GB/T 230.3-2022

Metallic materials—Rockwell hardness test—Part 3:Calibration of reference blocks

NORMA vydaná dňa 11.7.2022

The information about the standard:

Designation standards: GB/T 230.3-2022
Publication date standards: 11.7.2022
Country: Chinese technical standard
Kategória: Technické normy GB