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JB/T 3232-2017   Rolling bearings-Needle roller bearings for universal joints (English Version)
Standard No.: JB/T 3232-2017 Status:valid remind me the status change

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Language:English File Format:PDF
Word Count: 8500 words Price(USD):320.0 remind me the price change

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Implemented on:2017-7-1 Delivery: via email in 1 business day
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Standard No.: JB/T 3232-2017
English Name: Rolling bearings-Needle roller bearings for universal joints
Chinese Name: 滚动轴承 万向节滚针轴承
Professional Classification: JB    Professional Standard - Machinery
Issued by: Ministry of Industry and Information Technology
Issued on: 2017-01-09
Implemented on: 2017-7-1
Status: valid
Superseding:JB/T 3232-2006 Rolling bearings-Needle roller bearings for universal joints
Language: English
File Format: PDF
Word Count: 8500 words
Price(USD): 320.0
Delivery: via email in 1 business day
Rolling bearings - Needle roller bearings for universal joints 1 Scope This standard specifies the symbols, coding methods, structural styles, basic dimensions, technical requirements, measurement methods, inspection rules, marking, rust prevention and packaging of cross-shaft needle roller bearings without inner ring for universal joints (hereinafter referred to as needle roller bearings for universal joints). It is applicable to the production, inspection and acceptance of needle roller bearings for universal joints. 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 307.2-2005 Rolling bearings - Measuring and gauging principles and methods GB/T 309-2000 Rolling bearings - Needle rollers GB/T 700-2006 Carbon structural steels GB/T 3077-2015 Alloy structure steels GB/T 5671-2014 General purpose lithium lubricating grease for automobile GB/T 7811-2015 Rolling bearings - Symbols for physical quantities GB/T 8597-2013 Rolling bearings - Rust proof packaging GB/T 9450-2005 Steels - Determination and verification of the depth of carburized and hardened cases GB/T 18254-2002 High-carbon chromium bearing steel GB/T 18579-2001 High-carbon chromium bearing steel wires GB/T 24605-2009 Rolling bearings - Marking for products GB/T 24608-2009 Inspection rules for rolling bearings and commercial parts GB/T 25744-2010 Metallographic examination for carburizing quenching and tempering of steel parts JB/T 1255-2014 Rolling bearings - Parts made from high-carbon chromium bearing steels - specifications for heat treatment JB/T 6050-2006 Generalization of hardness test for heat treated iron and steel parts JB/T 6639-2015 Rolling bearings - Skeleton rubber seal - Specifications 3 Symbols For the purposes of this document, the symbols given in GB/T 7811-2015 and the following apply. B: nominal bearing width. b: nominal width of outer ring. b0: effective bottom thickness of outer ring. b1: distance between the inner bottom surface and the stop groove of outer ring. C: bottom plate groove width of outer ring.
