1 Scope
This standard specifies the structural types, designations, boundary dimensions, technical requirements, measurement methods, inspection rules and rustproof packaging of cylindrical roller bearing track rollers for conveying chains (hereinafter referred to as “bearings”).
This standard is applicable to the production, inspection and customer acceptance of finished bearings.
2 Normative References
The following standards contain provisions which, through reference in this text, constitute provisions of this standard. For dated reference, subsequent amendments to (excluding corrections to), or revisions of, any of these publications do not apply. However, the parties to agreements based on this standard are encouraged to investigate the possibility of applying the most recent editions of the standards. For undated references, the latest edition of the normative document referred to applies.
GB/T 307.2-2005 Rolling Bearings-Measuring and Gauging Principles and Methods (ISO 1132-2:2001, Rolling Bearings-Tolerances-Part 2: Measuring and Gauging Principles and Methods, MOD)
GB/T 3203-1982 Specification for Carburizing Steels of Bearings
GB 7324-1994 General Purpose Lithium Lubricating Grease
GB/T 7811-2007 Rolling Bearings-Symbols for Quantities (ISO 15241: 2001, IDT)
GB/T 8597-2003 Rolling Bearings-Rust Proof Packaging
GB/T 18254-2002 High-carbon Chromium Bearing Steel
JB/T 1255-2001 Specification for Heat-treatment of Rolling Bearing Parts Made from High Carbon Chromium Steel
JB/T 3573-2004 Rolling Bearings-Methods for the Measurement of Radial Internal Clearance
JB/T 3574-1997 Rolling Bearings-Marking for Products
JB/T 6641-2007 Rolling Bearings-Residual Magnetism and Its Assessment Method
JB/T 7051-2006 Rolling Bearing Parts-Methods for the Measurement and Assessment of Surface Roughness
JB/T 8881-2001 Specifications for Carburizing Heat Treatment of Rolling Bearing Parts
JB/T 8921-1999 Rolling Bearings and Commercial Parts-Inspection Rules