SKF- 1.381.165热处理标准（中英版）.pdf

Code: 1.381.165 SUBCONTRACTED HEAT TREATMENT SPECIFICATION GTD, GMC St-Cyr Issue Nr: 2 Date: 10/07/2013 THROUGH MARTENSITIC HARDENING Materials Treatments AND TEMPERING OF DGBB RINGS Compiled Approved Specifications 轴承热处理淬火和回火要求 CB CD Section 1 Edition: 07/2013 1. OBJECTIVE 目的 This specification is a general quality standard for Deep Groove Ball Bearing (DGBB) rings in the martensitic through hardened and tempered conditions as delivered for grinding and finishing. This specification covers product requirements and gives references to testing standards and / or testing methods to be used. 本规范是马氏体经淬火和回火条件下，用于磨削和精加工的深沟球轴承(DGBB)圈的通用质量标准。 本规范涵盖了产品要求，并提供了适用的测试标准或测试方法作为参考。 The subcontractor shall be responsible for performing the necessary tests to ensure the process conditions and product quality standards required by this specification are met. The test and control routines, administration and documentation shall follow recommendation by international organisations and SKF. 供应商应负责进行必要的测试，以确保符合本规范要求的工艺条件和产品质量标准。测试和控制程序、管理和文件编制应 遵循国际组织和SKF的建议。 All deviations from this specification must be approved by SKF. 所有不符合本规范的要求都必须得到SKF的批准。 2. APPLICATION FIELD应用范围 All the DGBB rings made of bearing steel grade (e.g. SKF 3, SKF 3S… or equivalent) which drawing refers to this specification. 所有DGBB套圈由轴承钢等级(如skf3, skf3s…或同等等级)制成，图纸中提及本规范。 3. METALLURGICAL REQUIREMENTS AFTER HEATTREATMENT热处理后金相要求 3.1 Hardness 3.1.1 Surface hardness as measured on the rings face端面测量表面硬度 The method to be used for the surface hardness measurements is HRC (Rockwell C) according to ISO 6508/1 standard requirements in force. 根据ISO 65