DIN 2634 PN25 Flange Material:carbon steel,stainless steel size:1/2"-24" Standard:ANSI,DIN,EN1092.JIS.BS4504 DIN2634 PN25 Flange1)Socket Welding Flange,Weld Neck Flange,Slip On Flange,Blind Flange,Threaded Flange,Non-standard flange;2) We are a specialized manufactory in producing Flanges;flange3) Standard: ANSI Flange, MSS Flange, API Flange, AWWA Flange, DIN Flange, JIS Flange, BS Flange and GB ...