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Position: Chinese Standard in English/TB/T 2879.2-1998
TB/T 2879.2-1998   Railway Rolling Stock - Paint and Painting - Part 2: Methods for Testing Paints (English Version)
Standard No.: TB/T 2879.2-1998 Status:valid remind me the status change

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Word Count: 5500 words Price(USD):260.0 remind me the price change

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Implemented on:1998-9-1 Delivery: via email in 1 business day
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Standard No.: TB/T 2879.2-1998
English Name: Railway Rolling Stock - Paint and Painting - Part 2: Methods for Testing Paints
Chinese Name: 铁路机车车辆 涂料及涂装 第2部分:涂料检验方法
Professional Classification: TB    Professional Standard - Railway Transport
Issued on: 1998-02-24
Implemented on: 1998-9-1
Status: valid
Language: English
File Format: PDF
Word Count: 5500 words
Price(USD): 260.0
Delivery: via email in 1 business day
Codeofchina.com is in charge of this English translation. In case of any doubt about the English translation, the Chinese original shall be considered authoritative. This standard is not equivalent to International Union of Railways standard UIC 842.2-1975 Technical Specification for Methods for Testing Paint Products. It adopts similar form with UIC standard. The testing contents and methods hereof are basically consistent with those in UIC standard. As for test methods, those given in ISO standard and the national standard equivalent or nonequivalent to foreign advanced standard are mainly adopted, meanwhile relevant test methods which are commonly-used at present and specified in national standard are listed. This standard is Part 2 of the series standards "Railway Rolling Stock - Paint and Painting"; other parts are as follows: TB/T 2879.1-1998 (neq UIC 842.1-1975) Part 1: Technical Specification for Supply of Paints TB/T 2879.3-1998 (neq UlC 842.3-1979) Part 3: Technical Specification for Surface Treatment of Metallic and Nonmetallic Materials TB/T 2879.4-1998 (neq UIC 842.4-1979) Part 4: Technical Specification for Protection and Painting of Freight Car TB/T 2879.5-1998 (neq UIC 842.5-1975) Part 5: Technical Specification for Protection and Painting of Passenger Car and Tractive Units TB/T 2879.6-1998 (neq UIC 842.6-1979) Part 6: Code for Quality Inspection & Acceptance of Painting This standard was proposed by Dalian Diesel Locomotive Research Institute of MOR. It is under the jurisdiction of Standards and Metrology Research Institute of MOR. It was firstly issued in February 1998. Railway Rolling Stock - Paint and Painting - Part 2: Methods for Testing Paints 1 Scope This standard specifies the methods for testing paints for railway rolling stock, and is applicable to protective paints for railway rolling stock. 2 Normative References The following standards contained provisions which through reference in this standard, constitute provisions of this standard. At the time of publication, all editions indicated are valid. All standards are subject to revision, and parties to agreements based on this standard are encouraged to investigate the possibility of applying the latest editions of the following standards. GB/T 1723-1993 Determination of Viscosity of Coatings GB/T 1724-1979 (1989) Methods of Test for Fineness of Grind of Paints GB/T 1726-1979 (1989) Methods of Test for Hiding Power of Paints GB/T 1727-1992 General Preparation of Paint Film GB/T 1728-1979 (1989) Methods of Test for Drying Time of Coatings of Paints and Putties GB/T 1730-1993 (neq ISO 1522:1973) Determination of Hardness of the Paint Films - Pendulum Damping Test GB/T 1731-1993 Determination of Flexibility of Films GB/T 1732-1993 Determination of Impact Resistance of Film GB/T 1733-1993 Determination of Resistance to Water of Films GB/T 1734-1993 Determination of Resistance to Petrol of Films GB/T 1735-1979 (1989) Method of Test for Heat Resistance of Paint Films GB/T 1740-1979 (1989) Determination of Resistance to Heat and Humidity of Paint Films GB/T 1748-1979 (1989) Method of Test for Flexibility of Putty Coatings GB/T 1749-1979 (1989) Method of Test for Consistency of Pastes and Putties GB/T 1763-1979 (1989) Methods of Test for Chemical Resistance of Paint Films GB/T 1766-1979 (1989) Method of Evaluation of Degradation (Both Exterior and Accelerated) of Paint Films GB/T 1767-1979 (1989) Determination Method for Film Weatherability GB/T 1768-1979 (1989) Method of Test for Abrasion Resistance of Paint Films GB/T 1770-1979 (1989) Method of Test for Sanding Property of Coatings of Primers and Putties GB/T 1771-1991 (eqv ISO 7253:1984) Paints and Varnishes - Determination of Resistance to Neutral Salt Spray GB/T 1865-1980 (1989) Determination of Aging (Manual Accelerated Aging) of