GB/T 4661-2015 Translated English of Chinese Standard (GBT 4661-2015, GB/T4661-2015, GBT4661-2015): Rolling Bearings -- Cylindrical Rollershttps://www.chinesestandard.net, 2015年3月18日 - 20 pages This Standard specifies the dimensions, technical requirements, inspection and measurement methods, inspection rules, marks, package and storage for finished product of steel cylindrical rollers used by rolling bearings. |
Contents
Foreword | 5 |
Scope | 6 |
Symbols | 8 |
Dimensions | 9 |
Technical Requirements | 12 |
Inspection and Measurement Methods | 14 |
Inspection Rules | 15 |
Package and Storage | 16 |
Appendix A Informative Roller Diameter Gauge and Classification Rules | 17 |
Appendix B Informative Roller Length Gauge and Classification Rules | 19 |
Form of Roller Outside Diameter Surface | 20 |
Common terms and phrases
according to GB/T actual average diameter arithmetic mean axial runout circular form Classification Rules conforming to GB/T cylindrical roller conforming deviation from circular diameter gauge lot diameter of roller diameter surface distance between imaginary DwmL of roller effective roller length face with respect Figure B.1 form of roller gauge 2µm Gauge and Classification gauge can refer IGLw imaginary sharp corner Interval of roller length gauge lot length of roller lot and nominal LwmL Mark the roller maximum and minimum Mean diameter mean length measurement of roller nominal diameter nominal length packaging point of chamfer provisions of JB/T provisions of Table roller actual average roller average diameter roller axis roller diameter gauge roller diameter lot roller end face roller length gauge roller outside diameter Roller Surface Roughness runout of roller single chamfer dimension single plane single radial plane smallest roller stipulated in GB/T Tolerance and Axial Variation of roller µm Tolerance Grade