摘要
介绍了从2003年5月1日起开始实施的金属洛氏硬度试验国家标准GB/T 230.2-2002;对比了新、旧国标的技术内容,同时与相应的欧洲标准BS EN10109-2及美国标准ASTM E 18进行了对比分析,明确了它们之间的差异。
The national standard GB/T 230.2-2002 about Metallic Rockwell hardness test which put into practice on May 1st , 2003 was introduced. The technical contents of the new standard and the revocatory standard, as well as European standard BS EN10109-2 and the American standard ASTM E 18 about Metallic Rockwell hardness testing machine were compared .
出处
《物理测试》
CAS
2004年第1期25-29,9,共6页
Physics Examination and Testing