Film GB 3186-1982 (1989) (neq ISO 1512:1974) Sampling Paint Products GB/T 5208-1985 (neq ISO 3679:1983) Coatings - Flash Point Test - Rapid Equilibrium Method GB/T 5209-1985 (neq ISO 1521:1973) Paints and Varnishes - Determination of Resistance to Water - Water Immersion Method GB/T 5210-1985 (neq ISO 4624:1978) Determination of Adhesion of Coats - Pull-off Test GB/T 6739-1986 Determination of Film Hardness by Pencil Test GB/T 6742-1986 (neq ISO 1519:1973) Bend Test for Coating (Cylindrical Mandrel) GB/T 6750-1986 (neq ISO 2811:1974) Paints and Varnishes - Determination of Density GB/T 6751-1986 (neq ISO 1515:1973) Paints and Varnishes - Determination of Volatile and Non-volatile Matter GB/T 6753.1-1986 (neq ISO 1524:1983) Determination of Fineness of Grind for Coatings GB/T 6753.2-1986 (neq ISO 1517:1973) Paints and Varnishes - Surface-drying Test - Ballotini Method GB/T 6753.3-1986 Methods of Test for Package Stability of Paints GB/T 6753.4-1986 (neq ISO 2431:1984) Determination of Flow Time of Paints and Varnishes by Use of ISO Flow Cups GB/T 9264-1988 Test Method for Sagging of Paints GB/T 9268-1988 Determination of Freeze-thaw Resistance of Latex and Emulsion Paints GB/T 9269-1988 Determination of Viscosity of Architectural Paints and Coatings Using Stormer Viscosimeter GB/T 9271-1988 (eqv ISO 1514:1984) Paints and Varnishes - Standard Panels for Testing GB/T 9273-1988 (eqv ISO 3678:1976) Print-free Test of Film GB/T 9274-1988 (eqv ISO 2812:1974) Paints and Varnishes - Determination of Resistance to Liquids GB/T 9276-1988 (eqv ISO 2810:1974) Paint and Varnish - Methods of Exposure to Natural Weathering of Coating GB/T 9277.1-1988 (eqv ISO 4628/1:1982) Evaluation of Degradation of Paint Coatings - Part 1: General Principles and Rating Schemes GB/T 9277.2-1988 (eqv ISO 4628/2:1982) Evaluation of Degradation of Paint Coatings - Part 2: Designation of Degree of Blistering GB/T 9277.3-1988 (eqv ISO 4628/3:1982) Evaluation of Degradation of Paint Coatings - Part 3: Designation of Degree of Rusting GB/T 9277.4-1988 (eqv ISO 4628/4:1982) Evaluation of Degradation of Paint Coatings - Part 4: Designation of Degree of Cracking GB/T 9277.5-1988 (eqv ISO 4628/5:1982) Evaluation of Degradation of Paint Coatings - Part 5: Designation of Degree of Flaking GB/T 9278-1988 (eqv ISO 3270:1984) Temperatures and Humidities for Conditioning and Testing of Paint Specimens GB/T 9279-1988 (eqv ISO 1518:1973) Paints and Varnishes - Scratch Test GB/T 9286-1988 (eqv ISO 2409:1972) Paints and Varnishes - Cross Cut Test for Films GB/T 9751-1988 (neq ISO 2884:1974) Determination of Viscosity of Coatings at a High Rate of Shear GB/T 9752-1988 (neq ISO 1516:1981) Coatings and Related Products - Flash/No Flash Test - Closed cup Equilibrium Method GB/T 9753-1988 (neq ISO 1520:1973) Paints and Varnishes - Cupping Test GB/T 9754-1988 (neq ISO 2813:1978) Paints and Varnishes - Measurement of Specular Gloss of Non-metallic Paint Films at 20°,60°and 85° GB/T 11186.2-1989 (eqv ISO 7724/2:1984) Methods for Measuring the Colour of Paint Films - Part 2: Colour Measurement GB/T 11189.1-1989 Operating Light-exposure Apparatus (Xenon-arc Type) with and without Water and Testing Method for Exposure of Nonmetallic Materials GB/T 11189.2-1989 Operating Light-exposure Apparatus (Carbon-arc Type) with and without Water and Testing Method for Exposure of Nonmetallic Materials GB/T 11190-1989 Operating Light- and Water-exposure Apparatus (Carbon-arc Type) and Testing Method for Testing Paint, Varnish, Lacquer, and Related Products GB/T 13452.2-1992 (eqv ISO 2808:1974) Paints and Varnishes - Determination of Film thickness GB/T 13452.4-1992 (eqv ISO 4623:1984) Paints and Varnishes - Filiform Corrosion Test on Steel GB/T 14826-1993 Determining and Evaluating Degree of Chalking of Paint Coats GB/T 16259-1996 (neq ISO 4892:1993) Test Method for Color Changes in Accelerated Weathering of Colored Building Materials GB/T 16406-1996 (neq ISO 6721-3:1994) Acoustics - Flexural Resonance Testing Method for Damping Properties of Acoustical Materials GSB G51001-1994 Color Standard Cards for Films TB/T 2260-1991 Technical Specification for Supply of Anti-rust Primer for Rolling Stock TB/T 2393-1993 Technical Specification for Supply of Finish Paint for Rolling Stock TB/T 2707-1996 Technical Specification for Alkyd Paste Paint for Use on Railway Wagons TB/T 2879.1-1998 (neq UIC 842.1-1975) Railway Rolling Stock - Paint and Painting of - Part 1: Technical Specification for Supply of Paints 3 Sample Taking and Preparation 3.1 Sampling In principle, samples are taken in the manufacturing factory by a representative of consumer. The manufacturer shall supply the staff and equipment necessary for correct rapid sampling of the paints submitted for acceptance of his own expense. Products shall be submitted in batches, which must only include those of the same kind from the same manufacturing batch. Sampling procedure shall be in strict accordance with the relevant requirements of GB 3186. 