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Position: Chinese Standard in English/GB/T 308.1-2013
GB/T 308.1-2013   Rolling bearings—Balls—Part 1:Steel balls (English Version)
Standard No.: GB/T 308.1-2013 Status:valid remind me the status change

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Language:English File Format:PDF
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Implemented on:2014-6-1 Delivery: via email in 1 business day
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Standard No.: GB/T 308.1-2013
English Name: Rolling bearings—Balls—Part 1:Steel balls
Chinese Name: 滚动轴承 球 第1部分:钢球
Chinese Classification: J11    Rolling bearing
Professional Classification: GB    National Standard
ICS Classification: 21.100.20 21.100.20    Rolling bearings 21.100.20
Issued by: AQSIQ,SAC
Issued on: 2013-9-18
Implemented on: 2014-6-1
Status: valid
Superseding:GB/T 308-2002 Rolling bearings--Steel balls
GB/T 18308.1-2001 Fiber optic adaptors - Part 1: generic specification
Language: English
File Format: PDF
Word Count: 9000 words
Price(USD): 120.0
Delivery: via email in 1 business day
1 Scope About this parts in GB/T 308 specifies the dimensions, technical requirements, measuring and testing methods, inspection rules, marking and packaging and storage of steel balls. This Standard is applicable to steel balls for fitting and commercial purposes. 2 Normative References The following referenced 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/T 3086-2008 High carbon chromium stainless bearing steels; GB/T 4199-2003 Rolling Bearings--Tolerances--Definitions (IS0 1132-1:2000, Rolling bearings –Tolerances--Part 1: Terms and Definitions MOD); GB/T 6930-2002 Rolling bearings--Vocabulary(IS0 5593: 1997, IDT); GB/T 7234-2004 Geometrical Product Specifications(GPS)--Measurement of roundness --Terms, definitions and parameters of roundness; GB/T 7235-2005 Geometrical Product Specifications (GPS)--Methods for the assessment of departure from roundness--Measurement of variations in radius; GB/T 7811-2007 Rolling bearings--Symbols for quantities((IS0 15241:2001,IDT); GB/T 8597-2013 Rolling bearings--Rust proof packaging; GB/T 18254-2002 High-carbon chromium bearing steel; GB/T 18579-2001 High-carbon chromium bearing steel wires; GB/T 24606-2009 Rolling bearings-- Non-destructive testing - Magnetic particle testing; GB/T 24608-2009 Inspection rules for rolling bearings and commercial parts; JB/T 1255 Specifications for heat treatment of rolling bearing parts made from high-carbon chromium bearing steel; JB/T 1460-2011 Rolling bearings--Bearing parts made from high-carbon chromium stainless steel--Specifications for heat treatment; JB/T 2850-2007 Rolling bearings-- Bearing parts made from high temperature bearing steel Cr4Mo4V--Specifications for heat treatment; JB/T 6641-2007 Rolling bearings—Residual magnetism and its assessment method; JB/T 7051-2006 Rolling bearing parts--Methods for the measurement and assessment of surface roughness; JB/T 7361-2007 Rolling bearings--Test method for hardness of parts; JB/T 10861-2008 Rolling bearings--Atlas and the assessment methods for surface imperfections of steel balls; YB 688-1976 High temperature bearing steel—Technical Specifications 3 Terms and Definitions For the purposes of this Standard, the following terms and definitions in GB/T 4199-2003 and GB/T 6930-2002 apply. 3.1 Nominal ball diameter Diameter value which is used for the general identification of a ball size. Note: The nominal ball diameter is the general dimension (nominal dimension) of all kinds of ball diameters, it can be rounding off to 4 figures after decimal point. [GB/T 6930-2002, definition 05.04.01]
Contents Foreword 1 Scope 2 Normative References 3 Terms and Definitions 4 Symbols 5 Size 6 Technical Requirements 7 Measuring and Testing Method 8 Inspection Rules 9 Marking 10 Packaging and Storage Appendix A (Normative) Illustration of Gauges and Sorting Principles Appendix B (Normative) Crushing Load of Finished Steel Balls Made of High-carbon chromium bearing steel Appendix C (Normative) Method for the Assessment of Deviation from Spherical Form Appendix D (Normative) The comparison between the nominal diameter of ball and the rounding off the nominal ball diameter
Referred in GB/T 308.1-2013:
* GB/T 3086-2008
* GB/T 4199-2003 Rolling bearings - Tolerances - Definiations
* GB/T 6930-2002 Rolling bearings - Vocabulary
* GB/T 7234-2004 Geometrical Product Specifications(GPS)- Measurement of roundness - Terms,definitions and parameters of roundness
* GB/T 7235-2005
* GB/T 7811-2007 Rolling bearings—Symbols for quantities
* GB/T 8597-2013 Rolling bearings—Rust proof packaging
* GB/T 18254-2002 High-carbon chromium bearing steel (including Amendment 1)
* GB/T 18579-2001 High-carbon chromium bearing steel wires
* GB/T 24606-2009 Rolling bearings—Non-destructive testing—Magnetic particle testing
* GB/T 24608-2009 Inspection rules for rolling bearings and commercial parts
* JB/T 1255-2014 EoC Explanation on Compilation of Rolling Bearings - Parts Made from High-carbon Chromium Bearing Steels - Specifications for Heat Treatment
* JB/T 1460-2011 Rolling bearings-Bearing parts made from high-carbon chromium stainless steel -Specifications for heat-treatment
* JB/T 2850-2007 Rolling bearings - Parts made from Cr4Mo4V bearing steel elevated temperature - Specification for heat-treatment
* JB/T 6641-2007 Rolling bearings—Residual magnetism and its assessment method
* JB/T 7051-2006 Rolling bearing parts-Methods for the measurement and assessment of surface roughness
* JB/T 7361-2007 Rolling bearings--Test method for hardness of parts
* JB/T 10861-2008 Rolling bearings—Atlas and the assessment methods for surface imperfections of steel balls
* YB 688-1976
GB/T 308.1-2013 is referred in:
* GB/T 29717-2013 Rolling bearings—Wind power generators yaw and pitch bearings
*GB/T 7991.4-2019 Test method of viterous and porcelain enamels--Part 4: Determination of resistance to impact
*GB 21148-2020 Foot protection — Safety footwear
*GB/T 3142-2019 Standard test method for determination of load-carrying capacity of lubricants-Four-ball method
*JB/T 2300-2018 Slewing bearings
*GB/T 1732-2020 Determination of impact resistance of coating films
Code of China
Standard
GB/T 308.1-2013  Rolling bearings—Balls—Part 1:Steel balls (English Version)
Standard No.GB/T 308.1-2013
Statusvalid
LanguageEnglish
File FormatPDF
Word Count9000 words
Price(USD)120.0
Implemented on2014-6-1
Deliveryvia email in 1 business day
Detail of GB/T 308.1-2013
Standard No.
