JIS Z 2251:2009
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by
Knoop hardness test -- Test method
English
20-01-2009
21-12-2020
This Standard specifies the Knoop hardness test method for metallic materials, for test forces from 0.098 07 N to 19.614 N.
| DocumentType |
Standard
|
| Pages |
37
|
| PublisherName |
Japanese Standards Association
|
| Status |
Superseded
|
| SupersededBy | |
| Supersedes |
Reaffirmed 2013 2009(R2013) [21/10/2013]2009 [20/01/2009]1998(R2003) [20/05/2003]1998 [20/02/1998]1992 [01/07/1992]1980
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