
Petroleum and natural gas industries - Steel pipes for use as drill pipe - Specification (ISO 11961:1996)
STANDARD published on 1.3.1997
Designation standards: ÖNORM EN ISO 11961
Note: WITHDRAWN
Publication date standards: 1.3.1997
The number of pages: 38
Approximate weight : 114 g (0.25 lbs)
Country: Austrian technische Norm
Category: Technical standards ÖNORM