GB/T 12212-1990

Technical drawings Dimensions, proportions and simplified representation for welding symbols

NORMA vydána dne 12.1.1990

Anglicky a čínsky -
Elektronické PDF (NA DOTAZ)

The information about the standard:

Designation standards: GB/T 12212-1990
Note: NEPLATNÁ
Publication date standards: 12.1.1990
Country: Chinese technical standard
Kategorie: Technické normy GB