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
