 The design, manufacture and installation of metal corrugated expansion joints shall comply with the relevant provisions of GB/T12777 and GB/T16749. 6.3.3 The compensation of the expansion joint shall not be used to make up for the installation error of the air duct. 6.3.4 For high-temperature air ducts manufactured in sections and connected by butt angle steel flange bolts, the inner ring joint seam shall be welded and sealed after installation: the outer ring of the angle steel flange can also be welded, but all bolt connection surfaces must be welded and sealed. 6.3.5 Other technical requirements for the installation of air ducts and components shall comply with the relevant provisions of GB50249. 6.4 Installation, construction and acceptance of pipelines
The installation and acceptance of pipelines shall comply with the relevant provisions of GB50235 and GB50236. 6.5 Insulation and acceptance of equipment and pipelines
6.5.1 Check the capacity and quality of insulation materials with samples. 6.5.2 The transportation and storage of insulation materials shall not be exposed to moisture or rain. 6.5.3 The insulation project shall be carried out after the appearance inspection, leak detection or pressure test of equipment and pipelines are qualified and anti-corrosion treatment is carried out. 6.5.4 The insulation nails shall be firmly connected with the insulation surface. 6.5.5 The number of insulation nails: the bottom surface shall not be less than 16/m2, the side surface shall not be less than 10/m2, and the top surface shall not be less than 6/m2. The distance between the first row of insulation nails and the edge of the insulation material shall be less than 120mm. 6.5.6 The longitudinal joints of insulation materials should not be set on the bottom of the air duct or equipment. 6.5.7 The multi-layer insulation structure shall be inspected between layers to check the tightness between layers and the tightness with the insulation surface, and inspection records shall be made. The longitudinal and transverse joints between layers shall be staggered.
6.5.8 The thickness of the insulation layer and the allowable deviation of the surface flatness shall comply with the requirements of Table 2. 6.5.9 The joints of the insulation material with moisture-proof layer shall be sealed with adhesive tape, and the width of the adhesive tape shall not be less than 50mm. 6.5.10 The metal protective shell shall be close to the insulation layer, and there shall be no peeling, wrinkles, or forced joints. The overlap of the interface shall be smooth and reinforced with convex ribs, and the overlap size shall be 20mm~25mm. When fastening with self-tapping screws, the screw spacing shall be even and the moisture-proof layer shall not be punctured. 3
JB/T10394.4-2002
Table 2 Permissible deviation of thickness and surface flatness of insulation layerItem
Surface flatness
Permissible deviation
Apply 10mm
Metal shell 5mm
Prefabricated materials + 5%
Wrapping materials + 8%
Filling materials + 10%
Inspection method
Check with 3m long ruler and wedge-shaped feeler gauge
Pierce insulation layer with steel needle and check with ruler
6.5.11 When using cement, mortar and other materials as protective layer, the ingredients should be correct. The metal mesh inside should be tightly clamped to the protective layer, and the overlap should not be less than 30mm. 6.5.12 The gap between rigid or semi-rigid insulation pipe shells should not be greater than 5mm for insulation and should not be greater than 2mm for cold insulation, and should be filled with adhesive materials. The longitudinal seams should be staggered, and the horizontal seams of the outer layer should be located at the lower side. 6.5.13 Rigid or semi-rigid pipe shells should be tied with metal wire or corrosion-resistant webbing, with a spacing of 300mm to 350mm, and at least two ties per section.
6.5.14 When the coiled material is used as a moisture-proof layer, it can be firmly attached to the insulation layer by spiral winding. The overlap width of the coiled material should be 30mm to 50mm.
6.5.15 When the tarpaulin paper is used as a moisture-proof layer, it can be wrapped by wrapping, and the overlap width should be 50mm to 60mm. 6.6 Installation and acceptance of conveying equipment
The installation and acceptance of conveying equipment shall comply with the relevant provisions of GB50270. 6.7 Installation and acceptance of ventilation and air-conditioning systems The installation and testing of ventilation equipment and air-conditioning systems shall comply with the relevant provisions of GB50243. 7 Trial operation and commissioning of coating equipment
7.1 The measurement and commissioning of coating equipment shall be carried out according to the following procedures and projects: a) Equipment single machine operation:
b) System linkage trial operation:
c) Measurement and adjustment of system joint trial operation without production load: d) Measurement and adjustment of comprehensive efficiency test with production load. 7.2 The performance of the instrument used for measurement shall be stable and reliable, the accuracy shall be higher than the level of the measured object, and shall comply with the provisions of relevant national metrology regulations and verification procedures.
