... Weld Neck Flange:pipe flange, stardard:ISO,ASTM,ASME,API,MSS,EN,BS,DIN,JPI,SABS material:alloy steel.stainless steel,carbon s Weld ... Neck FlangeS235JR Carbon Steel Flange(UNI2276, UNI6083, UNI6089, UNI2280-2285, UNI2253 ... , UNI6092 etc.) Method: By forging, forged flange, carbon steel flangePressure:PN6-PN100Size: 1/2"- 80", DN15 ...