This standard specifies the classification of rolling bearings.
This standard is applicable to classification management of rolling bearing products.
本标准规定了铁路货车用滚动轴承(以下简称轴承)的代号方法、结构型式、外形尺寸、技术要求、检测方法、检验规则、标志、防锈包装及贮存等。
本标准适用于时速不大于160 km/h条件下使用的轴承,供轴承的生产、检验和验收。
This standard specifies the designation, design, boundary dimensions, technical requirements, test method, inspection rules, marking and packaging, etc., for wind power generators yaw and pitch bearings (hereafter referred to as bearings).
This standard is applicable to the production inspection, customers' selection and acceptance, for wind power generators yaw and pitch bearings.
This standard specifies the technical requirements and test methods of annealed, hardened and tempered rolling bearing rings and rolling elements (hereinafter bearing parts), which made from G8Cr15, GCr15, GCr15SiMn, GCr15SiMo, GCr18Mo in accordance with GB/T 18254.
This standard is applicable to heat treatment quality assessment for semi-finished and finished bearing parts made from above steels, also applicable to the heat treatment quality assessment of bearing parts made from other high carbon chromium steels. For bearing parts with special requirements, the corresponding provisions are given in the product drawing.
This standard specifies the designation method for rolling bearings (hereinafter referred to as "bearings") and their sub-units.
This standard is applicable to bearings for general purpose.