1 Scope
This standard specifies the measurement and assessment methods for surface roughness of rolling bearing parts.
This standard is applicable to the surface roughness measurement and assessment of metal bearing parts of different dimensions.
2 Normative References
The following normative documents contain provisions which, through reference in this text, constitute provisions of this standard. For dated reference, subsequent amendments to (excluding amending errors in this text), or revisions of, any of these publications do not apply. However, parties to agreements based on this standard are encouraged to investigate the possibility of applying the most recent editions of the standards indicated below. For any undated references, the latest edition of the document referred to applies.
1 Scope
2 Normative References
3 Term and Definitions
4 Symbols for Quantities
5 Assessment Quantities
6 Sampling Length lr and Assessment Length ln
7 Selection of Measuring Instruments
8 Nominal Characteristics of Stylus Instruments
9 Gauging Rules and Methods by Profilometers
10 Selection of Measuring Position and Assessment of Workpiece Surface Roughness
11 Treatment for Surface Defects and Gross Processing Traces
Appendix A (Informative) Measuring Method for Surface Roughness of Ring Groove by Interferometer
1 Scope
This standard specifies the measurement and assessment methods for surface roughness of rolling bearing parts.
This standard is applicable to the surface roughness measurement and assessment of metal bearing parts of different dimensions.
2 Normative References
The following normative documents contain provisions which, through reference in this text, constitute provisions of this standard. For dated reference, subsequent amendments to (excluding amending errors in this text), or revisions of, any of these publications do not apply. However, parties to agreements based on this standard are encouraged to investigate the possibility of applying the most recent editions of the standards indicated below. For any undated references, the latest edition of the document referred to applies.
Contents of JB/T 7051-2006
1 Scope
2 Normative References
3 Term and Definitions
4 Symbols for Quantities
5 Assessment Quantities
6 Sampling Length lr and Assessment Length ln
7 Selection of Measuring Instruments
8 Nominal Characteristics of Stylus Instruments
9 Gauging Rules and Methods by Profilometers
10 Selection of Measuring Position and Assessment of Workpiece Surface Roughness
11 Treatment for Surface Defects and Gross Processing Traces
Appendix A (Informative) Measuring Method for Surface Roughness of Ring Groove by Interferometer
