標準編號:	JB/T 11087-2011
中文名稱:	滾動軸承 鎢系高溫軸承鋼零件 熱處理技術條件
英文名稱:	Rolling bearings － Parts made from W-series steel elevated temperature－ Specifications for heat-treatment
中標分類:	J11    滾動軸承
行業(yè)分類:	JB    機械行業(yè)標準
ICS分類:	21.100.20 21.100.20    滾動軸承 21.100.20
發(fā)布機構(gòu):	中華人民共和國工業(yè)和信息化部
發(fā)布日期:	2011-8-15
實施日期:	2011-11-1
標準狀態(tài):	valid
翻譯語言:	英文
文件格式:	PDF
中文字符數(shù):	6000 字
翻譯價格(元):	420.0
交付時間:	付款后 1 個工作日

1 Scope This standard specifies technical requirements and inspection method of rolling bearings ferrule made from W-series (such as W9Cr4V2Mo and W18Cr4V) steel elevated temperature as well as rolling elements (hereinafter referred to as “parts”) after annealing, quenching and tempering. This standard is applicable to the heat treatment quality inspection of bearing parts made from above-mentioned materials. 2 Normative References The following normative documents contain provisions which, through reference in this standard, constitute provisions of this standard. For dated reference, subsequent amendments (excluding corrections to) to, or revisions of, any of these publications do not apply. However, all parties coming to an agreement according to this standard are encouraged to study whether the latest edition of these documents is applicable. For undated references, the latest editions of the normative documents apply. GB/T 230.1-2009 Metallic Materials - Rockwell Hardness Test-Part 1: Test Method (Scales A, B, C, D, E, F, G, H, K, N, T) (ISO 6508-1: 2005, MOD) GB/T 231.1-2009 Metallic Materials-Brinell Hardness Test-Part 1: Test Method (ISO 6506-1: 2005, MOD) GB/T 4340.1-2009 Metallic Materials-Vickers Hardness Test-Part 1: Test Method (ISO 6507-1: 1997, MOD) GB/T 24606-2009 Rolling bearings-Non-destructive Testing-Magnetic Particle Testing JB/T 1255-2001 Specification for Heat-treatment of Rolling Bearing Parts Made from High Carbon Chromium Steel JB/T 2850-2007 Rolling Bearings-Parts Made from Cr4Mo4V Bearing Steel Elevated Temperature-Specification for Heat-treatment JB/T 7361-2007 Rolling Bearings-Test Method for Hardness of Parts JB/T 7362-2007 Rolling Bearings-Determination of Decarburized Depth for Parts

Contents Foreword I 1 Scope 2 Normative References 3 Technical Requirements 3.1 Technical Requirements of Bearing Parts after Annealing 3.2 Technical Requirements of Bearing parts after Quenching and Tempering 4 Inspection Methods Appendix A (Normative) Crushing Test Load of Steel Ball Appendix B (Informative) Inspection Regulation of Pickling B.1 Inspection Regulation of Cold Pickling B.2 Inspection Regulations of Hot Pickling Table 1 Decarburized Layer Depth of Bearing Parts after Quenching and Tempering Table 2 Inspection Methods Table A.1 Crushing Load of Steel Ball