
Pipeline valves. Heat treatment of blanks made of carbon and alloy structural steels
NORMA vydaná dňa 1.8.2024
Designation standards: GOST R 71257-2024
Publication date standards: 1.8.2024
The number of pages: 20
Approximate weight : 60 g (0.13 lbs)
Country: Russian technical standard
Kategória: Technické normy GOST