This document contains requirements for the production and testing of weld joints for the installation and modification, including in-service welding, of onshore steel pipelines and pipework used in gas infrastructure. This includes all pressure ranges and processed, non-toxic and non-corrosive natural gas according to EN ISO 13686 and non-conventional gases such as (injected) biomethane and hydrogen, where: - the pipeline elements are made of unalloyed or low-alloyed carbon steel; - the pipeline is not located within commercial or industrial premises as integral part of the industrial process on those premises except for any pipelines and facilities delivering gas to such premises; - the pipework is not located within households or industrial installations according to EN 1775 or EN 15001; - the design temperature of the system is between -40 °C up to and including 120 °C. For injected biomethane or hydrogen a detailed technical evaluation of the functional requirements is required, ensuring there are no other constituents or properties of the gases that can affect the integrity of the pipeline. This document is not applicable to welds produced prior to the publication of this document. This document specifies common basic principles for gas infrastructure. Users of this document are expected to be aware that there can exist more detailed national standards and/or codes of practice in the CEN member countries. This document is intended to be applied in association with these national standards and/or codes of practice setting out the above-mentioned basic principles. In the event of conflicts in terms of more restrictive requirements in national legislation/regulation with the requirements of this document, the national legislation/regulation takes precedence as illustrated in CEN/TR 13737 (all parts). NOTE CEN/TR 13737 (all parts) contains: - clarification of relevant legislation/regulations applicable in a country; - if appropriate, more restrictive national requirements; - national contact point for the latest information.
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EN 10204:2004 Metallic products - Types of inspection documents
EN 1708-1:2010 Welding - Basic welded joint details in steel - Part 1: Pressurized components
EN ISO 10675-1:2016 Non-destructive testing of welds - Acceptance levels for radiographic testing - Part 1: Steel, nickel, titanium and their alloys (ISO 10675-1:2016)
EN 10204:2004 Metallic products - Types of inspection documents
EN 1708-1:2010 Welding - Basic welded joint details in steel - Part 1: Pressurized components
EN ISO 10675-1:2016 Non-destructive testing of welds - Acceptance levels for radiographic testing - Part 1: Steel, nickel, titanium and their alloys (ISO 10675-1:2016)
EN ISO 10863:2011 Non-destructive testing of welds - Ultrasonic testing - Use of time-of-flight diffraction technique (TOFD) (ISO 10863:2011)
EN ISO 10893-8:2011 Non-destructive testing of steel tubes - Part 8: Automated ultrasonic testing of seamless and welded steel tubes for the detection of laminar imperfections (ISO 10893-8:2011)
EN ISO 11666:2018 Non-destructive testing of welds - Ultrasonic testing - Acceptance levels (ISO 11666:2018)
EN ISO 13588:2019 Non-destructive testing of welds - Ultrasonic testing - Use of automated phased array technology (ISO 13588:2019)
EN ISO 14171:2016 Welding consumables - Solid wire electrodes, tubular cored electrodes and electrode/flux combinations for submerged arc welding of non alloy and fine grain steels - Classification (ISO 14171:2016)
EN ISO 14174:2019 Welding consumables - Fluxes for submerged arc welding and electroslag welding - Classification (ISO 14174:2019)
EN ISO 14175:2008 Welding consumables - Gases and gas mixtures for fusion welding and allied processes (ISO 14175:2008)
EN ISO 14341:2020 Welding consumables - Wire electrodes and weld deposits for gas shielded metal arc welding of non alloy and fine grain steels - Classification (ISO 14341:2020)
EN ISO 14732:2013 Welding personnel - Qualification testing of welding operators and weld setters for mechanized and automatic welding of metallic materials (ISO 14732:2013)
EN ISO 15609-1:2019 Specification and qualification of welding procedures for metallic materials - Welding procedure specification - Part 1: Arc welding (ISO 15609-1:2019)
EN ISO 15614-1:2017 Specification and qualification of welding procedures for metallic materials - Welding procedure test - Part 1: Arc and gas welding of steels and arc welding of nickel and nickel alloys (ISO 15614-1:2017, Corrected version 2017-10-01)
EN ISO 17636-1:2013 Non-destructive testing of welds - Radiographic testing - Part 1: X- and gamma-ray techniques with film (ISO 17636-1:2013)
EN ISO 17636-1:2022 Non-destructive testing of welds - Radiographic testing - Part 1: X- and gamma-ray techniques with film (ISO 17636-1:2022)
EN ISO 17636-2:2013 Non-destructive testing of welds - Radiographic testing - Part 2: X- and gamma-ray techniques with digital detectors (ISO 17636-2:2013)
EN ISO 17636-2:2022 Non-destructive testing of welds - Radiographic testing - Part 2: X- and gamma-ray techniques with digital detectors (ISO 17636-2:2022)
EN ISO 17637:2016 Non-destructive testing of welds - Visual testing of fusion-welded joints (ISO 17637:2016)
EN ISO 17638:2016 Non-destructive testing of welds - Magnetic particle testing (ISO 17638:2016)
EN ISO 17640:2018 Non-destructive testing of welds - Ultrasonic testing - Techniques, testing levels, and assessment (ISO 17640:2018)
EN ISO 18275:2018 Welding consumables - Covered electrodes for manual metal arc welding of high-strength steels - Classification (ISO 18275:2018)
EN ISO 19285:2017 Non-destructive testing of welds - Phased array ultrasonic testing (PAUT) - Acceptance levels (ISO 19285:2017)
EN ISO 20378:2018 Welding consumables - Rods for gas welding of non-alloy and creep-resisting steels - Classification (ISO 20378:2017)
EN ISO 23279:2017 Non-destructive testing of welds - Ultrasonic testing - Characterization of discontinuities in welds (ISO 23279:2017)
EN ISO 2560:2020 Welding consumables - Covered electrodes for manual metal arc welding of non-alloy and fine grain steels - Classification (ISO 2560:2020)
EN ISO 3834-2:2021 Quality requirements for fusion welding of metallic materials - Part 2: Comprehensive quality requirements (ISO 3834-2:2021)
EN ISO 5817:2014 Welding - Fusion-welded joints in steel, nickel, titanium and their alloys (beam welding excluded) - Quality levels for imperfections (ISO 5817:2014)
EN ISO 5817:2023 Welding - Fusion-welded joints in steel, nickel, titanium and their alloys (beam welding excluded) - Quality levels for imperfections (ISO 5817:2023)
EN ISO 636:2017 Welding consumables - Rods, wires and deposits for tungsten inert gas welding of non-alloy and fine-grain steels - Classification (ISO 636:2017)
EN ISO 636:2024 Welding consumables - Rods, wires and deposits for tungsten inert gas welding of non-alloy and fine-grain steels - Classification (ISO 636:2024)
EN ISO 6520-1:2007 Welding and allied processes - Classification of geometric imperfections in metallic materials - Part 1: Fusion welding (ISO 6520-1:2007)
EN ISO 9606-1:2017 Qualification testing of welders - Fusion welding - Part 1: Steels (ISO 9606-1:2012 including Cor 1:2012 and Cor 2:2013)
EN ISO 9692-1:2013 Welding and allied processes - Types of joint preparation - Part 1: Manual metal arc welding, gas-shielded metal arc welding, gas welding, TIG welding and beam welding of steels (ISO 9692-1:2013)
EN ISO 9712:2012 Non-destructive testing - Qualification and certification of NDT personnel (ISO 9712:2012)
EN ISO 9712:2022 Non-destructive testing - Qualification and certification of NDT personnel (ISO 9712:2021)