Tin-lead solders in ingots. Specifications
NORMA vydána dne 1.1.1978
Designation standards: GOST 21930-76
Publication date standards: 1.1.1978
The number of pages: 12
Approximate weight : 36 g (0.08 lbs)
Country: Russian technical standard
Kategorie: Technické normy GOST
Implemented changes and corrections:
Amd. 3.83
Amd. 9.87
Amd. 10.90
Amd. 6.95