3.2 Test panels Test panels shall be prepared according to the relevant requirements of GB/T 1727. The material of base panel shall be selected according to GB/T 9271 and subjected to surface treatment or determined as per the user's requirements and actual application conditions. 3.3 Sample state regulation and test temperature and humidity According to GB/T 9278, the standard environmental condition is 23℃±2℃ in temperature and (50±5)% in relative humidity. 4 Testing Methods 4.1 Methods of testing paints in delivery condition 4.1.1 Determination of viscosity For determining the viscosity of paint, one of the following methods can be selected: a) Determining the flow time of paint by use of ISO flow cups according to GB/T 6753.4; b) Determining viscosity of paint with coating-1 viscosimeter, coating-4 viscosimeter or falling ball viscosimeter according to the requirements of GB/T 1723; c) Using Stormer viscosimeter according to the requirements of GB/T 9269; d) For thixotropic or viscous paint, determining its viscosity with viscosimeter or inspecting brushability directly according to GB/T 9751. e) For putty or other very sticky paint (paste paint), determining the consistency according to the requirements of GB/T 1749. 4.1.2 Determination of density Paint density is determined according to the requirements of GB/T 6750. 4.1.3 Determination of volatile and non-volatile matters Volatile and non-volatile matters in paint are determined according to the requirements of GB/T 6751. 4.1.4 Determination of fineness The fineness of grind for coatings is determined according to the requirements of GB/T 6753.1 or GB/T 1724. 4.1.5 Determination of package stability The package stability of paint is determined according to the requirements of GB/T 6753.3. 4.1.6 Determination of frost resistance of water soluble paint Frost resistance of water soluble latex paint is determined according to the requirements of GB/T 9268; for other water soluble paints, the determination is carried out according to the user's requirements. 4.1.7 Determination of danger grade according to the flash point Flash point of paint is determined according to the requirements of GB/T 9752 or GB/T 5208 to determine the danger grade of paint: a) <21℃; b) 21℃~55℃; c) >55℃. 4.2 Methods of testing the paint to be coated 4.2.1 Determination of the available period of two-component paint Available period of two-component paint is determined according to the following method: uniformly mix at least 200g of component A and component B in proportion and adjust it to applicable viscosity by adding diluent, put the solution into 100mm-diameter and 45mm-high tinplate vessel; the time when there is gel or precipitate after two components are mixed is the available period. 4.2.2 Determination of matchability Matchability is determined according to the following methods: brush all paints on the steel plate of 300mm×300mm in minimum area according to the requirements of 3.2, dry the paints as required, then brush the next layer paint according to the requirements of painting system and record the construction of the next layer paint as well as the appearance of dry film. 4.2.3 Determination of drying time Determine the drying time of paint film according to relevant requirements in GB/T 6753.2 and GB/T 9273 or GB/T 1728; the drying time of putty film is determined according to the relevant requirements of GB/T 1728. 4.2.4 Determination of hiding power Hiding power is determined according to the requirements of GB/T 1726; or determine the minimum thickness of dry film of which the ground color is covered by paint. 4.2.5 Determination of coating thickness 4.2.5.1 Determination of dry film thickness Dry film thickness of coating is determined according to the requirements of GB/T 13452.2. According to the property of base material, mechanical, optical, magnetic, electromagnetic or vortex flow method and the like are adopted for measurement; the error of measuring apparatus shall be less than 10%. Where selecting measuring apparatus and making measurement, the influence of such factors as roughness and object shape on the measurement result must be considered. Dry film thickness is expressed in μm. 4.2.5.2 Determination of wet film thickness Wet film thickness measurement shall be carried out immediately after painting. The measuring apparatus is a hardened and polished steel disk of 50mm in diameter, accompanied with two concentric rolling surfaces at outer side and one eccentric test surface in the center as well as marked with division on both sides. It is able to measure wet film thickness of (0~300)μm.