7.3 The measurement and commissioning of coating equipment shall comply with the requirements of the design documents and the provisions of the current national standards. 7.3.1 The ventilation and air-conditioning system shall comply with the relevant provisions in GB50243. 7.3.2 Compressors, fans and pumps shall comply with the relevant provisions in GB50275. The conveying equipment shall comply with the relevant provisions in GB50270. 7.3.3
People's Republic of China
Mechanical Industry Standard
General Technical Requirements for Coating Equipment
Part 4: Installation
JB/T10394.4—2002
Published and distributed by Machinery Industry Press
No. 22, Baiwanzhuang Street, Beijing
Postal Code: 100037
Format 890mm×1240mm1/16·0.7 5 printed sheets·13,000 words 1st edition 1st printing April 2003
Book number: 15111·7263
Website: http://www.cmpbook.comEditorial office phone: (010) 88379779
Direct sales center phone:
(010 88379693
All books without anti-counterfeiting label on the cover are pirated
Copyright reserved
Infringements will be investigated5 Other technical requirements for the installation of air ducts and components shall comply with the relevant provisions of GB50249. 6.4 Pipeline installation and acceptance
Pipeline installation and acceptance shall comply with the relevant provisions of GB50235 and GB50236. 6.5 Equipment and pipeline insulation and acceptance
6.5.1 Check the capacity and quality of insulation materials with samples. 6.5.2 The transportation and storage of insulation materials shall not be exposed to moisture or rain. 6.5.3 The insulation project shall be carried out after the equipment and pipelines have been inspected for appearance, leak detection or pressure test and anti-corrosion treatment. 6.5.4 The insulation nails shall be firmly connected to the insulation surface. 6.5.5 The number of insulation nails: the bottom surface shall not be less than 16/m2, the side surface shall not be less than 10/m2, the top surface shall not be less than 6/m2, and the distance between the first row of insulation nails and the edge of the insulation material shall be less than 120mm. 6.5.6 The longitudinal joints of the insulation material should not be set on the bottom of the air duct or equipment. 6.5.7 The multi-layer insulation structure should be inspected between layers to check the tightness between the layers and the tightness with the insulation surface, and the inspection records should be made. The longitudinal and transverse joints between the layers should be staggered.
6.5.8 The thickness of the insulation layer and the allowable deviation of the surface flatness should meet the requirements of Table 2. 6.5.9 The joints of the insulation material with a moisture-proof layer should be sealed with adhesive tape, and the width of the adhesive tape should not be less than 50mm. 6.5.10 The metal protective shell should be close to the insulation layer, and there should be no peeling, wrinkles, or forced interfaces. The overlap of the interface should be in line with the water and reinforced with convex ribs. The overlap size is 20mm~25mm. When fastening with self-tapping screws, the screw spacing should be even and the moisture-proof layer should not be punctured. 3
JB/T10394.4-2002
Table 2 Permissible deviation of thickness and surface flatness of insulation layerItem
Surface flatness
Permissible deviation
Apply 10mm
Metal shell 5mm
Prefabricated materials + 5%www.bzxz.net
Wrapping materials + 8%
Filling materials + 10%
Inspection method
Check with 3m long ruler and wedge-shaped feeler gauge
Pierce insulation layer with steel needle and check with ruler
6.5.11 When using cement, mortar and other materials as protective layer, the ingredients should be correct. The metal mesh inside should be tightly clamped to the protective layer, and the overlap should not be less than 30mm. 6.5.12 The gap between rigid or semi-rigid insulation pipe shells should not be greater than 5mm for insulation and should not be greater than 2mm for cold insulation, and should be filled with adhesive materials. The longitudinal seams should be staggered, and the horizontal seams of the outer layer should be located at the lower side. 6.5.13 Rigid or semi-rigid pipe shells should be tied with metal wire or corrosion-resistant webbing, with a spacing of 300mm to 350mm, and at least two ties per section.
6.5.14 When the coiled material is used as a moisture-proof layer, it can be firmly attached to the insulation layer by spiral winding. The overlap width of the coiled material should be 30mm to 50mm.
