Mating dimensions between differential pressure (type) measuring instruments and flanged-on shut-off devices up to 413 bar (41.3 MPa) (IEC 61518:2001); German version EN 61518:2001 + Corrigendum:2002
413巴(41.3兆帕)以下的差压(类型)测量仪表和法兰连接切断装置之间的配合尺寸(IEC 61518-2001);德文版EN 61518:2001+勘误表:2002