Foreword i 1 Scope 2 Normative References 3 Sample Taking and Preparation 4 Testing Methods 5 Test Report Annex A (Normative) Determination of Solderability - Spot Welding Test Panel
Referred in TB/T 2879.2-1998:
*GB/T 1723-1993 Determination of viscosity of coatings
*GB/T 1724-1979 Methods of test for fineness of grind of paints
*GB/T 1726-1979 Methods of test for hiding power of paints
*GB/T 1727-1992 General preparation of paint film
*GB/T 1728-1979 Methods of test for drying time of coatings of paints and putties
*GB/T 1730-1993 Determination of hardness of the paint films―Pendulum damping test
*GB/T 1731-1993 Determination of flexibility of films
*GB/T 1732-1993 Determination of impact resistance of film
*GB/T 1733-1993 Determination of resistance to water of films
*GB/T 1734-1993 Determination of resistance to petrol of films
*GB/T 1735-1979 Method of test for heat resistance of paint films
*GB/T 1740-1979 Methods of test for resistance to heat and humidity of paint films
*GB/T 1748-1979 Method of test for flexibility of putty coatings
*GB/T 1749-1979 Method of test for consistency of pastes and putties
*GB/T 1763-1979 Methods of test for chemical resistance of paint films
*GBT1766-1979
*GB/T 1767-1979 Method for exterior exposure tests of paint films
*GB/T 1768-1979 Method of test for abrasion resistance of paint films
*GB/T 1770-1979 Method of test for sanding property of coatings of primers and putties
*GB/T 1771-1991 Paints and Varnishes-Determination of resistance to neutral salt spray
*GB/T 1865-1980 Determination of the ageing of paint membrane
*GB 3186-1982 Sampling paint products
*GB/T 5208-1985 Coatings; Flash point test; Rapid equilibrium method
*GB/T 5209-1985 Paints and varnishes; Determination of resistance to water; Water immersion method
*GB/T 5210-1985 Determination of adhesion of coats--Pull-off test
*GBT6739-1986
*GB/T 6742-1986 Bend test for coating(cylindrical mandrel)
*GB/T 6750-1986 Paints and varnishes; Determination of density
*GB/T 6751-1986 Paints and varnishes; Determination of volatile and non-volatile matter
*GB/T 6753.1-1986 Determination of fineness of grind for coatings
*GB/T 6753.2-1986 Paints and varnishes; Surface-drying test; Ballotini method
*GB/T 6753.3-1986 Methods of test for package stability of paints
*GBT6753.4-1986
*GBT9264-1988
*GB/T 9268-1988 Determination of freeze-thaw resistance of latex and emulsion paints
*GB/T 9269-1988 Determination of viscosity of architectural paints and coatings--Stormer viscosimeter method
*GB/T 9271-1988 Paints and varnishes; Standard panels for testing
*GB/T 9273-1988 Print-free test of film
*GBT9274-1988
*GB/T 9276-1988 Notes for guidance on the conduct of natural weathering tests of paint and varnish coatings
*GBT9277.1-1988
*GBT9277.2-1988
*GBT9277.3-1988
*GBT9277.4-1988
*GBT9277.5-1988
*GBT9278-1988
*GB/T 9279-1988 Paints and varnishes--Scratch test
*GB/T 9286-1988 Paints and varnishes--Cross test for films
*GB/T 9751-1988 Determination of viscosity of coatings at a high rate of shear
*GB/T 9752-1988 Coatings and related products--Flash/no flash test--Closed cup equilibrium method
*GB/T 9753-1988 Paints and varnishes--Cupping test
*GB/T 9754-1988 Paints and varnishes-Measurement of specular gloss of non-metallic paint films at 20°,60°and 85°
*GB/T 11186.2-1989 Methods for measuring the colour of paint films. Part 2: Colour measurement
*GBT11189.1-1989
*GB/T 11189.2-1989 Operating light-exposure apparatus(carbon-arc type) with and without water and testing method for exposure of nonmetallic materials
*GB/T 11190-1989 Operating light-and water-exposure apparatus (carbon-arc type) and testing method for testing paint, varnish, lacquer, and related products
*GB/T 13452.2-1992 Paints and varnishes-Determination of film thickness
*GB/T 13452.4-1992 Paints and varnishes-Filiform corrosion test on steel
*GB/T 14826-1993 Determining and evaluating degree of chalking of paint coats
*GB/T 16259-1996 Test method for color changes in accelerated weathering of colored building materials
*GB/T 16406-1996 Acoustics - Flexural resonance testing method for damping properties of acoustical materials
