Some standard content:
Mechanical Industry Standard of the People's Republic of China
JB/T 6504 -1992
Typical Process of Steam Turbine Painting
Published on December 21, 1992
Implementation by the Ministry of Machinery and Electronics Industry of the People's Republic of China on May 1, 1993
Mechanical Industry Standard of the People's Republic of China
Typical Process of Steam Turbine Painting
1 Subject Content and Scope of Application
JB/T 6504 - 1992
This standard specifies the domestic steam turbine paint materials, typical processes, paint requirements for major equipment parts and major technical performance indicators of coatings. This standard applies to fixed steam turbine main engine, auxiliary equipment, regulation and other equipment. Reference Standards
Steam Turbine Cleanliness Standard
JB4058
3 Paint
3.1 Steam turbine paint mainly uses ethylene nitride paint, nitro paint, alkyd paint, etc., and its quality should meet relevant regulations. 3.2 The color of paint such as pipelines shall comply with the specifications of the Ministry of Energy. The rest shall meet the technical performance indicators of corresponding paint materials. 4
Painting Process
Typical processes for decorative paint of steam turbine products are shown in Table 1. Table 1
Process No.
Process Name
Cleaning*
Primer
Filling the depression
Scrape the first coat of putty
Scrape the second coat of putty (re-brush
putty)
Process Content
Remove surface sand, rust, oil, water, etc., then clean with gasoline and wipe clean with packaging cloth
The outer surface can be primed with one or two coats, and the inner surface According to the requirements of the parts painting, refer to Table 4. If there are obvious depressions in the parts, fill them with chemical putty or pit filling putty. Fill the depressions on the surface of the workpiece first and then scrape and apply the peptide fiber putty. Use 2~3 sandpaper to smooth the putty layer (can be done with a mechanical grinder) and then wipe it clean. Quality requirements approved by the Ministry of Machinery and Electronics Industry on December 21, 1992. 1. Surface cleaning. tt||2. No rust, dust, or sand
According to the quality requirements of process 1
1. Shaving and coating are uniform
No sagging
2. No filling and brushing
Fill until basically flat
1. Scraping and coating thickness generally does not exceed
2. Maintain the geometric shape of the workpiece
According to the quality requirements of process 5
The surface is basically flat
Implemented on 1993-05-01
Process No.
Process Name
Scrape the third coat of putty (scrape
peptide)
Spray the second coat of base dye
Spray the second coat of base dye
Spray topcoat
Note: 1)
JB/T6504-1992
Continued Table 1
Process Content
If the surface is uneven, fill in some places first, then scrape the putty all over and grind with 1~2 sandpaper Level the putty layer (can be done with a mechanical grinder) and then clean it
Spray two coats of primer on the whole.
Use putty to fill in local defects
Use No. 0 sandpaper to smooth the entire coating
Spray two coats of primer (add 10-20%) and topcoat) twice with No. 00 sandpaper
Spray the whole thing two to three times
The cleaning process must be carried out after sandblasting or shot blasting and meet the requirements of JB4058-85 Typical processes for non-decorative painting of steam turbine products are shown in Table 24.2.
