Petroleum and natural gas industries - Downhole equipment - Packers and bridge plugs (ISO 14310:2008); English version EN ISO 14310:2008
Edition 2009-03

Petroleum and natural gas industries - Equipment for well cementing - Part 3: Performance testing of cementing float equipment (ISO 10427-3:2003); English version EN ISO 10427-3:2004
Edition 2005-09

Industrial valves - Diaphragm valves made of metallic materials; German version EN 13397:2001
Edition 2002-03

Gas infrastructure - Underground gas storage - Part 4: Functional recommendations for storage in rock caverns; German version EN 1918-4:2016
Edition 2016-11

Petroleum and natural gas industries - Materials for use in H₂S-containing environments in oil and gas production - Part 2: Cracking-resistant carbon and low-alloy steels, and the use of cast irons (ISO 15156-2:2015); German version EN ISO 15156-2:2015
Edition 2015-12

Petroleum and natural gas industries - Materials for use in H₂S-containing environments in oil and gas production - Part 2: Cracking-resistant carbon and low-alloy steels, and the use of cast irons (ISO/FDIS 15156-2:2020); German and English version prEN ISO 15156-2:2020
Edition 2020-09

Petroleum and natural gas industries - Downhole equipment - Completion accessories (ISO 14998:2013); English version EN ISO 14998:2013
Edition 2013-10

Petroleum and natural gas industries - Downhole equipment - Lock mandrels and landing nipples (ISO 16070:2005); English version EN ISO 16070:2005
Edition 2006-05

Gas infrastructure - Underground gas storage - Part 5: Functional recommendations for surface facilities; German version EN 1918-5:2016
Edition 2016-11

Petroleum and natural gas industries - Steel pipes for use as casing or tubing for wells (ISO 11960:2020); English version EN ISO 11960:2021, only on CD-ROM
Edition 2021-08