1 Scope
This standard specifies the sizes, shapes, technical requirements, test methods, inspection rules, packaging, marking and quality certificate and the like of high-carbon chromium bearing steel wires.
This standard is applicable to the round high-carbon chromium bearing steel wires used for manufacturing the rolling elements of bearings.
2 Normative References
The following documents for the application of this document are essential. At time of publication, the editions indicated were valid. All standards are subject to revision, and the parties coming to an agreement based on this standard are encouraged to investigate the possibility of applying the most recent editions of the standards below.
GB/T 222-1984 Method of Sampling Steel for Determination of Chemical Composition and Permissible Variations for Product Analysis
GB/T 223.5-1997 Methods for Chemical Analysis of Iron, Steel and Alloy - The reduced Molybdosilicate Spectrophotometric Method for the Determination of Acid-soluble Silicon Content
GB/T 223.10-2000 Methods for Chemical Analysis of Iron, Steel and Alloy - The Cupferron Separation - Chrome Azurol S Photometric Method for the Determination of Aluminium Content
GB/T 223.11-1991 Methods for Chemical Analysis of Iron, Steel and Alloy - The Ammonium Persulfate Oxidation Volumetric Method for the Determination of Chromium Content
GB/T 223.27-1994 Methods for Chemical Analysis of Iron, Steel and Alloy-The Thiocyanate-Butyl Acetate Extraction Spectrophotometric Method for the Determination of Molybdenum Content
GB/T 223.29-1984 Methods for Chemical Analysis of Iron, Steel and Alloy-The Xylenol Orange Photometric Method for Determination of Lead Content after Carrier Precipitation
GB/T 223.31-1994 Methods for Chemical Analysis of Iron, Steel and Alloy - The Distillation - Molybdenum Bluespectrophotometric Method for the Determination of Arsenic Content
GB/T 223.47-1994 Methods for Chemical Analysis of Iron, Steel and Alloy - The Carrier Precipitation - Molybdenum Blue Potometric Method for the Determination of Antimony Content
Foreword I
1 Scope
2 Normative References
3 Classification and Designation
4 Ordering Information
5 Sizes, Shapes, Weight and Permissible Deviations
6 Technical Requirements
7 Test Methods
8 Inspection Rules
9 Packaging, Marking and Quality Certificate
