JIS Z 2251:2009
JIS Z 2251:2009
Knoop hardness test - Test method
Japanese Standards Association
Knoop hardness test - Test method
Japanese Standards Association
This Standard specifies the Knoop hardness test method for metallic materials, for test forces from 0.098 07 N to 19.614 N.
Document Type | Standard |
Status | Current |
Publisher | Japanese Standards Association |