97/23/EC Directive of the European Parliament and of the Council on the Approximation of the Laws of the Member States Concerning Pressure Equipment
ASME B1.20.1-2013 Pipe Threads@ General Purpose (Inch)*， 2023-12-23 Update
EN 10204:2004 Metallic products - Types of inspection documents*， 2023-12-23 Update
EN 10226-1 Pipe threads where pressure tight joints are made on the threads - Part 1: Taper external threads and parallel internal threads; Dimensions, tolerances and designation
EN 10270-3:2011 Steel wire for mechanical springs - Part 3: Stainless spring steel wire*， 2023-12-23 Update
EN 1092-1 Flanges and their joints - Circular flanges for pipes@ valves@ fittings and accessories@ PN designated - Part 1: Steel flanges*， 2018-04-01 Update
EN 12164:2011 Copper and copper alloys - Rod for free machining purposes
EN 12165:2011 Copper and copper alloys - Wrought and unwrought forging stock
EN 13480-3:2012 Metallic industrial piping - Part 3: Design and calculation
EN 13906-1 Cylindrical helical springs made from round wire and bar - Calculation and design - Part 1 : Compression springs
EN 14129:2014 LPG Equipment and accessories - Pressure relief valves for LPG pressure vessels
EN 1503-1:2000 Valves - Materials for Bodies, Bonnets and Covers - Part 1: Steels Specified in European Standards*， 2023-12-23 Update
EN 1503-2:2000 Valves - Materials for Bodies, Bonnets and Covers - Part 2: Steels Other Than Those Specified in European Standards*， 2023-12-23 Update
EN 1503-3:2000 Valves - Materials for bodies, bonnets and covers - Part 3: Cast irons specified in European Standards (Incorporating corrigendum March 2001)*， 2023-12-23 Update
EN 1503-4:2002 Valves - Materials for Bodies, Bonnets and Covers - Part 4: Copper Alloys Specified in European Standards*， 2023-12-23 Update
EN 1563:2011 Founding - Spheroidal graphite cast irons*， 2023-12-23 Update
EN 549:1994 Rubber materials for seals and diaphragms for gas appliances and gas equipmemt
EN 751-1 Sealing materials for metallic threaded joints in contact with 1st, 2nd and 3rd family gases and hot water - Part 1: Anaerobic jointing compounds
EN 751-2 Sealing materials for metallic threaded joints in contact with 1st, 2nd and 3rd family gases and hot water - Part 2: Non-hardening jointing compounds
EN 751-3 Sealing materials for metallic threaded joints in contact with 1st, 2nd and 3rd family gases and hot water - Part 3: Unsintered PTFE tapes and PTFE strings*， 2023-12-13 Update
EN ISO 11114-1 Gas cylinders - Compatibility of cylinder and valve materials with gas contents - Part 1: Metallic materials - Amendment 1 (ISO 11114‑1:2020/DAM 1:2022)
EN ISO 11114-2 Gas cylinders - Compatibility of cylinder and valve materials with gas contents - Part 2: Non-metallic materials (ISO 11114-2:2021)*， 2021-11-10 Update
EN ISO 14021 Environmental labels and declarations - Self-declared environmental claims (Type II environmental labelling) - Amendment 1: Carbon footprint, carbon neutral (ISO 14021:2016/Amd 1:2021)*， 2021-06-30 Update
EN ISO 14024 Environmental labels and declarations - Type I environmental labelling - Principles and procedures (ISO 14024:2018)*， 2018-03-28 Update
EN ISO 14025 Environmental labels and declarations - Type III environmental declarations - Principles and procedures (ISO 14025:2006)
ISO 11114-1 Gas cylinders — Compatibility of cylinder and valve materials with gas contents — Part 1: Metallic materials — Amendment 1*， 2023-07-13 Update
ISO 11114-2 Gas cylinders - Compatibility of cylinder and valve materials with gas contents - Part 2: Non-metallic materials*， 2021-09-30 Update
ISO 14021 Environmental labels and declarations — Self-declared environmental claims (Type II environmental labelling) — Amendment 1: Carbon footprint, carbon neutral*， 2021-07-13 Update
ISO 14024 Environmental labels and declarations - Type I environmental labelling - Principles and procedures*， 2018-02-01 Update
ISO 14025 Environmental labels and declarations - Type III environmental declarations - Principles and procedures
ISO 2859-1:1999 Sampling procedures for inspection by attributes - Part 1: Sampling schemes indexed by acceptance quality limit (AQL) for lot-by-lot inspection
ISO 6957 Copper alloys; ammonia test for stress corrosion resistance
BS EN 14071:2015 history
2015BS EN 14071:2015+A1:2019 LPG equipment and accessories. Pressure relief valves for LPG pressure vessels. Ancillary equipment
2015BS EN 14071:2015 LPG equipment and accessories. Pressure relief valves for LPG pressure vessels. Ancillary equipment
2004BS EN 14071:2004 Pressure relief valves for LPG tanks - Ancillary equipment