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Petroleum and natural gas industries - Piping systems - Design and installation on offshore production platforms

10.99 New project approved

CEN/SS I15

Petroleum and natural gas industries - Bolted bonnet steel gate valves for refinery and related applications - Basic requirements (ISO/DIS 10434:1995)

40.60 Close of voting

CEN/SS I15

Petroleum and natural gas industries - Steel pipes for use as drill pipe - Specification (based on API Spec 7) (ISO/DIS 11961:1994)

40.60 Close of voting

CEN/SS I15

Petroleum and natural gas industries - Technical delivery conditions for steel pipes for pipe lines for combustible fluids - Part 3: High quality pipes (level C)

30.99 CD approved for registration as DIS

CEN/SS I15