1 Scope
This standard specifies the dimensions, technical requirements, inspection and measurement methods, inspection rules, as well as marking, packaging and storage of finished cylindrical steel roller for rolling bearing.
This standard is applicable to the cylindrical steel roller (hereinafter referred to as "roller") for auxiliary use with rolling bearing and commodity use.
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 4199-2003 Rolling Bearings—Tolerances—Definitions
GB/T 6930-2002 Rolling Bearings—Vocabulary
GB/T 7235 Geometrical Product Specifications (GPS)—Methods for the Assessment of Departure from Roundness—Measurement of Variations in Radius
GB/T 7811 Rolling Bearings—Symbols for Physical Quantities
GB/T 8597 Rolling Bearings—Rust Proof Packaging
GB/T 18254 High-carbon Chromium Bearing Steel
GB/T 18579 High-carbon Chromium Bearing Steel Wires
GB/T 24608 Inspection Rules for Rolling Bearings and Commercial Parts
GB/T 24632.1 Geometrical Product Specifications(GPS)—Roundness—Part 1: Vocabulary and Parameters of Roundness
JB/T 1255 Rolling Bearings—High-carbon Chromium Bearing Steel Parts—Specification for Heat Treatment
JB/T 6641 Rolling Bearings—Residual Magnetism and Its Assessment Method
JB/T 7051 Rolling Bearing Parts—Methods for the Measurement and Assessment of Surface Roughness
JB/T 7361 Rolling Bearings—Test Method for Hardness of Parts
3 Terms and Definitions
For the purpose of this standard, the following terms and definitions and those specified in GB/T 4199 and GB/T 6930 apply.
3.1
Nominal roller diameter
Dw
The value used to identify the diameter of roller.
[GB/T 6930—2002, Definition 05.05.01]
Foreword i
1 Scope
2 Normative References
3 Terms and Definitions
4 Symbols
5 Dimensions
6 Technical Requirements
7 Inspection and Measurement Methods
8 Inspection Rules
9 Marking
10 Packaging and Storage
Appendix A (Informative) Roller Diameter Gauge and Grouping Principles
Appendix B (Informative) Roller Length Gauge and Grouping Principles
Appendix C (Informative) Evaluation Method of Deviation from Circular Form of Roller outside Diameter Surface
