GB/T 9450-1988

Determination and verification of the effective depth of carburizod and hardened cases of steel parts

NORMA vydaná dňa 25.6.1988

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The information about the standard:

Designation standards: GB/T 9450-1988
Note: NEPLATNÁ
Publication date standards: 25.6.1988
Country: Chinese technical standard
Kategória: Technické normy GB