GBJ 131-1990 Quality inspection and assessment standard for automation instrument installers
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Engineering Construction Standard Full-text Information System
National Standard of the People's Republic of China
Automation Instrument Installation Engineering
Quality Inspection and Evaluation Standard
GBJ131—90
1990Beijing
Engineering Construction Standard Full-text Information System
W Engineering Construction Standard Full-text Information System
National Standard of the People's Republic of China
Automation Instrument Installation Engineering
Quality Inspection and Evaluation Standard
GBJ131—90
Editor Department: Ministry of Chemical Industry of the People's Republic of ChinaApproval Department: Ministry of Construction of the People's Republic of ChinaEffective Date ：March 1, 1991
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Notice on the Release of the National Standard "Quality Inspection and Assessment Standard for Automation Instrument Installation Projects"
(90) Jianbiaozi No. 242
According to the requirements of the State Planning Commission's Document No. [1986] 250, the "Quality Inspection and Assessment Standard for Automation Instrument Installation Projects" revised by the Ministry of Chemical Industry and relevant departments has been reviewed by relevant departments. The "Quality Inspection and Assessment Standard for Automation Instrument Installation Projects" GBJ131-90 is now approved as a national standard and will be implemented on March 1, 1991. The original "Quality Inspection and Assessment Standard for Building Installation Projects (Automation Instrument Installation Projects)" TJ308-77 is abolished at the same time.
This standard is managed by the Ministry of Chemical Industry, and its specific interpretation and other work are the responsibility of the Construction Technology Research Institute of the Ministry of Chemical Industry. The publication and distribution is organized by the Standard and Quota Research Institute of the Ministry of Construction.
Ministry of Construction of the People's Republic of China
May 17, 1990
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Revision Notes
This standard is edited by the Ministry of Chemical Industry in accordance with the requirements of the State Planning Commission's Document No. 250 (1986), and is specifically revised by the Construction Technology Research Institute of the Ministry of Chemical Industry in conjunction with relevant units from the "Standards for Quality Inspection and Assessment of Building Installation Engineering (Automation Instrument Installation Engineering)" (TJ308-77). During the revision process, the compilation team conducted extensive investigations and studies, carefully summarized the experience since the implementation of the original standard, absorbed some scientific research results, and widely solicited opinions from relevant units across the country. Finally, our ministry and relevant departments reviewed and finalized the standard. This standard is divided into eleven chapters and four appendices. The main contents of this revision include: general principles, quality inspection and evaluation methods and the division of quality grades, installation of source components, installation of instrument panels (boxes, operating tables), installation of instrument equipment, installation of instrument power supply equipment and gas and liquid supply systems, laying of instrument electrical lines, explosion-proof and grounding, laying of instrument pipelines, degreasing and protection, instrument calibration, and quantity and methods of instrument engineering quality inspection.
In order to facilitate the use of construction sites, based on the experience of some departments, the content of this standard adopts a combination of text description and tables. This is a test mode. Whether it is appropriate or not, it remains to be further summarized. During the implementation of this standard, if it is found that there is a need for modification and supplementation, please send your opinions and relevant information to the Construction Technology Research Institute of the Ministry of Chemical Industry, Huaizhong Middle Road, Shijiazhuang City, Hebei Province, and copy it to the Capital Construction Department of the Ministry of Chemical Industry for reference in future revisions. Ministry of Chemical Industry
April 1990
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Chapter 1 GeneralbzxZ.net
Chapter 2 Quality Inspection and Assessment Methods and Classification of Quality Grades Chapter 3 Installation of Source Components
Section 1 Inspection Quantity
Section 2 Temperature Source Components
Section 3 Pressure Source Components
Section 4 Flow Source Components
Section 5 Level Source Components
Section 6 Analysis Source Components
Chapter 4 Installation of Instrument Panels (Boxes, Operating Tables) Section 1 Inspection Quantity
Section 2
Section 3
Section 4
Section 5
Chapter 5
Steel Base of Instrument Panel (Operating Table).
Single instrument panel (operating table)
Row of instrument panels (operating tables)
e6
Installation of instrument boxes (boards), insulation boxes, and protective boxes
Section 1
Inspection quantity
Section 2
Section 3
Section 4
Temperature and humidity instruments
Pressure instruments
Flow meters.
Section 5
Level instruments
Section 6
Analytical instruments
Section 7, regulating valves, actuators and solenoid valves·Section 8 Panel-mounted instruments
Chapter 6 Installation of instrument power supply equipment and gas and liquid supply systemsSection 1 Inspection quantity·
Section 2 Power supply equipment·
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(15)
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Section 3 Gas supply system
Section 4 Liquid supply system
Chapter 7 Laying of electrical lines for instruments
Section 1 Inspection quantity
Section 2 Production and installation of brackets, junction ducts and bridgesSection 3
Laying of wire (cable) protection pipes
Section 4
Cable laying, cable head production and wiring
Section 5
Section 6
Laying of wires and compensation wires·
Wiring inside instrument panels (boxes, operating tables)
Chapter 8 Explosion-proof and Grounding
Inspection Quantity?
