
Metallic materials - Hardness test - Knoop test
出版:International Organization for Standardization

专家解读视频
Provides the method of Knoop hardness test covering test forces up to and including 9,807 N.
NBN ISO 4545:1997 - Identical
JIS Z 2251:1998 - Identical
KS B ISO 4545:2003 - Identical
NBN ISO 4545 : 1997 - Identical
NBN ISO 4545 : 1997 - Identical