GB 2805-1981

Metallographic inspection for individually cast piston ring of reciprocating internal combustion engine

NORMA vydaná dňa 1.1.1981

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The information about the standard:

Designation standards: GB 2805-1981
Note: NEPLATNÁ
Publication date standards: 1.1.1981
Country: Chinese technical standard
Kategória: Technické normy GB