6.5.15 When the tarpaulin paper is used as a moisture-proof layer, it can be wrapped by wrapping, and the overlap width should be 50mm to 60mm. 6.6 Installation and acceptance of conveying equipment
The installation and acceptance of conveying equipment shall comply with the relevant provisions of GB50270. 6.7 Installation and acceptance of ventilation and air-conditioning systems The installation and testing of ventilation equipment and air-conditioning systems shall comply with the relevant provisions of GB50243. 7 Trial operation and commissioning of coating equipment
7.1 The measurement and commissioning of coating equipment shall be carried out according to the following procedures and projects: a) Equipment single machine operation:
b) System linkage trial operation:
c) Measurement and adjustment of system joint trial operation without production load: d) Measurement and adjustment of comprehensive efficiency test with production load. 7.2 The performance of the instrument used for measurement shall be stable and reliable, the accuracy shall be higher than the level of the measured object, and shall comply with the provisions of relevant national metrology regulations and verification procedures.
7.3 The measurement and commissioning of coating equipment shall comply with the requirements of the design documents and the provisions of the current national standards. 7.3.1 The ventilation and air-conditioning system shall comply with the relevant provisions in GB50243. 7.3.2 Compressors, fans and pumps shall comply with the relevant provisions in GB50275. The conveying equipment shall comply with the relevant provisions in GB50270. 7.3.3
People's Republic of China
Mechanical Industry Standard
General Technical Requirements for Coating Equipment
Part 4: Installation
JB/T10394.4—2002
Published and distributed by Machinery Industry Press
No. 22, Baiwanzhuang Street, Beijing
Postal Code: 100037
Format 890mm×1240mm1/16·0.7 5 printed sheets·13,000 words 1st edition 1st printing April 2003
Book number: 15111·7263
Website: http://www.cmpbook.comEditorial office phone: (010) 88379779
Direct sales center phone:
(010 88379693
All books without anti-counterfeiting label on the cover are pirated
Copyright reserved
Infringements will be investigated5 Other technical requirements for the installation of air ducts and components shall comply with the relevant provisions of GB50249. 6.4 Pipeline installation and acceptance
Pipeline installation and acceptance shall comply with the relevant provisions of GB50235 and GB50236. 6.5 Equipment and pipeline insulation and acceptance
6.5.1 Check the capacity and quality of insulation materials with samples. 6.5.2 The transportation and storage of insulation materials shall not be exposed to moisture or rain. 6.5.3 The insulation project shall be carried out after the equipment and pipelines have been inspected for appearance, leak detection or pressure test and anti-corrosion treatment. 6.5.4 The insulation nails shall be firmly connected to the insulation surface. 6.5.5 The number of insulation nails: the bottom surface shall not be less than 16/m2, the side surface shall not be less than 10/m2, the top surface shall not be less than 6/m2, and the distance between the first row of insulation nails and the edge of the insulation material shall be less than 120mm. 6.5.6 The longitudinal joints of the insulation material should not be set on the bottom of the air duct or equipment. 6.5.7 The multi-layer insulation structure should be inspected between layers to check the tightness between the layers and the tightness with the insulation surface, and the inspection records should be made. The longitudinal and transverse joints between the layers should be staggered.
6.5.8 The thickness of the insulation layer and the allowable deviation of the surface flatness should meet the requirements of Table 2. 6.5.9 The joints of the insulation material with a moisture-proof layer should be sealed with adhesive tape, and the width of the adhesive tape should not be less than 50mm. 6.5.10 The metal protective shell should be close to the insulation layer, and there should be no peeling, wrinkles, or forced interfaces. The overlap of the interface should be in line with the water and reinforced with convex ribs. The overlap size is 20mm~25mm. When fastening with self-tapping screws, the screw spacing should be even and the moisture-proof layer should not be punctured. 3
JB/T10394.4-2002
Table 2 Permissible deviation of thickness and surface flatness of insulation layerItem
Surface flatness
Permissible deviation
Apply 10mm
Metal shell 5mm
Prefabricated materials + 5%
Wrapping materials + 8%
Filling materials + 10%
Inspection method
Check with 3m long ruler and wedge-shaped feeler gauge
Pierce insulation layer with steel needle and check with ruler
6.5.11 When using cement, mortar and other materials as protective layer, the ingredients should be correct. The metal mesh inside should be tightly clamped to the protective layer, and the overlap should not be less than 30mm. 6.5.12 The gap between rigid or semi-rigid insulation pipe shells should not be greater than 5mm for insulation and should not be greater than 2mm for cold insulation, and should be filled with adhesive materials. The longitudinal seams should be staggered, and the horizontal seams of the outer layer should be located at the lower side. 6.5.13 Rigid or semi-rigid pipe shells should be tied with metal wire or corrosion-resistant webbing, with a spacing of 300mm to 350mm, and at least two ties per section.