*GSB G51001-1994
*TB/T 2260-1991
*TB/T 2393-1993
*TB/T 2707-1996 Technical Specification for Paste Alkyd Paint for Railway Wagon
*TB/T 2879.1-1998 Railway Rolling Stock - Paint and Painting - Part 1: Technical Specification for Supply of Paints
TB/T 2879.2-1998 is referred in:
*TB/T 2879.1-1998 Railway Rolling Stock - Paint and Painting - Part 1: Technical Specification for Supply of Paints
*TB/T 2879.5-1998 Paint and Painting of Railway Rolling Stock - Part 5: Technical Specification for Protection and Painting of Passenger Car and Traction Motor Vehicle
*GB 50222-1995(2001) Code for Fire Prevention in Design of Interior Decoration of Buildings (2001 edition)
*GB 20799-2016 Fresh and frozen meat transport condition
*GB/T 17425-1998 Purchase and acceptance of couplers and coupler yokes for freight service
*CJJ 44-1991 Code for construction and acceptance of municipal road base works
*CNCA C11-01-2014 China Compulsory Certification Implementation Rules - Motor vehicle [Including CNCA 2017 No.1 Announcement - Modification List]
*GB 2726-2016 Hygienic standard for cooked meat products
*YD/T 1582-2010 800MHz/2GHz cdma2000 digital cellular mobile communication network:signaling link access control (LAC) of air interface specification
*TSG 24-2015 Supervision Regulation on Safety Technology for Hyperbaric Oxygen Chambers
*QC/T 418-1999 Technical requirements o fblade connector for automobile
*GB/T 34590.9-2017 Road vehicles-Functional safety-Part 9: Automotive Safety Integrity Level (ASI L) -oriented and safety-oriented analyses
*DB44/26-2001 Discharge limits of water pollutants (Guangdong)
*QC/T 533-1999 Test method for bench of automobile drive axle
Code of China
Standard
TB/T 2879.2-1998  Railway Rolling Stock - Paint and Painting - Part 2: Methods for Testing Paints (English Version)
Standard No.TB/T 2879.2-1998
Statusvalid
LanguageEnglish
File FormatPDF
Word Count5500 words
Price(USD)260.0
Implemented on1998-9-1
Deliveryvia email in 1 business day
Detail of TB/T 2879.2-1998
Standard No.
TB/T 2879.2-1998
English Name
Railway Rolling Stock - Paint and Painting - Part 2: Methods for Testing Paints
Chinese Name
铁路机车车辆 涂料及涂装 第2部分:涂料检验方法
Chinese Classification
Professional Classification
TB
ICS Classification
Issued by
Issued on
1998-02-24
Implemented on
1998-9-1
Status
valid
Superseded by
Superseded on
Abolished on
Superseding
Language
English
File Format
PDF
Word Count
5500 words
Price(USD)
260.0
Keywords
TB/T 2879.2-1998, TB 2879.2-1998, TBT 2879.2-1998, TB/T2879.2-1998, TB/T 2879.2, TB/T2879.2, TB2879.2-1998, TB 2879.2, TB2879.2, TBT2879.2-1998, TBT 2879.2, TBT2879.2
Introduction of TB/T 2879.2-1998
Codeofchina.com is in charge of this English translation. In case of any doubt about the English translation, the Chinese original shall be considered authoritative. This standard is not equivalent to International Union of Railways standard UIC 842.2-1975 Technical Specification for Methods for Testing Paint Products. It adopts similar form with UIC standard. The testing contents and methods hereof are basically consistent with those in UIC standard. As for test methods, those given in ISO standard and the national standard equivalent or nonequivalent to foreign advanced standard are mainly adopted, meanwhile relevant test methods which are commonly-used at present and specified in national standard are listed. This standard is Part 2 of the series standards "Railway Rolling Stock - Paint and Painting"; other parts are as follows: TB/T 2879.1-1998 (neq UIC 842.1-1975) Part 1: Technical Specification for Supply of Paints TB/T 2879.3-1998 (neq UlC 842.3-1979) Part 3: Technical Specification for Surface Treatment of Metallic and Nonmetallic Materials TB/T 2879.4-1998 (neq UIC 842.4-1979) Part 4: Technical Specification for Protection and Painting of Freight Car TB/T 2879.5-1998 (neq UIC 842.5-1975) Part 5: Technical Specification for Protection and Painting of Passenger Car and Tractive Units TB/T 2879.6-1998 (neq UIC 842.6-1979) Part 6: Code for Quality Inspection & Acceptance of Painting This standard was proposed by Dalian Diesel Locomotive Research Institute of MOR. It is under the jurisdiction of Standards and Metrology Research Institute of MOR. It was firstly issued in February 1998. Railway Rolling Stock - Paint and Painting - Part 2: Methods for Testing Paints 1 Scope This standard specifies the methods for testing paints for railway rolling stock, and is applicable to protective paints for railway rolling stock. 