Section 1
Section 2 Explosion-proof
Section 3
Chapter 9
Laying of Instrument Pipes
Section 1
Section 3
Chapter 10
Inspection Quantity·
Pipe Laying
Instrument Panel (Box, Operation Table) Piping
Degreasing and Protection
Inspection Quantity
Section 1
Section 2
Section 3
Chapter 11
Instrument Adjustment
Section 1
Inspection Quantity
Section 2
Section 3
Appendix 1
Appendix 2
Appendix 3
Single unit adjustment
System debugging·
Inspection tools and instruments
Instrument installation sub-item quality inspection and evaluation tableInstrument installation sub-item quality inspection and evaluation tableAppendix 4 Explanation of terms used in this standard
Additional notes
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Chapter 1 General
Article 1.0.1 This standard is formulated to unify the quality inspection methods for the installation of automation instruments (hereinafter referred to as instruments) in industrial and civil buildings, promote enterprises to strengthen management and ensure project quality.
Article 1.0.2 This standard applies to the inspection and assessment of the quality of instrument installation projects for industrial instruments and civil buildings.
This standard does not apply to underground mines and places where explosives are manufactured, stored, and used, as well as installation projects for mining, transportation, geological, meteorological instruments, computers, and other intelligent instruments.
Article 1.0.3 The main indicators and requirements of this standard are proposed in accordance with the provisions of the "Industrial Automation Instrument Engineering Construction and Acceptance Code" (GBJ93-86), as a unified standard for the inspection and assessment of the quality of instrument installation engineering construction. Engineering Construction Standards Full-text Information System
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Chapter 2
Quality Inspection and Assessment Methods
And the Division of Quality Grades
Article 2.0.1 Quality inspection and assessment shall be carried out step by step in the order of sub-projects, sub-projects, and unit projects.
Article 2.0.2. The division of sub-projects, sub-projects and unit projects shall comply with the following provisions:
, Sub-project: In the factory buildings, workshops, sections, various power stations, independent control rooms (operation rooms) and factory areas, according to the type and purpose of the instrument and the connection pipelines and lines to form an independent detection system, adjustment system, interlocking alarm system and other instrument installation projects, in large and medium-sized civil buildings, the instrument installation projects in the area divided by floors or spans.
2. Sub-project: All instrument installation projects in the factory buildings, workshops, sections, various power stations, independent control rooms (operation rooms) or in the factory areas divided by production processes, in large and medium-sized civil buildings, several related sub-projects are divided into a sub-project.
3. Unit Project: All installation projects in various power stations, independent control rooms (operation rooms), factory areas, and industrial buildings (including installation projects of instruments, industrial pipelines, electrical, air conditioning, ventilation, water supply and drainage, general mechanical equipment, containers, industrial kiln masonry, etc.); all construction projects and installation projects in large and medium-sized civil buildings. Article 2.0.3 The quality inspection and evaluation of sub-items, sub-sections, and unit projects of this standard shall be divided into two levels: qualified and excellent. Article 2.0.4 The evaluation of the quality level of sub-items shall comply with the following provisions: 1. Qualified. Among the specified inspection quantity, all "main" inspection items and 80% or more of the "general" inspection items must comply with the provisions of this standard. 2. Excellent. Among the specified inspection quantity, all "main" inspection items and Engineering Construction Standard Full Text Information System
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All "general" inspection items must comply with the provisions of this standard. Note: The main inspection items refer to the inspected items that have a great impact on the quality of the instrument installation project, such as the capillary laying and temperature package installation in the pressure thermometer installation. Article 2.0.5 The evaluation of the quality level of the sub-project shall comply with the following provisions: 1. Qualified. The quality of all the sub-projects included meets the qualified standards. 2. Excellent. The quality of all the sub-projects included meets the qualified standards, of which 50% or more meet the excellent standards.
Article 2.0.6 The evaluation of the quality level of the unit project shall comply with the following provisions: 1. Qualified.
1. All kinds of power stations, independent control rooms (operating rooms) and instrument installation projects in factory areas and industrial buildings are evaluated together with sub-projects such as industrial pipelines, electrical, air conditioning, ventilation, water supply and drainage, general machinery and equipment, containers, and industrial kiln masonry. All test records and construction technical documents are complete, and all sub-projects in the unit project meet the qualified standards.
2. Construction and installation projects in civil buildings form a unit project, and instrument installation projects should be evaluated together with all the sub-projects they contain. In this unit project, if all test records and construction technical documents are complete, all sub-projects are qualified, and the comprehensive quality score rate reaches 70% or above, it will be evaluated as qualified. III. Excellent.
1. Instrument installation projects in various power stations, independent control rooms (operating rooms) and factory areas and industrial buildings are evaluated together with sub-projects such as industrial pipelines, electrical, air conditioning, ventilation, water supply and drainage, general mechanical equipment, containers, and industrial kiln masonry. If all test records and construction technical documents are complete, all sub-projects in the unit project are qualified, and 50% or above of them are excellent (the quality of the main sub-projects must be excellent), they can be evaluated as excellent.
