Forged Fittings, Socket-Welding and Threaded
Edition 2022

Industrial valves - End-to-end and centre-to-end dimensions for valves with threaded ends; German version EN 16722:2015
Edition 2015-12

Bolted bonnet steel gate valves for the petroleum, petrochemical and allied industries (ISO 10434:2020); German version EN ISO 10434:2020
Edition 2020-12

Cathodic protection of internal surfaces of metallic tanks, structures, equipment, and piping containing seawater; German version EN 17243:2020
Edition 2020-05

Metal ball valves for petroleum, petrochemical and allied industries (ISO 17292:2015); German version EN ISO 17292:2015
Edition 2016-05

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, petrochemical and natural gas industries - Lubrication, shaft-sealing and control-oil systems and auxiliaries - Part 1: General requirements (ISO 10438-1:2007); English version EN ISO 10438-1:2007, with CD-ROM
Edition 2010-08

Petroleum and natural gas industries - High-speed special purpose gear units (ISO 13691:2001); German and English version EN ISO 13691:2002
Edition 2003-10

Petroleum and natural gas industries - Design and installation of piping systems on offshore production platforms (ISO 13703:2000 + Cor. 1:2002); German and English version EN ISO 13703:2000 + AC:2002
Edition 2003-06