2 Normative References The following standards contained provisions which through reference in this standard, constitute provisions of this standard. At the time of publication, all editions indicated are valid. All standards are subject to revision, and parties to agreements based on this standard are encouraged to investigate the possibility of applying the latest editions of the following standards. GB/T 1723-1993 Determination of Viscosity of Coatings GB/T 1724-1979 (1989) Methods of Test for Fineness of Grind of Paints GB/T 1726-1979 (1989) Methods of Test for Hiding Power of Paints GB/T 1727-1992 General Preparation of Paint Film GB/T 1728-1979 (1989) Methods of Test for Drying Time of Coatings of Paints and Putties GB/T 1730-1993 (neq ISO 1522:1973) Determination of Hardness of the Paint Films - Pendulum Damping Test GB/T 1731-1993 Determination of Flexibility of Films GB/T 1732-1993 Determination of Impact Resistance of Film GB/T 1733-1993 Determination of Resistance to Water of Films GB/T 1734-1993 Determination of Resistance to Petrol of Films GB/T 1735-1979 (1989) Method of Test for Heat Resistance of Paint Films GB/T 1740-1979 (1989) Determination of Resistance to Heat and Humidity of Paint Films GB/T 1748-1979 (1989) Method of Test for Flexibility of Putty Coatings GB/T 1749-1979 (1989) Method of Test for Consistency of Pastes and Putties GB/T 1763-1979 (1989) Methods of Test for Chemical Resistance of Paint Films GB/T 1766-1979 (1989) Method of Evaluation of Degradation (Both Exterior and Accelerated) of Paint Films GB/T 1767-1979 (1989) Determination Method for Film Weatherability GB/T 1768-1979 (1989) Method of Test for Abrasion Resistance of Paint Films GB/T 1770-1979 (1989) Method of Test for Sanding Property of Coatings of Primers and Putties GB/T 1771-1991 (eqv ISO 7253:1984) Paints and Varnishes - Determination of Resistance to Neutral Salt Spray GB/T 1865-1980 (1989) Determination of Aging (Manual Accelerated Aging) of Film GB 3186-1982 (1989) (neq ISO 1512:1974) Sampling Paint Products GB/T 5208-1985 (neq ISO 3679:1983) Coatings - Flash Point Test - Rapid Equilibrium Method GB/T 5209-1985 (neq ISO 1521:1973) Paints and Varnishes - Determination of Resistance to Water - Water Immersion Method GB/T 5210-1985 (neq ISO 4624:1978) Determination of Adhesion of Coats - Pull-off Test GB/T 6739-1986 Determination of Film Hardness by Pencil Test GB/T 6742-1986 (neq ISO 1519:1973) Bend Test for Coating (Cylindrical Mandrel) GB/T 6750-1986 (neq ISO 2811:1974) Paints and Varnishes - Determination of Density GB/T 6751-1986 (neq ISO 1515:1973) Paints and Varnishes - Determination of Volatile and Non-volatile Matter GB/T 6753.1-1986 (neq ISO 1524:1983) Determination of Fineness of Grind for Coatings GB/T 6753.2-1986 (neq ISO 1517:1973) Paints and Varnishes - Surface-drying Test - Ballotini Method GB/T 6753.3-1986 Methods of Test for Package Stability of Paints GB/T 6753.4-1986 (neq ISO 2431:1984) Determination of Flow Time of Paints and Varnishes by Use of ISO Flow Cups GB/T 9264-1988 Test Method for Sagging of Paints GB/T 9268-1988 Determination of Freeze-thaw Resistance of Latex and Emulsion Paints GB/T 9269-1988 Determination of Viscosity of Architectural Paints and Coatings Using Stormer Viscosimeter GB/T 9271-1988 (eqv ISO 1514:1984) Paints and Varnishes - Standard Panels for Testing GB/T 9273-1988 (eqv ISO 3678:1976) Print-free Test of Film GB/T 9274-1988 (eqv ISO 2812:1974) Paints and Varnishes - Determination of Resistance to Liquids GB/T 9276-1988 (eqv ISO 2810:1974) Paint and Varnish - Methods of Exposure to Natural Weathering of Coating GB/T 9277.1-1988 (eqv ISO 4628/1:1982) Evaluation of Degradation of Paint Coatings - Part 1: General Principles and Rating Schemes GB/T 9277.2-1988 (eqv ISO 