6.5.14 When the coiled material is used as a moisture-proof layer, it can be firmly attached to the insulation layer by spiral winding. The overlap width of the coiled material should be 30mm to 50mm.
6.5.15 When the tarpaulin paper is used as a moisture-proof layer, it can be wrapped by wrapping, and the overlap width should be 50mm to 60mm. 6.6 Installation and acceptance of conveying equipment
The installation and acceptance of conveying equipment shall comply with the relevant provisions of GB50270. 6.7 Installation and acceptance of ventilation and air-conditioning systems The installation and testing of ventilation equipment and air-conditioning systems shall comply with the relevant provisions of GB50243. 7 Trial operation and commissioning of coating equipment
7.1 The measurement and commissioning of coating equipment shall be carried out according to the following procedures and projects: a) Equipment single machine operation:
b) System linkage trial operation:
c) Measurement and adjustment of system joint trial operation without production load: d) Measurement and adjustment of comprehensive efficiency test with production load. 7.2 The performance of the instrument used for measurement shall be stable and reliable, the accuracy shall be higher than the level of the measured object, and shall comply with the provisions of relevant national metrology regulations and verification procedures.
7.3 The measurement and commissioning of coating equipment shall comply with the requirements of the design documents and the provisions of the current national standards. 7.3.1 The ventilation and air-conditioning system shall comply with the relevant provisions in GB50243. 7.3.2 Compressors, fans and pumps shall comply with the relevant provisions in GB50275. The conveying equipment shall comply with the relevant provisions in GB50270. 7.3.3
People's Republic of China
Mechanical Industry Standard
General Technical Requirements for Coating Equipment
Part 4: Installation
JB/T10394.4—2002
Published and distributed by Machinery Industry Press
No. 22, Baiwanzhuang Street, Beijing
Postal Code: 100037
Format 890mm×1240mm1/16·0.7 5 printed sheets·13,000 words 1st edition 1st printing April 2003
Book number: 15111·7263
Website: http://www.cmpbook.comEditorial office phone: (010) 88379779
Direct sales center phone:
(010 88379693
All books without anti-counterfeiting label on the cover are pirated
Copyright reserved
Infringements will be investigated3 The measurement and commissioning of coating equipment shall comply with the requirements of the design documents and the provisions of the current national standards. 7.3.1 The ventilation and air-conditioning system shall comply with the relevant provisions of GB50243. 7.3.2 Compressors, fans and pumps shall comply with the relevant provisions of GB50275. Conveying equipment shall comply with the relevant provisions of GB50270. 7.3.3
People's Republic of China
Machinery Industry Standard
General Technical Conditions for Coating Equipment
Part 4: Installation
JB/T10394.4—2002
Published and distributed by Machinery Industry Press
No. 22 Baiwanzhuang Street, Beijing
Postal Code: 100037
Format 890mm×1240mm1/16·0.7 5 printed sheets·13,000 words 1st edition 1st printing April 2003
Book number: 15111·7263
Website: http://www.cmpbook.comEditorial office phone: (010) 88379779
Direct sales center phone:
(010 88379693
All books without anti-counterfeiting label on the cover are pirated
Copyright reserved
Infringements will be investigated3 The measurement and commissioning of coating equipment shall comply with the requirements of the design documents and the provisions of the current national standards. 7.3.1 The ventilation and air-conditioning system shall comply with the relevant provisions of GB50243. 7.3.2 Compressors, fans and pumps shall comply with the relevant provisions of GB50275. Conveying equipment shall comply with the relevant provisions of GB50270. 7.3.3
People's Republic of China
Machinery Industry Standard
General Technical Conditions for Coating Equipment
Part 4: Installation
JB/T10394.4—2002
Published and distributed by Machinery Industry Press
No. 22 Baiwanzhuang Street, Beijing
Postal Code: 100037
Format 890mm×1240mm1/16·0.7 5 printed sheets·13,000 words 1st edition 1st printing April 2003
Book number: 15111·7263
Website: http://www.cmpbook.comEditorial office phone: (010) 88379779
Direct sales center phone:
(010 88379693
All books without anti-counterfeiting label on the cover are pirated
Copyright reserved
Infringements will be investigated
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