Foreword i 1 Scope 2 Normative references 3 Symbols 4 Coding method 4.1 General 4.2 Front code 4.3 Basic code 4.4 Post code 4.5 Label example 5 Structural styles and basic dimensions 6 Technical requirements 6.1 Material and heat treatment 6.2 Needle roller 6.3 Tolerance 6.4 Surface roughness of roller path surface, outer cylindrical surface and outer bottom surface 6.5 Total circumferential clearance of needle roller group 6.6 Sealing performance 6.7 Lubrication performance 6.8 Minimum torque borne by the cover plate and outer ring of spot welded cover plate needle roller bearings for universal joints after welding 6.9 Others 7 Measurement methods 7.1 Minimum single inner diameter deviation of needle roller group 7.2 Radial circular runout of matching outer ring of needle roller bearings for universal joints 7.3 Total circumferential clearance of needle roller group 7.4 Minimum torque borne by the cover plate and outer ring of spot welded cover plate needle roller bearings for universal joints after welding 7.5 Heat treatment quality 8 Inspection rules 9 Marking, rust prevention and packaging Figure 1 Type WW…RS Figure 2 Type WW…PP2 Figure 3 Type WN…T Figure 4 Type WN…PP2 Figure 5 Type WN…RS Figure 6 Type WY…ZC Figure 7 Type WY…RS Figure 8 Type WT…RS Figure 9 Type WT…PP2 Figure 10 Type WD…PP2 Figure 11 Type WD…RS Figure 12 Structure of cover plate Figure 13 Measurement method of radial circular runout Table 1 Front code Table 2 Post code Table 3 Basic dimensions of outside circlips type needle roller bearings for universal joints Table 4 Basic dimensions of inside circlips type needle roller bearings for universal joints Table 5 Basic dimensions of pressure plate type needle roller bearings for universal joints Table 6 Basic dimensions of loose back plate type needle roller bearings for universal joints Table 7 Basic dimensions of spot welded cover plate type needle roller bearings for universal joints Table 8 Tolerance of outer ring Table 9 Width deviation Table 10 Minimum single inner diameter deviation of needle roller group Table 11 Deviation of assembly chamfer Table 12 Inspection items
Referred in JB/T 3232-2017:
*GB/T 307.2-2005 Rolling bearings - Measuring and gauging principles and methods
*GB/T 309-2000 Rolling bearings-Needle rollers
*GB/T 700-2006 Carbon structural steels
*GB/T 3077-2015 Alloy structure steels
*GB/T 5671-2014 General Purpose Lithium Lubricating Grease for Automobile
*GB/T 7811-2015 Rolling bearings―Symbols for physical quantities
*GB/T 8597-2013 Rolling bearings—Rust proof packaging
*GB/T 9450-2005 Steels—Determination and verification of the depth of carburized and hardened cases
*GB/T 18254-2002 High-carbon chromium bearing steel (including Amendment 1)
*GB/T 18579-2001 High-carbon chromium bearing steel wires
*GB/T 24605-2009 Rolling bearings—Marking for products
*GB/T 24608-2009 Inspection rules for rolling bearings and commercial parts
*GB/T 25744-2010 Metallographic examination for carburizing quenching and tempering of steel parts
*JB/T 1255-2014 Rolling Bearings - Parts Made from High-carbon Chromium Bearing Steels-Specifications for Heat Treatment
*JB/T 6050-2006 Generalization of hardness test for heat treated iron and steel parts
*JB/T 6639-2015 Rolling bearing parts—Skeleton acrylonitrile-buta-diene copolymers seal-Specifications
JB/T 3232-2017 is referred in:
*JB/T 8925-2017 Rolling bearings. Automobile U-joint cross assembly. Specifications
Code of China
Standard
JB/T 3232-2017  Rolling bearings-Needle roller bearings for universal joints (English Version)
Standard No.JB/T 3232-2017
Statusvalid
LanguageEnglish
File FormatPDF
Word Count8500 words
Price(USD)320.0
Implemented on2017-7-1
Deliveryvia email in 1 business day
Detail of JB/T 3232-2017
Standard No.
