This standard specifies the general requirements, material requirements, manufacturing requirements, painting and marking, etc. of standard-gauge railway freight cars.
This standard is applicable to the new standard-gauge railway freight cars with the maximum running speed less than or equal to 120km/h and axle load less than or equal to 30t. This standard may also serve as reference for the new railway freight cars with the maximum running speed larger than 120km/h and axle load larger than 30t or with special requirements on structure and application.
2 Normative References
The following documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
GB 146.1 Rolling Stock Gauge for Standard Gauge Railways
GB/T 699 Quality Carbon Structural Steels
GB/T 700 Carbon Structural Steels
GB/T 702 Hot-rolled Steel Bars - Dimensions, Shape, Weight and Tolerances
GB/T 1591 High Strength Low Alloy Structural Steels
GB 4806.10 National Food Safety Standard - Food Contact Painting and Coating
GB/T 5599 Railway Vehicles - Specification for Evaluation the Dynamic Performance and Accreditation Test
GB/T 25024 General Technical Specification for Two-axle Bogie for Railway Freight Wagon
GB/T 25343 (All Parts) Railway Applications - Welding of Railway Vehicles and Components
GB/T 28791 Sign of Railway Vehicle
GBZ 230 Classification for Hazards of Occupational Exposure to Toxicant
NB/T 47013 (All Parts) Nondestructive Testing of Pressure Equipments
NB/T 47014 Welding Procedure Qualification for Pressure Equipment
TB/T 60 Air Brake Hose Coupling for Locomotive and Rolling Stock
TB/T 456 Couplers and Coupler Yokes for Railway Rolling Stock
TB/T 493 Assembling Specifications of Couplers and Draft Gears for Railway Car
TB/T 1335 Code for Strength Design and Test Evaluation of Railway Rolling Stock
TB/T 1558 (All Parts) Non-destructive Testing of Welding for Rolling Stock
TB/T 1808 Electric Equipment and Cooling-heating Equipment for Railway Mechanical Refrigerator Car
TB/T 1900 Air Reservoir of Railway Vehicle
TB/T 1961 Railway Vehicle Draft Gears
TB/T 1979 Atmospheric Corrosion Resisting Steel for Railway Rolling Stock
TB/T 2206 103/104 Type Air Distributor Rubber Piece for Vehicles
TB/T 2231.2 Braking System of Rolling Stocks - Part 2: Freight Car
TB/T 2843 General Technical Requirement for Rolling Stock Rubber to Metal Parts
TB/T 2911 General Technical Specification of Riveting Process for Railway Vehicle
TB/T 2942 General Technical Specifications of Steel Castings for Rolling Stock
TB/T 2950 Coupler Connection Contour for Locomotives and Rolling Stock
TB/T 2978 Hand Brakes of Railway Freight Car
TB/T 3138 Technical Specification of Flame Retardant Materials for Railway Locomotive and Vehicle
TB/T 3144 General Technical Specifications of Variable Load Equipment for Railway Freight Car
TB/T 3224 Automatic Brake Valve for Derailment of Railway Freight Car
TB/T 3304 Technical Requirements for Railway Goods Loading and Reinforcing
TB/T 3319 Railway Tank Car Dedicated Breathing Type Safety Valves
TB/T 3421 Aluminum Alloy Plates, Sheets and Profiles for Railway Freight Cars
TB/T 3443.3 Coded Rules of Type, Model and Number for Railway Rolling Stock - Part 3: Freight Car
TB/T 3462 Stainless Steel Plate, Sheet and Strip for Railway Freight Car
JJG 140 Verification Regulation of Volume of Rail Tankers
JJG 184 Verification Regulation of Volume of Rail Tankers for Liquefied Gases
3 General Requirements
3.1 The design and manufacturing of freight car and its parts and components shall meet the requirements of this standard, relevant standards and the product drawings and technical documents approved according to established procedures.
3.2 The freight cars shall be able to adapt -40~+40℃ operation environment temperature. The freight cars required to enter into defrost garage shall meet the requirement of being continuously placed for 3h at 110℃ to restore to normal temperature without reducing performance.
