GB/T 3731-1983

Covered electrodes—Determination of the efficiency, metal recovery and deposition coefficient

NORMA vydaná dňa 21.6.1983

The information about the standard:

Designation standards: GB/T 3731-1983
Note: NEPLATNÁ
Publication date standards: 21.6.1983
Country: Chinese technical standard
Kategória: Technické normy GB