Process number
Process name
Prepare primer
Spray surface
Process content
Remove sand, rust, oil, water, etc. from the surface, then clean with gasoline and wipe with packaging cloth
Prepare primer once or twice
Spray all over twice or three times
Coating requirements and coating technical performance indicators||t t||The requirements for coating of main equipment parts of steam turbine are shown in Table 3.5.1
The technical performance indicators of coating for steam turbine are shown in Table 4.5.2
Quality requirements
According to the quality requirements of process 5
The surface is flat, the edges and corners are clear, and the joint surface is neatly cut
The spraying is uniform and there is no sagging
The defects shall be filled up
The surface is basically flat and smooth
According to the quality requirements of process 10 Quality requirements
Surface is smooth and clean
1. Spray evenly without sagging
2. Thickness 40~50μm
《Technical conditions for steam turbine paint》
Quality requirements
1. Clean surface
2. No rust, dust, or sand
Quality requirements for process 1
1. Brush evenly without sagging
1. Spray evenly without sagging
2.Thickness 40~50pm
According to the technical conditions of steam turbine paint
Front cylinder, middle steam red (including high and medium pressure steam red)
Rear cylinder (low pressure cylinder)
Cover (including coupling cover
Baffle and baffle sleeve
Safety control box
Main steam valve, regulating valve steam
Front and rear steam seals
Speed governor
Automatic closer
Slewing device (turning device
|tt||Main valve operating seat
Magnetic circuit breaker throttle
Lubricating oil pressure controller
Nozzle group
Steering guide ring
Rotor (except journal)
Main oil pump
Bearing box
Oil cooler
Oil level indicator
Gear box
Oil motor
Connecting pipe
JB/T6504-1992
Coating surface position
External unprocessed surface (including upper and lower steam chambers) Internal unprocessed surface (including upper and lower parts) All external unprocessed surfaces above the platform External surface below the platform
Rear bearing support internal unprocessed surface\
Rear cylinder internal unprocessed surface
External unprocessed surface
Internal unprocessed surface
All surfaces
Exposed unprocessed surface of front bearing box
All outer fur surface||tt| |All non-matching surfaces of the shell and steam chamber
External non-machined surface
External non-machined surface
External surface of the shell
Internal non-machined surface"
External non-machined surface
External non-machined surface
External non-machined surface
Internal non-machined surface\
All external surfaces
All external surfaces
All external surfaces*
All exposed parts\||t t||All external surfaces
Unfinished internal surfaces\
All external surfaces
Unfinished internal surfaces of water chambers
All external surfaces
All internal fur surfaces\
Unfinished external surfaces
Unfinished internal surfaces\
Exposed parts of all external surfaces
All external surfaces
Aluminum paint
Decorative
Non-decorative
Aluminum paint||tt ||Decorative
Aluminum paint
Decorative
Aluminum paint
Saw powder paint
Decorative
Decorative
Decorative
Decorative
Aluminum paint
Aluminum paint
Aluminum paint
Aluminum paint
Paint
Decorative
Non-decorative
Corrosion
Decoration Decorative
Varnish plus 15% aluminum paste
Varnish plus 15% aluminum sheet
Varnish plus 15% lead paste
Tools: Ang Rotor Tool
#Empty
Note: 1)
High overflow and high pressure
Low temperature and low pressure
Synchronizer
Condenser
Water jet vacuum pump
Drain expansion tank, temperature reduction
High and low pressure heaters, steam seals
Add Heater
Water filter
Bridge gauge
Electric adjustment and electrical safety part
Forming channel (pin pipe)
All external surfaces
All internal surfaces\
All external surfaces
All external surfaces of the shell
Inner surface of the shell
Bright external surface
Bright internal surface
All external surfaces
External unprocessed surface
JB/T6504-1992
Continued Table 3
Coating surface position
Unfinished surface inside water chamber
Unfinished surface outside
Unfinished surface inside
All unfinished surfaces
External (exposed part)
All external surfaces (all paste tubes are randomly supplied)All external surfaces
All external surfaces
All external surfaces
All internal fur surfaces
Non-decorative
Aluminum powder paint|| tt||Decorative
Non-decorative
Non-decorative
Aluminum paint
Aluminum paint
Non-decorative
Decorative
Decorative
Non-decorative
Lead paint
Non-decorative
Unless required by the user, the inside of the bearing box, gear box, oil tank, etc. generally do not need to be painted. If it must be painted, it can be selected according to the serial numbers 10 and 11 in Table 4. If it is not required to be painted with paint, temporary anti-rust oil can be applied. And according to the provisions of the "Technical Conditions for Anti-Rust of Steam Turbines", the rotor journal can be oil-sealed or the anti-rust method specified in the "Technical Conditions for Anti-Casting of Steam Turbines" can be used. o
