GB/T 21838.4-2020

Metallic materials—Instrumented indentation test for hardness and materials parameters—Part 4: Test method for metallic and non-metallic coatings

NORM herausgegeben am 14.12.2020

The information about the standard:

Designation standards: GB/T 21838.4-2020
Publication date standards: 14.12.2020
Country: Chinese technical standard
Kategorie: Technische Normen GB