DIN EN 13523-7
Coil coated metals - Test methods - Part 7: Resistance to cracking on bending (T-bend test)
现行
发布日期 :
2001-08-01
实施日期 :
DIN ISO 4384-2
Plain bearings - Hardness testing of bearing metals - Part 2: Solid materials (ISO 4384-2:2011)
现行
发布日期 :
2001-07-01
实施日期 :