
Petroleum and natural gas industries. Steel pipes for use as drill pipe. Specification.
NORMA vydaná dňa 15.2.1997
Designation standards: BS EN ISO 11961:1997
Note: NEPLATNÁ
Publication date standards: 15.2.1997
The number of pages: 36
Approximate weight : 108 g (0.24 lbs)
Country: British technical standard
Kategória: Technické normy BS