
Specification for class I oxy-acetylene welding of ferritic steel pipework for carrying fluids.
NORMA vydána dne 26.2.1982
Designation standards: BS 1821:1982
Note: NEPLATNÁ
Publication date standards: 26.2.1982
The number of pages: 30
Approximate weight : 90 g (0.20 lbs)
Country: British technical standard
Kategorie: Technické normy BS