
Metallic materials - Hardness testing - Tables of Knoop hardness values for use in tests made on flat surfaces
出版:International Organization for Standardization

專家解讀視頻
1ED 1994 [14/09/1994]
PN ISO 10250 : 1997 - Identical
NBN ISO 10250 : 1997 - Identical
NBN ISO 10250 : 1997 - Identical
PN ISO 10250 : 1997 - Identical
KS B ISO 10250:2003 - Identical
PN ISO 10250:1997 - Identical
NBN ISO 10250:1997 - Identical