Qinhongguo
oxygen art explosion
bottom building"
Tiejiangchen
zinc yellow alcohol
Rongting paint
red danhuan
oxygen fat dart
perfluoroethyl
CO6—10
G04—9
Co4—18
G06—5||tt| |Daolu paint
Marriage avoidance
Enzyme acid cream
Vesic acid external
Use paint
Grease lack of extension
7650 auxiliary
Ammonia replacement
Coating technical performance indicators
Viscosity coating-4
Attached to the force-scaling method
Viscometer
60~140
6 0~120
Viscosity
Viscometer
80~150
Shallow package
Avoid liquid
Adhesion
Impact separation
Continued Table 4
Swelling strength
Surface dry
Surface dry
Actual dry
Actual dry
Performance and use
It has certain anti-casting performance and required chemical properties. But the adhesion is not very good. If it is baked at 60~65℃ for 2h, the adhesion and other various properties can be enhanced. It is used for steel and other technical equipment for vehicles, machine tools and various industrial products. Good acid adhesion and excellent anti-rust performance, point to confirm my next Ze#fresh: country in food, intention#lock air batch breeding years under the new long in the difference, mother hand color identification Metal surface decoration road service
dries quickly, has good adhesion, and has good calcination ability. It is mainly used for aluminum or aluminum alloy surface painting as a primer before coating. It can also be used as a metal color anti-casting sealant. It has better anti-rust performance than first-class red lead coating. It also has the characteristics of strong adhesion, bacteria resistance, water resistance and strong paint resistance. It is used for anti-casting of steel parts of equipment and pipelines. It can also be used as a primer for epoxy resin paint and other anti-casting coatings. It dries quickly and is easy to construct. It can increase the combined effect of primer and retention. It is used to improve the defect of poor bonding between primer and primer after coating with ethylene oxide or epoxy primer.
Can be dried immediately, and can also be dried at ordinary times. It is easy to be dried, has good bonding to the core layer and dyeing, and is used for coating in The film dries quickly, is smooth and bright, can be rubbed, has good weather resistance and chemical resistance, and the latex film is baked at 60C for 1-3h, which can enhance the adhesion and other mechanical properties of the material. It is used for the surface protection of various accessories. The paint dries quickly in the paint, the film base is hard and bright, and has good light and color retention. The film dries quickly, is smooth and bright, has good adhesion and resistance, can be sandblasted, and is mainly used as a protective device for machinery and tools. Polyurethane is suitable for various metal and semi-metal surfaces, and has excellent adhesion and bright appearance. In particular, it has outstanding durability, which can resist both energy shortage and oil leakage. It is suitable for chains and bearing boxes made of turbines. The gear has the advantages of high melting point, long-term use, etc., and has good gloss retention, anti-falling, anti-corrosion, chemical resistance, anti-moisture, anti-salt, anti-smearing performance. In addition, it has excellent installation performance, and is suitable for gold, aluminum, aluminum alloy, water-resistant, degumming and other surfaces, equipment and environment. It can be used as a protective and decorative layer for the surface of navigation, car rims, bridges, buildings, porcelain, glass aluminum, various equipment, instruments, meters and household appliances, and is suitable for auxiliary boxes, gear boxes, oil tanks, etc. with flame retardant as the medium. JB/T 6504 ° 1992 JB/T 6504 ° 1992
Putty mouse
Dao Luyuan
Perchlorethylene
Marriage touch paint
Enzyme acid box
Vesic acid outside
Use blue paint
Fat lack of cleaning
7650 auxiliary
Pre-aggregationbZxz.net
Ammonia exchange
Wild acid clear
Finger blue clear
Hu powder paste
Perfluorinated
Ethylene putty
Ethylene filling pit
Alkyd intestine
CO6—10
G04—9
C04—18
L01—6
G07—5
(Gold Label)
Viscosity difference
Viscometer
80~150
Shallow package
Expiring liquid
Viscosity test
Onion viscosity meter
100200
Adhesion super circle method
Strength drawing
Table 4 continued
Swelling impact strength
Table 4 continued
Impact strength
Surface dry
Surface dry
Actual dry
Actual flat
Drying, regular immersion drying is also acceptable, easy to make sauce, good adhesion to the vein layer and the west dye, used to fill the holes and channels in the sublayer above the submerged mouse layer. The film dries quickly, is smooth and bright, can be peeled off, has good weather resistance and chemical bonding, the paint film is baked at 60℃ for 1~3h, which can enhance the surface adhesion and other mechanical properties of the material. It is used for surface protection of various accessories.