4628/2:1982) Evaluation of Degradation of Paint Coatings - Part 2: Designation of Degree of Blistering GB/T 9277.3-1988 (eqv ISO 4628/3:1982) Evaluation of Degradation of Paint Coatings - Part 3: Designation of Degree of Rusting GB/T 9277.4-1988 (eqv ISO 4628/4:1982) Evaluation of Degradation of Paint Coatings - Part 4: Designation of Degree of Cracking GB/T 9277.5-1988 (eqv ISO 4628/5:1982) Evaluation of Degradation of Paint Coatings - Part 5: Designation of Degree of Flaking GB/T 9278-1988 (eqv ISO 3270:1984) Temperatures and Humidities for Conditioning and Testing of Paint Specimens GB/T 9279-1988 (eqv ISO 1518:1973) Paints and Varnishes - Scratch Test GB/T 9286-1988 (eqv ISO 2409:1972) Paints and Varnishes - Cross Cut Test for Films GB/T 9751-1988 (neq ISO 2884:1974) Determination of Viscosity of Coatings at a High Rate of Shear GB/T 9752-1988 (neq ISO 1516:1981) Coatings and Related Products - Flash/No Flash Test - Closed cup Equilibrium Method GB/T 9753-1988 (neq ISO 1520:1973) Paints and Varnishes - Cupping Test GB/T 9754-1988 (neq ISO 2813:1978) Paints and Varnishes - Measurement of Specular Gloss of Non-metallic Paint Films at 20°,60°and 85° GB/T 11186.2-1989 (eqv ISO 7724/2:1984) Methods for Measuring the Colour of Paint Films - Part 2: Colour Measurement GB/T 11189.1-1989 Operating Light-exposure Apparatus (Xenon-arc Type) with and without Water and Testing Method for Exposure of Nonmetallic Materials GB/T 11189.2-1989 Operating Light-exposure Apparatus (Carbon-arc Type) with and without Water and Testing Method for Exposure of Nonmetallic Materials GB/T 11190-1989 Operating Light- and Water-exposure Apparatus (Carbon-arc Type) and Testing Method for Testing Paint, Varnish, Lacquer, and Related Products GB/T 13452.2-1992 (eqv ISO 2808:1974) Paints and Varnishes - Determination of Film thickness GB/T 13452.4-1992 (eqv ISO 4623:1984) Paints and Varnishes - Filiform Corrosion Test on Steel GB/T 14826-1993 Determining and Evaluating Degree of Chalking of Paint Coats GB/T 16259-1996 (neq ISO 4892:1993) Test Method for Color Changes in Accelerated Weathering of Colored Building Materials GB/T 16406-1996 (neq ISO 6721-3:1994) Acoustics - Flexural Resonance Testing Method for Damping Properties of Acoustical Materials GSB G51001-1994 Color Standard Cards for Films TB/T 2260-1991 Technical Specification for Supply of Anti-rust Primer for Rolling Stock TB/T 2393-1993 Technical Specification for Supply of Finish Paint for Rolling Stock TB/T 2707-1996 Technical Specification for Alkyd Paste Paint for Use on Railway Wagons TB/T 2879.1-1998 (neq UIC 842.1-1975) Railway Rolling Stock - Paint and Painting of - Part 1: Technical Specification for Supply of Paints 3 Sample Taking and Preparation 3.1 Sampling In principle, samples are taken in the manufacturing factory by a representative of consumer. The manufacturer shall supply the staff and equipment necessary for correct rapid sampling of the paints submitted for acceptance of his own expense. Products shall be submitted in batches, which must only include those of the same kind from the same manufacturing batch. Sampling procedure shall be in strict accordance with the relevant requirements of GB 3186. 3.2 Test panels Test panels shall be prepared according to the relevant requirements of GB/T 1727. The material of base panel shall be selected according to GB/T 9271 and subjected to surface treatment or determined as per the user's requirements and actual application conditions. 3.3 Sample state regulation and test temperature and humidity According to GB/T 9278, the standard environmental condition is 23℃±2℃ in temperature and (50±5)% in relative humidity. 4 Testing Methods 4.1 Methods of testing paints in delivery condition 4.1.1 Determination of viscosity For determining the viscosity of paint, one of the following methods can be selected: a) Determining the flow time of paint by use of ISO flow cups according to GB/T 6753.4; b) Determining viscosity of paint with coating-1 viscosimeter, coating-4 viscosimeter or falling ball viscosimeter according to the requirements of GB/T 1723; c) Using Stormer viscosimeter according to the requirements of GB/T 9269; d) For thixotropic or viscous paint, determining its viscosity with viscosimeter or inspecting brushability directly according to GB/T 9751. e) For putty or other very sticky paint (paste paint), determining the consistency according to the requirements of GB/T 1749. 