Petroleum, petrochemical and natural gas industries - Spiral plate heat exchangers (ISO 12211:2012); English version EN ISO 12211:2012
Edition 2013-04

Petroleum, petrochemical and natural gas industries - Hairpin-type heat exchangers (ISO 12212:2012); English version EN ISO 12212:2012
Edition 2013-04

Petroleum and natural gas industries - Compact flanged connections with IX seal ring (ISO 27509:2020); English version EN ISO 27509:2020, only on CD-ROM
Edition 2021-05

Flanges and their joints - Design rules for gasketed circular flange connections - Part 1: Calculation; German and English version prEN 1591-1:2021
Edition 2021-05

Petroleum, petrochemical and natural gas industries - Steam turbines - Special-purpose applications (ISO 10437:2003); English version EN ISO 10437:2003
Edition 2005-07

Flanges and their joints - Design rules for gasketed circular flange connections - Part 1: Calculation; German version EN 1591-1:2013
Edition 2014-04

Petroleum and natural gas industries - Design and operation of subsea production systems - Part 4: Subsea wellhead and tree equipment (ISO 13628-4:2010 + Cor. 1:2011); English version EN ISO 13628-4:2010 + AC:2011, only on CD-ROM
Edition 2011-09

Petroleum and natural gas industries - Modular drilling rigs for offshore fixed platforms (ISO 18647:2017); English version EN ISO 18647:2019, only on CD-ROM
Edition 2020-01

Petroleum, petrochemical and natural gas industries - Rotary-type positive-displacement compressors - Part 1: Process compressors (ISO 10440-1:2007); English version EN ISO 10440-1:2007
Edition 2008-09

Petroleum and natural gas industries - Specific requirements for offshore structures - Part 9: Structural integrity management (ISO 19901-9:2019); English version EN ISO 19901-9:2019
Edition 2019-12