BSEN13445-1:2021 BSI Standards Publication Unfired pressure vessels Part 1:General bsi. BSEN13445-1:2021 BRITISH STANDARD National foreword This British Standard is the UK implementation of EN 13445-1:2021.It supersedes BS EN 13445-1:2014+A2:2018,which is withdrawn. The UK participation in its preparation was entrusted to Technical Committee PVE/1,Pressure Vessels. A list of organizations represented on this mittee can be obtained on request to its mittee 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 accepted by BSI in relation to the adequacy,accuracy,pleteness or reasonableness of this publication.All and any such responsibility and 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 fo...