Note: The main sub-projects are determined as the main projects in the industrial pipeline, electrical, air conditioning, ventilation, water supply and drainage, general machinery and equipment, containers, industrial kiln masonry and other projects according to the production nature of various power stations, independent control rooms (operation rooms), factory areas, industrial buildings, etc. For example, petroleum and chemical plant buildings are industrial pipelines or containers or general machinery and equipment installation projects, substations (stations, rooms) are electrical projects, and independent control rooms (operation rooms) are instrumentation projects.
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2 The construction project and installation project in civil buildings form a unit project, and the instrumentation installation project should be evaluated together with all the sub-projects it contains. In this unit project, if all test records and construction technical documents are complete, all sub-projects are qualified, and the comprehensive quality score rate reaches 85% or above, it can be rated as excellent. Article 2.0.7 When the quality of a sub-project does not meet the specified qualified standards, it must be reworked in time. After rework, the quality level can be re-evaluated, but it must be jointly identified as qualified by the quality supervision department, design department, and statutory testing department. When it can meet the requirements of safety and functional use, but has permanent defects, it cannot be rated as excellent. Article 2.0.8 When the quality of the project cannot meet this standard due to design errors, poor equipment manufacturing quality, and the equipment and materials supplied do not meet the design requirements, the project can be exempted from quality assessment after confirmation by the construction, design, construction units and other relevant parties.
Article 2.0.9 The quality inspection and assessment work should be carried out after the construction of the project is completed (hidden projects should be during the construction process), the construction personnel have passed the self-inspection and filled in the self-inspection record.
Article 2.0.10 The procedures for engineering quality inspection and assessment should comply with the following provisions: 1. The quality of the sub-project should be inspected and assessed by the construction personnel and the team leader on the basis of the self-inspection of the construction team, and verified by the full-time quality inspector. 2. The quality of the sub-project shall be inspected and evaluated by the technical person in charge and the construction team leader at the first level of the construction team, and shall be verified by the full-time quality inspector and approved by the enterprise's technical and quality management departments.
3. The quality of the unit project shall be inspected and evaluated by the technical person in charge and administrative leaders of the enterprise and the relevant departments, and shall be reported to the superior competent department for approval after verification by the quality management department. Article 2.0.11 The tools and instruments used to inspect the quality of the project shall comply with the provisions of Appendix 1 of this standard.
Article 2.0.12 The quality inspection and evaluation form shall be filled in for quality inspection and evaluation. The format of the quality inspection and evaluation form for sub-projects and sub-projects shall comply with the provisions of Appendix and Appendix 3 of this standard respectively.
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Chapter III Installation of Source Components
Section I Inspection Quantity
Article 3.1.1 The inspection quantity of source component installation shall comply with the following provisions: 1. All source components used for high pressure, negative pressure, high temperature, flammable, explosive, toxic and harmful media must be inspected.
2. Source components used for harmless media such as medium and low pressure and normal temperature must be sampled 30% according to the type of source, and no less than one. Section II Temperature Source Components
Article 3.2.1 The quality standards and inspection methods for the installation of temperature source components shall comply with the provisions of Table 3.2.1.
Temperature sampling component installation quality standards and inspection methods Procedures
Inspection items
Vertical installation
Quality standards
Meet the design requirements
Meet the design requirements and the provisions of Articles 2.2.1 and 2.2.2 of GBJ93-86
The two axes of the pipeline and the sampling component intersect vertically
The two axes of the pipeline and the sampling component intersect
Installation at the bend of the pipeline
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Inspection methods
Check product certificates
Observe and measure with a square
Observe and measure with a ruler
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Inspection items
Inclined installation
Installation with expansion pipe
Tightness
Quality standard
Reverse medium flow direction
Comply with the provisions of Article 2.2.4 of GBJ93-86
No leakage
Comply with the provisions of Chapter 8, Section 6 of GBJ93-86
Continued Table 3.2.1
Inspection method
Observation, for high-pressure, high-temperature pipes, the flaw detection records should be checked
Leak test records should be checked
Pressure test records should be checked
Note: GBJ93-86 refers to the national standard "Industrial Automation Instrumentation Engineering Construction and Acceptance Specifications". Section 3 Pressure Source Components
Article 3.3.1 The quality standards and inspection methods for the installation of pressure source components shall comply with Table 3.3.1.
Pressure source component installation quality standards and inspection methods Procedures
Inspection items
Source on horizontal and inclined pipelines
Installation orientation
Gas medium
Liquid medium
Steam medium
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Quality standards
Meet design requirements
Meet design requirements or select medium
Flow beam stability
Above the horizontal center line of the pipeline
Below the horizontal center line of the pipeline
Within an angle of 45°
Above or
below the horizontal center line of the pipeline within an angle of 45°
Inspection methods
Check product certificates
Check design, observe
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