It dries quickly in the base paint, the film is hard and bright, with good protection and color maintenance.
The film dries quickly, is smooth and bright, has good weather resistance, and is mainly used as a protective device for machinery, equipment and tools. It is suitable for various metal In addition to the surface of metals, it has excellent adhesion and bright appearance. In particular, it has outstanding resistance to corrosion and is not resistant to oil and dust. It is suitable for chain boxes, bearing boxes, gear boxes and other materials made of turbines. It has the characteristics of high melting point and long-term use, and also has very good gloss retention, falling resistance, adhesion, chemical resistance, anti-moisture, anti-salt and anti-staining properties. In addition, it also has excellent metal, aluminum, aluminum alloy, water-resistant performance, and is very demanding!
It has excellent cationization effect on mixed, water pipe, epoxy, urethane, certain degumming and other surfaces. The dye can be used as fire-proof room and decoration layer for navigation room, ceramic residue, glass aluminum, various equipment, navigation, vehicle, bridge, toilet, instrument and household appliances. It is suitable for bearing box, gear box, oil tank and other media before combustion.
Properties and uses
Continuous film has good adhesion and durability, can be dried at low temperature, and has poor water solubility. Used for coating of metal and wood surfaces inside and outside the honey, with good gloss and good durability, suitable for the cleaning of basic parts, wood and metal, can also be used for external use, melting point, with good water resistance, moisture resistance, corrosion resistance, poor mechanical performance, poor weatherability, can not be used for the surface of objects exposed to sunlight, used for coating of various containers and machinery, etc., as a coating, waterproof, anti-separation. Degree of coverage: more than 80 degrees (brightness meter) Total content: 66% Relative brightness: 325 days (98% penetration) Content of gloss <1.5%
Fei Tuoqing varnish is made of 15% aluminum powder slurry. It dries quickly and is not suitable for leveling the surface of existing layers or the surface of the first-class materials. It has good filling performance and is used to fill the metal surface with excessive paint. It is hard and has good adhesion. It is easy to process and can resist nitrate varnish. It is used to fill the joints and seams of metal products. JB/T 6504 ° 1992
JB/T 6504 ° 1992
Alcohol brewing please
Bi Qingqing
Phase powder paste
Perfluoroethylene
Ethylene putty
Peroxide art
Ethylene filling
Alkyd putty
G07-5
(Gold Label)
Perfluoroethylene
Good intestinal release
Dissolving agent
Explanation of radiation
Strong anti-gradual
Elastic storage paint
anti-moistening agent
viscosity one
Li Ying meter
100~200
If the force is drawn on the tooth
Continued Table 4
type impact strength
Continued Table 4
station degree-4
circular force method
viscosity meter
, 1) In order to enhance the adhesion of ethyl peroxide, a layer of phosphating primer can be first applied. Additional Notes: This standard was proposed by Shanghai Power Equipment Complete Design Institute and drafted by Dongfang Steam Turbine Factory and Guangzhou Steam Turbine Factory. Hardness: Impact prediction: 20mm in. Actual surface: Surface required: Reliable and purpose: It has good adhesion and durability, can be dried at low temperature, and has poor water resistance. It is used for indoor and outdoor metal and wood surface coating, fast drying, good gloss and good durability, used for the elasticity of essential parts, wood and metal, and can also be used as a base for external use and melting point.
