Standard No.:	TB/T 2331-2004
English Name:	Pot bearings for railway bridge
Chinese Name:	铁路桥梁盆式橡胶支座
Professional Classification:	TB    Professional Standard - Railway Transport
Issued by:	MOR
Issued on:	2004-10-23
Implemented on:	2005-1-15
Status:	superseded
Superseded by:	TB/T 2331-2013 Pot bearings for railway bridges
Superseded on:	2013-7-1
Language:	English
File Format:	PDF
Word Count:	7000 words
Price(USD):	140.0
Delivery:	via email in 1 business day

1. Scope This Standard specifies specification, classification, model, structural type, technical requirements, test methods, inspection rules as well as marking, packaging, storage and transportation of pot bearings for railway bridge. This Standard is applicable to the pot bearings for railway bridge with bearing capacity of 1 500kN~50000kN and the pot bearings of other bridges and structure engineering. 2. Normative References The following standards contain provisions which, through reference in this text, constitute provisions of this standard. For dated reference, subsequent amendments to (excluding correction to), or revisions of, any of these publications do not apply. However, the parties to agreements based on this standard are encouraged to investigate the possibility of applying the most recent editions of the standards. For undated references, the latest edition of the normative document referred to applies. GB/T 528 Rubber, Vulcanized or Thermoplastic-Determination of Tensile Stress-Strain Properties GB/T 699 Quality Carbon Structural Steels GB/T 700 Carbon Structural Steels GB/T 1033 Test Method for Density and Relative Density of Plastics GB/T 1040 Plastics-Determination of Tensile Properties GB/T 1682 Rubber, Vulcanized-Determination of Low-Temperature Brittleness (Single Test Piece Method) GB/T 1084 General Tolerances-Tolerances for Linear and Angular Dimensions without Individual Tolerance Indications GB/T 2040 Sheet of Copper and Copper Alloy GB/T 3280 Cold Rolled Stainless Steel Sheets and Plates GB/T 3398 Test for Hardness of Plastics by the Ball Indentation GB/T 3512 Rubber, Vulcanized or Thermoplastic-Accelerated Ageing and Heat Resistance Tests-Air-oven Method GB/T 6031 Rubber, Vulcanized or Thermoplastic-Determination of Hardness (Hardness between 10 IRHD and 100 IRHD) GB/T 7233 Methods for Ultrasonic Testing and for Specifying Quality Levels of Steel Castings GB/T 7759 Rubber, Vulcanized or Thermoplastic-Determination of Compression Set at Ambient, Elevated or Low Temperatures GB/T 7762 Rubber Vulcanized-To Zone Ageing-Static Strain Test Method GB/T 8923 Rust Grades and Preparation Grades of Steel Surfaces before Application of Paints and Related Products GB/T 11352 Carbon Steel Castings for General Engineering Purpose GJB 3026 Specification for PTFE Plates HG/T 2198 Rubber Vulcanized-The General Requirements for the Physical Test Method HG/T 2502 5201 Silicone Grease JB/T 5943 Engineering Machinery - General Technical Specifications for Weldments TB/T 1527-2004 The Protection Coating of Railway Steel Bridges against Corrosion

Foreword i 1. Scope 2. Normative References 3. Specification, Classification, Model and Structural Type 4. Technical Requirements 5. Test Methods 6. Inspection Rules 7. Marking, Packaging, Storage and Transportation Appendix A (Normative) Three-layer SF-I Composite Plate for Pot Bearings Appendix B (Normative) PTFE Plate Friction Coefficient Test Method Appendix C (Normative) Vertical Bearing Capacity Test Method of Pot Bearings - Finished Bearings Appendix D (Normative) Friction Coefficient Test Method of Pot Bearings - Finished Bearings Appendix E (Normative) Torsion Test Method of Pot Bearings - Finished Bearings Appendix F (Informative) Filled PTFE Plate for Pot Bearings