Flanges and their joints. Dimensions of gaskets for PN-designated flanges - Polymeric O-Ring gaskets for grooved flanges Ingestion-build-202139 General principles or non-destructive testing

General principles or non-destructive testing and qualification and certification of non-destructive testing (NDT) personnel

ISO 21539 includes requirements for the test facility

as defined in IEC 61291-1:

including improving emergency exit access for disabled people

Flanges and their joints. Dimensions of gaskets for PN-designated flanges - Polymeric O-Ring gaskets for grooved flanges Ingestion-build-202139 General principles or non-destructive testing1 Scope This document specifies the dimensions of polymeric O Ring gaskets for use with grooved flanges complying with EN 1092 for PN 10, PN 16, PN 25, PN 40. NOTE 1 Dimensions of other types of gaskets for use with flanges to EN 10921, EN 10922, EN 10923 and EN 10924 are given in EN 15141, EN 15142, EN 15143, EN 15144, EN 15146 and EN 15147. NOTE 2 Annex A lists information that should be supplied by the purchaser when ordering gaskets in