GB/T 308.1-2013
English Name
Rolling bearings—Balls—Part 1:Steel balls
Chinese Name
滚动轴承 球 第1部分:钢球
Chinese Classification
J11
Professional Classification
GB
ICS Classification
Issued by
AQSIQ,SAC
Issued on
2013-9-18
Implemented on
2014-6-1
Status
valid
Superseded by
Superseded on
Abolished on
Superseding
GB/T 308-2002 Rolling bearings--Steel balls
GB/T 18308.1-2001 Fiber optic adaptors - Part 1: generic specification
Language
English
File Format
PDF
Word Count
9000 words
Price(USD)
120.0
Keywords
GB/T 308.1-2013, GB 308.1-2013, GBT 308.1-2013, GB/T308.1-2013, GB/T 308.1, GB/T308.1, GB308.1-2013, GB 308.1, GB308.1, GBT308.1-2013, GBT 308.1, GBT308.1
Introduction of GB/T 308.1-2013
1 Scope About this parts in GB/T 308 specifies the dimensions, technical requirements, measuring and testing methods, inspection rules, marking and packaging and storage of steel balls. This Standard is applicable to steel balls for fitting and commercial purposes. 2 Normative References The following referenced 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/T 3086-2008 High carbon chromium stainless bearing steels; GB/T 4199-2003 Rolling Bearings--Tolerances--Definitions (IS0 1132-1:2000, Rolling bearings –Tolerances--Part 1: Terms and Definitions MOD); GB/T 6930-2002 Rolling bearings--Vocabulary(IS0 5593: 1997, IDT); GB/T 7234-2004 Geometrical Product Specifications(GPS)--Measurement of roundness --Terms, definitions and parameters of roundness; GB/T 7235-2005 Geometrical Product Specifications (GPS)--Methods for the assessment of departure from roundness--Measurement of variations in radius; GB/T 7811-2007 Rolling bearings--Symbols for quantities((IS0 15241:2001,IDT); GB/T 8597-2013 Rolling bearings--Rust proof packaging; GB/T 18254-2002 High-carbon chromium bearing steel; GB/T 18579-2001 High-carbon chromium bearing steel wires; GB/T 24606-2009 Rolling bearings-- Non-destructive testing - Magnetic particle testing; GB/T 24608-2009 Inspection rules for rolling bearings and commercial parts; JB/T 1255 Specifications for heat treatment of rolling bearing parts made from high-carbon chromium bearing steel; JB/T 1460-2011 Rolling bearings--Bearing parts made from high-carbon chromium stainless steel--Specifications for heat treatment; JB/T 2850-2007 Rolling bearings-- Bearing parts made from high temperature bearing steel Cr4Mo4V--Specifications for heat treatment; JB/T 6641-2007 Rolling bearings—Residual magnetism and its assessment method; JB/T 7051-2006 Rolling bearing parts--Methods for the measurement and assessment of surface roughness; JB/T 7361-2007 Rolling bearings--Test method for hardness of parts; JB/T 10861-2008 Rolling bearings--Atlas and the assessment methods for surface imperfections of steel balls; YB 688-1976 High temperature bearing steel—Technical Specifications 3 Terms and Definitions For the purposes of this Standard, the following terms and definitions in GB/T 4199-2003 and GB/T 6930-2002 apply. 3.1 Nominal ball diameter Diameter value which is used for the general identification of a ball size. Note: The nominal ball diameter is the general dimension (nominal dimension) of all kinds of ball diameters, it can be rounding off to 4 figures after decimal point. [GB/T 6930-2002, definition 05.04.01]
Contents of GB/T 308.1-2013
Contents Foreword 1 Scope 2 Normative References 3 Terms and Definitions 4 Symbols 5 Size 6 Technical Requirements 7 Measuring and Testing Method 8 Inspection Rules 9 Marking 10 Packaging and Storage Appendix A (Normative) Illustration of Gauges and Sorting Principles Appendix B (Normative) Crushing Load of Finished Steel Balls Made of High-carbon chromium bearing steel Appendix C (Normative) Method for the Assessment of Deviation from Spherical Form Appendix D (Normative) The comparison between the nominal diameter of ball and the rounding off the nominal ball diameter
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Keywords:
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