JB/T 3232-2017
English Name
Rolling bearings-Needle roller bearings for universal joints
Chinese Name
滚动轴承 万向节滚针轴承
Chinese Classification
Professional Classification
JB
ICS Classification
Issued by
Ministry of Industry and Information Technology
Issued on
2017-01-09
Implemented on
2017-7-1
Status
valid
Superseded by
Superseded on
Abolished on
Superseding
JB/T 3232-2006 Rolling bearings-Needle roller bearings for universal joints
Language
English
File Format
PDF
Word Count
8500 words
Price(USD)
320.0
Keywords
JB/T 3232-2017, JB 3232-2017, JBT 3232-2017, JB/T3232-2017, JB/T 3232, JB/T3232, JB3232-2017, JB 3232, JB3232, JBT3232-2017, JBT 3232, JBT3232
Introduction of JB/T 3232-2017
Rolling bearings - Needle roller bearings for universal joints 1 Scope This standard specifies the symbols, coding methods, structural styles, basic dimensions, technical requirements, measurement methods, inspection rules, marking, rust prevention and packaging of cross-shaft needle roller bearings without inner ring for universal joints (hereinafter referred to as needle roller bearings for universal joints). It is applicable to the production, inspection and acceptance of needle roller bearings for universal joints. 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 307.2-2005 Rolling bearings - Measuring and gauging principles and methods GB/T 309-2000 Rolling bearings - Needle rollers GB/T 700-2006 Carbon structural steels GB/T 3077-2015 Alloy structure steels GB/T 5671-2014 General purpose lithium lubricating grease for automobile GB/T 7811-2015 Rolling bearings - Symbols for physical quantities GB/T 8597-2013 Rolling bearings - Rust proof packaging GB/T 9450-2005 Steels - Determination and verification of the depth of carburized and hardened cases GB/T 18254-2002 High-carbon chromium bearing steel GB/T 18579-2001 High-carbon chromium bearing steel wires GB/T 24605-2009 Rolling bearings - Marking for products GB/T 24608-2009 Inspection rules for rolling bearings and commercial parts GB/T 25744-2010 Metallographic examination for carburizing quenching and tempering of steel parts JB/T 1255-2014 Rolling bearings - Parts made from high-carbon chromium bearing steels - specifications for heat treatment JB/T 6050-2006 Generalization of hardness test for heat treated iron and steel parts JB/T 6639-2015 Rolling bearings - Skeleton rubber seal - Specifications 3 Symbols For the purposes of this document, the symbols given in GB/T 7811-2015 and the following apply. B: nominal bearing width. b: nominal width of outer ring. b0: effective bottom thickness of outer ring. b1: distance between the inner bottom surface and the stop groove of outer ring. C: bottom plate groove width of outer ring.
Contents of JB/T 3232-2017
Foreword i 1 Scope 2 Normative references 3 Symbols 4 Coding method 4.1 General 4.2 Front code 4.3 Basic code 4.4 Post code 4.5 Label example 5 Structural styles and basic dimensions 6 Technical requirements 6.1 Material and heat treatment 6.2 Needle roller 6.3 Tolerance 6.4 Surface roughness of roller path surface, outer cylindrical surface and outer bottom surface 6.5 Total circumferential clearance of needle roller group 6.6 Sealing performance 6.7 Lubrication performance 6.8 Minimum torque borne by the cover plate and outer ring of spot welded cover plate needle roller bearings for universal joints after welding 6.9 Others 7 Measurement methods 7.1 Minimum single inner diameter deviation of needle roller group 7.2 Radial circular runout of matching outer ring of needle roller bearings for universal joints 7.3 Total circumferential clearance of needle roller group 7.4 Minimum torque borne by the cover plate and outer ring of spot welded cover plate needle roller bearings for universal joints after welding 7.5 Heat treatment quality 8 Inspection rules 9 Marking, rust prevention and packaging Figure 1 Type WW…RS Figure 2 Type WW…PP2 Figure 3 Type WN…T Figure 4 Type WN…PP2 Figure 5 Type WN…RS Figure 6 Type WY…ZC Figure 7 Type WY…RS Figure 8 Type WT…RS Figure 9 Type WT…PP2 Figure 10 Type WD…PP2 Figure 11 Type WD…RS Figure 12 Structure of cover plate Figure 13 Measurement method of radial circular runout Table 1 Front code Table 2 Post code Table 3 Basic dimensions of outside circlips type needle roller bearings for universal joints Table 4 Basic dimensions of inside circlips type needle roller bearings for universal joints Table 5 Basic dimensions of pressure plate type needle roller bearings for universal joints Table 6 Basic dimensions of loose back plate type needle roller bearings for universal joints Table 7 Basic dimensions of spot welded cover plate type needle roller bearings for universal joints Table 8 Tolerance of outer ring Table 9 Width deviation Table 10 Minimum single inner diameter deviation of needle roller group Table 11 Deviation of assembly chamfer Table 12 Inspection items
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