1 Scope
This standard specifies the basic requirements, technical requirements, test methods, inspection rules and product certificate, etc. of two-axle cast-steel bogie for standard gauge railway freight wagon.
This standard is applicable to the manufacturing and inspection of two-axle cast-steel bogie for standard gauge railway freight wagon.
2 Normative References
The following documents contain provisions which, through reference in this standard, constitute provisions of this standard. For dated reference, subsequent amendments to (excluding corrigendum), or revisions of, any of these publications do not apply. However, all parties coming to agreements based on this standard are encouraged to investigate whether the latest editions of these standards apply. For undated reference, the latest edition of the document referred to 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 700-2006, ISO 630: 1995, Structural Steels—Plates, Wide Flats, Bars, Sections and Profiles, NEQ)
GB/T 1184 Geometrical Tolerancing—Geometrical Tolerance for Features without Individual Tolerance Indications (GB/T 1184-1996, eqv ISO 2768-2: 1989)
GB/T 1591 High Strength Low Alloy Structural Steels
GB/T 1804 General Tolerances—Tolerances for Linear and Angular Dimensions without Individual Tolerance Indications (GB/T 1804-2000, eqv ISO 2768-1: 1989)
GB/T 3077 Alloy Structure Steels
GB/T 3280 Cold Rolled Stainless Steel Plate Sheet and Strip
GB/T 5599 Railway Vehicles; Specification for Evaluation the Dynamic Performance and Accreditation Test
GB/T 11352 Carbon Steel Castings for General Engineering Purpose (GB/T 11352-2009, ISO 3755: 1991, Cast Carbon Steels for General Engineering Purposes, ISO 4990: 2003, Steel Castings—General Technical Delivery Requirements, MOD)
GB/T 16904.1 Checking of Rolling Stock Clearance for Standard Gauge Railways—Part 1: Methods for Inspecting
TB/T 33 Brake Shoe Key for Freight Wagon
TB/T 34 Brake Shoe Lock Ring for Freight Wagon
TB/T 39 Technical Specification for Brake Head for Rolling Stock
TB/T 46 Technical Conditions for Vehicle-used Upper and Bottom Center Plates for Rolling Stock
TB/T 1010 Wheelset of Railway Vehicles—Type and Basic Dimensions
TB/T 1013 Technical Specification for Carbon Cast Steel Wheel
TB/T 1025 Technical Specification for Hot Rolling Helical Compression Spring Supply for the Rolling Stock
TB/T 1335 Code for Strength Design and Test Evaluation of Railway Rolling Stock
TB/T 1464 General Technical Specification for Carbon Steel Castings for Railway Rolling Stock
TB/T 1465 General Technical Specification for Nodular Iron Castings of Rolling Stock
TB/T 1466 General Technical Specification for Grey Iron Castings for Rolling Stock
TB/T 1580 Technical Specification for Welding of New Built Locomotive
TB/T 1661 High Phosphor Brake Shoe for Railway Freight Wagon
TB/T 1701 Technical Specification for Pressing Machine of Railway Truck without Axle Box Rolling Bearing
TB/T 1718 Technical Requirements of Railway Vehicles Wheelset Installation
TB/T 1978 Assembled Brake Beam for Railway Freight Car
TB/T 2403 High-Friction Coefficient Composition Brake Shoe for Freight Wagon
TB/T 2404 Low-Friction Coefficient Composition Brake Shoe for Railway Freight Wagon
TB/T 2813 Technical Specification for Ductile Cast Iron Wedge for Railway Wagon Friction Damper
TB/T 2817 Technical Specification for Rolled Solid Wheels for Railway Rolling Stock
TB/T 2911 General Technical Specifications for Riveting Rolling Stock (TB/T 2911-1998, neq UIC 842.5-1975)
TB/T 2942 Technical Specification for Purchase and Acceptance of Steel Castings for Railway
TB/T 2944 Carbon Steel Forgings for Railway
TB/T 2945 Technical Specification for LZ50 Steel Axle and Steel Billet for Railway Rolling Stock (TB/T 2945-1999, eqv AAR M 101-90)
TB/T 3012 Technical Specification for Cast Steel Bolster and Side Frame for Railway Freight Car
TB/T 3014 Alloy Steel Forgings for Railway
TB/T 3169 Axles for Railway Cars—Types and Basic Dimensions1)
3 Basic Requirements
3.1 The bogie shall meet the requirements of this standard as well as drawings and technical documents approved by established procedures.
3.2 Operating environment temperature of bogie shall be -40℃~50℃.
3.3 Overall contour of bogie shall meet the requirements of GB 146.1.
3.4 The bogie shall be able to pass the curve in radius of 100m.
3.5 Unless otherwise specified, strength of various parts of bogie shall meet the requirements of TB/T 1335.
3.6 The dynamic performance of bogie shall meet the requirements of GB/T 5599.
3.7 Main design parameters of bogie shall meet the following requirements (where there are special requirements, perform according to relevant provisions):
a) The distance from bogie center to bottom side bearing center is 760mm;
b) For bogie installed with rolling bearing, the height from the lowest position of side frame to rail surface shall not be less than 160mm;
c) Distance from upper plane of side frame to rail surface shall not be greater than 775mm;
d) Center pin is in diameter of 50mm;
e) The included angle between lever and vertical surface of foundation brake device is 0° or 40°;
f) Clearance of inner and outer circle round springs in radial direction is 2.5mm~5mm;
g) For bogie without damping device, the coefficient of spring deflection reservation is greater than or equal to 0.7; for that with damping device, the coefficient is greater than or equal to 0.9.
