NA 109
DIN Standards Committee Petroleum and Natural Gas Industries
Standards
[CURRENT]
ISO 11961
ISO 11961
Petroleum and natural gas industries - Steel drill pipe
Title (German)
Erdöl- und Erdgasindustrie - Stahl-Bohrrohre
Responsible national committee
NA 109-00-01-05 AK - Casing, tubing and drill pipe - Mirror committee zu ISO/TC 67/SC 5