JB/T 6366-2007 (English Version) PDF

Scope: This standard specifies the technical requirements and inspection methods for annealing, quenching, tempering and carburizing quenching and tempering of 55SiMoVA, 55SiMoA, and 50SiMo steel rolling bearing parts. This standard is applicable to the heat treatment quality inspection of the above-mentioned steel bearing parts between processes and finished parts. Bearing parts with special requirements should be specified in the corresponding standards and product drawings.

JB/T 6366-2007 Referenced Document

GB/T 230.1-2004 Metallic Rockwell hardness test-Part1:Test method(scales A、B、C、D、E、F、G、H、K、N、T)
GB/T 231.1-2002 Metallic materials--Brinell hardness test--Part 1: Test method
GB/T 6394-2002 Metal-methids for estimating the average grain size
JB/T 1255-2001 Specification for heat-treatment of rolling bearing parts made from high carbon chromium steel
JB/T 7361-2007 Rolling bearings Test method for hardness of parts
JB/T 7362-2007 Rolling bearings Determination of decarburized depth for parts
JB/T 8881-2001 Specifications for carburizing heat treatment of rolling bearing parts

2007 JB/T 6366-2007 Rolling bearings Parts made from medium carbon endure shock bearing steel-Specifications for heat-treatment
1992 JB/T 6366-1992 Technical conditions for heat treatment of 55SiMoVA steel rolling bearing parts