NF M87-247-2*NF EN ISO 10407-2:2016 Petroleum and natural gas industries - Rotary drilling equipment - Part 2 : inspection and classification of used drill stem elements
NF M87-247-2*NF EN ISO 10407-2:2016 Referenced Document
API RP 7A1 Recommended Practice for Testing of Thread Compound for Rotary Shouldered Connections
ISO 10424-1 Petroleum and natural gas industries - Rotary drilling equipment - Part 1: Rotary drill stem elements
ISO 11961 Petroleum and natural gas industries — Steel drill pipe — Amendment 1*, 2020-03-09 Update
NF M87-247-2*NF EN ISO 10407-2:2016 history
2016NF M87-247-2*NF EN ISO 10407-2:2016 Petroleum and natural gas industries - Rotary drilling equipment - Part 2 : inspection and classification of used drill stem elements