JB-T5000.14-1998 重型机械通用技术条件 铸钢件无损探伤

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1、ICS19.100J04JB/T5000.14－1998重型机械通用技术条件铸钢件无损探伤TheheavymechanicalgeneraltechniquesandstandardsNon-destructivetestingofsteelcasting1998-09-30发布1998-12-01实施国家机械工业局发布JB/T5000.14－1998目次前言1范围·····················································································

2、·······························································································································12引用标准········································································································································

3、·································································13应用要求······································································································································································································

4、···14超声波探伤及其质量等级·····································································································································································25射线透照探伤及其质量等级··········································································

5、·····················································································66磁粉探伤及其质量等级········································································································································································147渗

6、透探伤及其质量等级········································································································································································19附录A（标准的附录）铸钢件的横波检验········································································

7、···························································25附录B（标准的附录）确定射线源到工件最小距离(f)的方法·······················································································27附录C（提示的附录）点状缺陷评级示意图········································································

8、······················································29IJB/T5000.14－1998前言本标准的附录A、附录B都是标准的附录。本标准的附录C是提示的附录。本标准由机械工业部