It has good water resistance, aging resistance, and block resistance, but poor mechanical properties and weather resistance. It cannot be exposed to sunlight. It is used for coating the inner surfaces of various appliances and machinery for lubrication, waterproofing, and anti-separation. Density: above 80 degrees (brightness meter)
Total content: 66%
Depth: 325 days (98% penetration)
Content <1.5%
Mixed with lacquer, 15% aluminum powder slurry is used to make aluminum powder
Dries quickly and is not suitable for scraping back and forth. It is mainly used for the flattening of already existing silver-colored technical products. It has good filling property and can be used to fill in the metal surface that has been swollen by hand.
Hard film, good adhesion, easy to paint, can be matched with nitrate varnish, and can be used to fill in the system and seams of other metal surfaces by hand. Time
Real original
Property and use
It has good release ability and suitable release degree, mainly used to release various fluorinated vinyl paints, ether paints, primers and putties, etc.
It can release various alkyd carbons (including primers, varnishes, etc.)
It can especially release various base paints (including natural paints, varnishes) alone or in combination with dimethylbenzene to remove oil micro-contamination and leakage
General use.
It has high release ability. When used with ethylene peroxide as an agent, it can prevent ethylene peroxide film from flaking under relatively high temperature conditions. When used with an anionic as ... 1992
Marriage type
Dissolving agent
Explanation
Avoid fluorine
Strong moisture-proof
Neck paint
Anti-wetting agent
Viscosity method—4
Adhesion to national law
:) To enhance the adhesion of peroxide base, a layer of carbon phosphide can be added first. Additional remarks:
This standard was proposed by Shanghai Power Equipment Complete Design Institute and the responsible drafting units are: Dongfang Steam Turbine Factory, Guangzhou Steam Turbine Factory. Continued Table 4
Prediction
Agricultural demand level
Actual level
Energy and use
It has good demand release ability and appropriate pressure release construction, and is mainly used for light release of various peroxide base socks, paints, base locks and accounts, etc.
It can release various alkyd carbons (including primer, magnetic edge, etc.)
It can release various bases (including sensitive paint, clear element) alone or in combination with dimethyl methacrylate to release bases and lubricants.
It has high degreasing ability. When used with ethyl peroxide degreasing agent, it can prevent the ethylene peroxide paint from whiting under relatively high humidity conditions. When used with ethyl peroxide degreasing agent, it can be used under high humidity conditions to prevent the base paint from whiting. JB/T 6504 *1992
People's Republic of China
Mechanical Industry Standard
Typical Process of Steam Turbine Paint
JB/T 6504 - 1992
Published by the Mechanical Science Research Institute
Printed by the Mechanical Science Research Institute
(No. 2, Shouti South Road, Beijing
Format 880×1230
Edition X, XX, 19XX
Print runs 1-XXX
Postal code 100044)
Number of words XXX,XXX
Sheets X/X
Print runs X, XX, 19XX
Price XXX.XX Yuan
XX-XXX
Mechanical Industry Standards Service Network: http://www.JB.ac.cn2661- 09It can be used for coating, varnish, etc. It can be used alone or in combination with dimethylbenzene to dissolve oil micro-contamination and leakage. It is generally used for desalination. It has a high release capacity. When used in combination with ethylene peroxide degradant, it can prevent ethylene peroxide film from fading under relatively high temperature conditions. When used in combination with anionic degradant, it can be used in high-temperature environments to prevent bleaching. JB/T 6504 1992
JB/T 6504 ° 1992
Marriage type
Dissolving agent
Explanation
Avoid fluorine
Strong moisture-proof
Neck paint
Anti-wetting agent
Viscosity
Adhesion to national law
:) To enhance the adhesion of peroxide base, a layer of phosphide carbon can be added first. Additional remarks:
This standard was proposed by Shanghai Power Equipment Complete Design Institute and the responsible drafting units are: Dongfang Steam Turbine Factory, Guangzhou Steam Turbine Factory. Table 4 continued
The impact is based on the predicted time
agricultural demand level
actual level
capacity and usage
It has good demand release ability and appropriate release degree, mainly used for light release of various policy socks, paint, bottom locks and accounts, etc.
