GB/T 33949-2017Copper alloy ring material for bearing cage (English PDF)
轴承保持架用铜合金环材
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Issued by
SAMR; SAC
Level / Type
National · Recommended
Issue date
July 12, 2017
Implementation date
February 1, 2018
Scope
GB/T 33949-2017 is the English-translated version of 轴承保持架用铜合金环材.
GB/T 33949-2017 is the Chinese national standard for the copper alloy ring material from which bearing cages are made.
It fixes the requirements, the test methods, the inspection rules, the marking, the packaging, the transport and the storage, together with the quality certificate and the content of the purchase order or contract, and the grades, tempers and dimensions of the ring material are set out in a table.
For the checks it cites GB/T 228.1-2010 and GB/T 231.1 for the mechanical tests, GB/T 272 for the bearing designation, GB/T 5231 and GB/T 8888 for the composition and the packaging, GB/T 26303.1 for the dimensional inspection of tube, all parts of the chemical analysis series GB/T 5121, and the non-ferrous metal methods YS/T 336, YS/T 482, YS/T 483, YS/T 668, YS/T 815 and YS/T 1000. It was issued on 12 July 2017 and has applied since 1 February 2018.
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Document preview — GB/T 33949-2017
National Standard of the People's Republic of China
- ICS
- 77.150.30
- Classification
- H 62
Issued by: State Administration for Market Regulation; Standardization Administration of the PRC
Contents
- Foreword
- 1 Scope
- 2 Normative references
- 3 Requirements
Foreword
This standard was drafted in accordance with the rules given in GB/T 1.1-2009.
1 Scope
This standard specifies the bearing cage with copper alloy ring requirements, test methods, inspection rules, signs, packaging, transportation, storage, quality Certificate and purchase order (or contract).
This standard applies to the manufacture of bearing cage copper alloy ring (hereinafter referred to as "ring").
2 Normative references
The following documents for the application of this document is essential. For dated references, only the dated version applies to this document. For undated references, the latest edition (including all amendments) applies to this document.
Tensile testing of metallic materials - Part 1: Test methods at room temperature
GB/T 231.1 Brinell hardness test of metallic materials - Part 1: Test methods
GB/T 272 rolling bearing code method
GB/T 5121 (all parts) - Methods for chemical analysis of copper and copper alloys
GB/T 5231 processing copper and copper alloy grades and chemical composition
GB/T 8888 non-ferrous metal processing products packaging, marking, transport, storage and quality certificate
GB/T 26303.1 copper and copper alloy processing materials Dimensions inspection methods - Part 1: Pipe
YS/T 336 Copper, nickel and alloy pipes and bars fracture inspection methods
Methods for analysis of YS/T 482 copper and copper alloys - Photoemission emission spectrometry
YS/T 483 copper and copper alloy analysis method X-ray fluorescence spectrometry (wavelength dispersion type)
YS/T 668 copper and copper alloy physical and chemical detection sampling method
YS/T 815 copper and copper alloys Preparation of mechanical properties and process performance samples
Ultrasonic Longitudinal Wave Detection of YS/T 1000 Copper and Copper Alloy Tubes
3 Requirements
3.1 Product classification
3.1.1 Grade, status and specifications
Ring brand, status and specifications should be consistent with the provisions of Table 1.
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.
Referenced standards
Normative references
- GB/T 228.1-2010Metallic Materials — Tensile Testing — Part 1: Method of Test at Room Temperature
- GB/T 231.1Metallic materials - Brinell hardness test - Part 1: Test method
- GB/T 272Rolling bearings - Identification code
- GB/T 5231Designation and chemical composition of wrought copper and copper alloys
- GB/T 8888Wrough heavy non-ferrous metal products-packing,marking,transportation, storing and cetificate of quality
- GB/T 26303.1Measuring method for dimensions and shapes of wrought copper and copper alloy - Part 1: Tube
GB/T 5121
Similar standards
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Related Standards
GB/T 231.1-2018 — Metallic materials - Brinell hardness test - Part 1: Test method
GB/T 26303.1-2010 — Measuring method for dimensions and shapes of wrought copper and copper alloy - Part 1: Tube
GB/T 272-2017 — Rolling bearings - Identification code
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GB/T 33949-2017
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