4.1.2 Determination of density Paint density is determined according to the requirements of GB/T 6750. 4.1.3 Determination of volatile and non-volatile matters Volatile and non-volatile matters in paint are determined according to the requirements of GB/T 6751. 4.1.4 Determination of fineness The fineness of grind for coatings is determined according to the requirements of GB/T 6753.1 or GB/T 1724. 4.1.5 Determination of package stability The package stability of paint is determined according to the requirements of GB/T 6753.3. 4.1.6 Determination of frost resistance of water soluble paint Frost resistance of water soluble latex paint is determined according to the requirements of GB/T 9268; for other water soluble paints, the determination is carried out according to the user's requirements. 4.1.7 Determination of danger grade according to the flash point Flash point of paint is determined according to the requirements of GB/T 9752 or GB/T 5208 to determine the danger grade of paint: a) <21℃; b) 21℃~55℃; c) >55℃. 4.2 Methods of testing the paint to be coated 4.2.1 Determination of the available period of two-component paint Available period of two-component paint is determined according to the following method: uniformly mix at least 200g of component A and component B in proportion and adjust it to applicable viscosity by adding diluent, put the solution into 100mm-diameter and 45mm-high tinplate vessel; the time when there is gel or precipitate after two components are mixed is the available period. 4.2.2 Determination of matchability Matchability is determined according to the following methods: brush all paints on the steel plate of 300mm×300mm in minimum area according to the requirements of 3.2, dry the paints as required, then brush the next layer paint according to the requirements of painting system and record the construction of the next layer paint as well as the appearance of dry film. 4.2.3 Determination of drying time Determine the drying time of paint film according to relevant requirements in GB/T 6753.2 and GB/T 9273 or GB/T 1728; the drying time of putty film is determined according to the relevant requirements of GB/T 1728. 4.2.4 Determination of hiding power Hiding power is determined according to the requirements of GB/T 1726; or determine the minimum thickness of dry film of which the ground color is covered by paint. 4.2.5 Determination of coating thickness 4.2.5.1 Determination of dry film thickness Dry film thickness of coating is determined according to the requirements of GB/T 13452.2. According to the property of base material, mechanical, optical, magnetic, electromagnetic or vortex flow method and the like are adopted for measurement; the error of measuring apparatus shall be less than 10%. Where selecting measuring apparatus and making measurement, the influence of such factors as roughness and object shape on the measurement result must be considered. Dry film thickness is expressed in μm. 4.2.5.2 Determination of wet film thickness Wet film thickness measurement shall be carried out immediately after painting. The measuring apparatus is a hardened and polished steel disk of 50mm in diameter, accompanied with two concentric rolling surfaces at outer side and one eccentric test surface in the center as well as marked with division on both sides. It is able to measure wet film thickness of (0~300)μm.
Contents of TB/T 2879.2-1998
Foreword i 1 Scope 2 Normative References 3 Sample Taking and Preparation 4 Testing Methods 5 Test Report Annex A (Normative) Determination of Solderability - Spot Welding Test Panel
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Keywords:
TB/T 2879.2-1998, TB 2879.2-1998, TBT 2879.2-1998, TB/T2879.2-1998, TB/T 2879.2, TB/T2879.2, TB2879.2-1998, TB 2879.2, TB2879.2, TBT2879.2-1998, TBT 2879.2, TBT2879.2