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This standard is not equivalent to International Union of Railways standard UIC 842.1-1975 Technical Specification for Supply of Paint Products for the Protection of Rolling Stock and Container
Series standards Railway Rolling Stock - Paint and Painting consist of the following six parts:
TB/T 2879.1-1998 (neq UIC 842.1-1975) Part 1: Technical Specification for Supply of Paints
TB/T 2879.2-1998 (neq UIC 842.2-1975) Part 2: Methods for Testing Paints
TB/T 2879.3-1998 (neq UIC 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 842.6-1995) Part 6: Code for Quality Inspection & Acceptance of Painting
This standard was proposed by Dalian Diesel Locomotive Research Institute of MOR.
This standard is under the jurisdiction of Standards and Metrology Research Institute of MOR.
This standard was firstly issued in February 1998.
Railway Rolling Stock - Paint and Painting - Part 1: Technical Specification for Supply of Paints
1 Scope
This standard specifies the technical requirements, test methods, inspection rules, packaging, storage and transportation, etc. of protective paints for rolling stock and is applicable to protective paints for 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 1727-1992 General Preparation of Paint Film
GB 3186-1982 Sampling of Paint Products
GB/T 9750-1988 Marks for Package of Coating Products
GB/T 13491-1992 General Rule for Packing of Coatings
HG/T 2458-1993 General Rules for the Inspection, Transportation and Storage of Paint Products
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 Paste Alkyd Paint for Railway Wagon
TB/T 2879.2-1998 Railway Rolling Stock - Paint and Painting - Part 2: Methods for Testing Paints
3 Technical Requirements
3.1 Anti-rust primer for railway rolling stock
According to the requirements of TB/T 2260.
3.2 Finish paint for railway rolling stock
According to the requirements of TB/T 2393.
3.3 Putty (Categories A and B) for railway rolling stock
According to the requirements of Annex A in TB/T 2393.
3.4 Alkyd paste paint for railway rolling stock
According to the requirements of TB/T 2707.
3.5 Other paint categories
Other paint categories such as powder paints, new paints, other functional paints and the like shall be in accordance with the relevant requirements or the requirements negotiated by the user and manufacturer.
4 Inspection
4.1 Preparation of test panels
4.1.1 Test panels
Test panel shall be in accordance with those specified in 3.2 of TB/T 2879.2-1998.
4.1.2 Sample state regulation and test temperature and humidity
Sample state regulation and test temperature and humidity shall be carried out according to the requirements of 3.3 in TB/T 2879.2-1998.
4.2 Inspection during goods procurement
4.2.1 Viscosity
Viscosity shall be inspected in accordance with the requirements of 4.1.1 in TB/T 2879.2-1998.
4.2.2 Density
Density shall be inspected in accordance with the requirements of 4.1.2 in TB/T 2879.2-1998.
4.2.3 Content of volatile substance and non-volatile substance
The content of volatile substance and non-volatile substance shall be inspected in accordance with the requirements of 4.1.3 in TB/T 2879.2-1998.
4.2.4 Fineness
Fineness shall be inspected in accordance with the requirements of 4.1.4 in TB/T 2879.2-1998.
4.2.5 Storage stability
Package stability shall be inspected in accordance with the requirements of 4.1.5 in TB/T 2879.2-1998. Paint products shall keep their properties specified in this technical specification during the specified warranty period.
4.2.6 Freeze resistance of water soluble paint
Freeze resistance of water soluble paint shall be inspected in accordance with the requirements of 4.1.6 in TB/T 2879.2-1998. Paint products shall be free from such phenomena as sedimentation, cementation, disintegration and caking.
4.2.7 Flash point and hazard grade
Flash point and hazard grade shall be inspected in accordance with the requirements of 4.1.7 in TB/T 2879.2-1998.
4.3 Inspection of the to-be-applied paints
4.3.1 Pot life of two-component paints
Applicable life of two-component paint shall be inspected in accordance with the requirements of 4.2.1 in TB/T 2879.2-1998.
4.3.2 Matchability
Matchability shall be inspected in accordance with the requirements of 4.2.2 in TB/T 2879.2-1998. After the completion of the specified drying time, next layer of paint shall be capable of being sprayed or brushed on the original coating, and the film of the previous coating shall be free from excessive softening; after the drying of the next softening coating film, the painting system shall be free from obvious defects (such as bleeding and lifting).
4.3.3 Drying time
Drying time shall be inspected in accordance with the requirements of 4.2.3 in TB/T 2879.2-1998.
4.3.4 Hiding power
Hiding power shall be inspected in accordance with the requirements of 4.2.4 in TB/T 2879.2-1998.
4.3.5 Putty scraping property
In order to inspect the putty scraping property, scraping method specified in GB/T 1727-92 shall be used to prepare and observe the putty film.
Foreword i
1 Scope
2 Normative References
3 Technical Requirements
4 Inspection
5 Inspection Rules
6 Marking and Packaging
7 Storage and Transportation
8 Warranty Period