BSENIS0 11114-1:2020+A1:2023 BSl Standards Publication Gas cylinders Compatibility of cylinder and valve materials with gas contents Part 1: Metallic materials bsi. BS EN IS0 11114-1:2020+A1:2023 BRITISH STANDARD National foreword This British Standard is the UK implementation of EN IS0 11114-1:2020+A1:2023. It is identical to IS0 11114-1:2020 incorporating amendment 1:2023. It supersedes BS EN IS0 11114-1:2020 which is withdrawn. The UK participation in its preparation was entrusted to Technical Committee PVE/3, Gas containers. A list of organizations represented on this committee can be obtained on request to its committee manager. Contractual and legal considerations This publication has been prepared in good faith, however no representation, warranty, assurance or undertaking (express or implied) is or will be made, and no responsibility or liability is or will be liability is expressly disclaimed to the full extent permitted by the law. This publication is provided as is, and is to be used at the recipient's own risk. The recipient is advised to consider seeking professional guidance with respect to its use of this publication. This publication is not intended to constitute a contract. Users are responsible for its correct application. @ The British Standards Institution 2023 Published by BSI Standards Limited 2023 ISBN9780539219487 ICS 23.020.35; 23.060.40 Compliance with a British Standard cannot confer immunity from legal obligations. This British Standard was published under the authority of the Standards Policy and Strategy Committee on 31 July 2020. Amendments/corrigenda issued since publication Date Text affected 30 September 2023 Implementation of IS0 amendment 1:2023 with CEN endorsement A1:2023: Subclause 6.3.2, Table 1,rows 5, 6, 49, 58, 59, 61, 62, 63 amended BSENIS011114-1:2020+A1:2023 EN IS0 11114-1:2020+A1 EUROPEAN STANDARD NORME EUROPEENNE EUROPAISCHE NORM September 2023 ICS 23.020.35 Supersedes EN IS0 11114-1:2012 English Version Gas cylinders - Compatibility of cylinder and valve materials with gas contents - Part 1: Metallic materials (IS0 11114-1:2020) Bouteilles a gaz - Compatibilite des matériaux des Gasflaschen - Vertraglichkeit von Werkstoffen fur Gasflaschen und Ventile mit den in Beruhrung bouteillesetdesrobinetsaveclescontenusgazeux Partie 1: Matériaux metalliques (IS0 11114-1:2020) kommendenGasen-Teil1:MetallischeWerkstoffe (IS0 11114-1:2020) This European Standard was approved by CEN on 11 May 2020 CENmembersarebound tocomplywiththeCEN/CENELECInternal Regulations whichstipulatetheconditionsforgivingthis European Standard the status of a national standard without any alteration.Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CEN member. This European Standard exists in three official versions (English, French, German). A version in any other language made by Centre has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Republic of North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United Kingdom. cer EUROPEANCOMMITTEEFOR STANDARDIZATION COMITEEUROPEENDENORMALISATION EUROPAISCHESKOMITEEFURNORMUNG CEN-CENELECManagementCentre:RuedelaScience23,B-1040Brussels @2020CEN Ref. No. EN ISO 11114-1:2020 E All rightsofexploitationinanyformandbyanymeans reserved worldwide for CEN national Members.