It can release various alkyd carbons (including primer, magnetic edge, etc.)
It can release various bases (including sensitive paint, clear element) alone or in combination with dimethyl methacrylate to release bases and lubricants.
It has high degreasing ability. When used with ethyl peroxide degreasing agent, it can prevent the ethylene peroxide paint from whiting under relatively high humidity conditions. When used with ethyl peroxide degreasing agent, it can be used under high humidity conditions to prevent the base paint from whiting. JB/T 6504 *1992
People's Republic of China
Mechanical Industry Standard
Typical Process of Steam Turbine Paint
JB/T 6504 - 1992
Published by the Mechanical Science Research Institute
Printed by the Mechanical Science Research Institute
(No. 2, Shouti South Road, Beijing
Format: 880×1230
Edition: X, XX, 19XX
Print runs: 1-XXX
Postal code: 100044)
Number of words: XXX,XXX
Printed sheets: X/X
Print runs: X, XX, 19XX
Price: XXX.XX Yuan
XX-XXX
Mechanical Industry Standards Service Network: http://www.JB.ac.cn2661- 09It can be used for coating, varnish, etc. It can be used alone or in combination with dimethylbenzene to dissolve oil micro-contamination and leakage. It is generally used for desalination. It has a high release capacity. When used in combination with ethylene peroxide degradant, it can prevent ethylene peroxide film from fading under relatively high temperature conditions. When used in combination with anionic degradant, it can be used in high-temperature environments to prevent bleaching. JB/T 6504 1992
JB/T 6504 ° 1992
Marriage type
Dissolving agent
Explanation
Avoid fluorine
Strong moisture-proof
Neck paint
Anti-wetting agent
Viscosity
Adhesion to national law
:) To enhance the adhesion of peroxide base, a layer of phosphide carbon can be added first. Additional remarks:
This standard was proposed by Shanghai Power Equipment Complete Design Institute and the responsible drafting units are: Dongfang Steam Turbine Factory, Guangzhou Steam Turbine Factory. Table 4 continued
The impact is based on the predicted time
agricultural demand level
actual level
capacity and usage
It has good demand release ability and appropriate release degree, mainly used for light release of various policy socks, paint, bottom locks and accounts, etc.
It can release various alkyd carbons (including primer, magnetic edge, etc.)
It can release various bases (including sensitive paint, clear element) alone or in combination with dimethyl methacrylate to release bases and lubricants.
It has high degreasing ability. When used with ethyl peroxide degreasing agent, it can prevent the ethylene peroxide paint from whiting under relatively high humidity conditions. When used with ethyl peroxide degreasing agent, it can be used under high humidity conditions to prevent the base paint from whiting. JB/T 6504 *1992
People's Republic of China
Mechanical Industry Standard
Typical Process of Steam Turbine Paint
JB/T 6504 - 1992
Published by the Mechanical Science Research Institute
Printed by the Mechanical Science Research Institute
(No. 2, Shouti South Road, Beijing
Format 880×1230
Edition X, XX, 19XX
Print runs 1-XXX
Postal code 100044)
Number of words XXX,XXX
Sheets X/X
Print runs X, XX, 19XX
Price XXX.XX Yuan
XX-XXX
Mechanical Industry Standards Service Network: http://www.JB.ac.cn2661- 09
Tip: This standard content only shows part of the intercepted content of the complete standard. If you need the complete standard, please go to the top to download the complete standard document for free.