GB/T 985-1988

Basic forms and sizes of weld grooves for gas welding manual arc welding and gas-Shielded arc welding

NORMA vydána dne 25.6.1988

The information about the standard:

Designation standards: GB/T 985-1988
Note: NEPLATNÁ
Publication date standards: 25.6.1988
Country: Chinese technical standard
Kategorie: Technické normy GB