Welding neck stainless steel flange PN 25 DIN 2632/C - EN 1092-1/B1
Syveco 2100100 Serie 2100 IBC10 BW Weld Flangia in acciaio forgiato, tipo 11/B1 RF, PN16, EN1092-1, M100/114 : Amazon.it: Commercio, Industria e Scienza
EN1092-1/05/B1 304L Blind Flange RF 2 Inch PN40 - www.pipelinedubai.com
Welding-neck flange EN 1092-1/11B Stainless steel-316L (PN10/16/40)