... Slip-on, Blind, Plate ANSI B16.5, BS4504, DIN2633, ISO 7005-1 ISO TUV Certificate Forged Carbon Steel Flange:Welding Neck Flanges, Slip-on Flanges ... , Blind , Plate Flanges, Socket Weld Flanges,Threaded Flanges, Lap Joint Flanges, Orifice Flanges, Figure 8 Blanks flange1 ... 5,PN6,PN10,PN16,PN25,PN40 4. ISO Flanges STANDARD: ISO 7005-1PRESSURE GRADE:PN2.5, ...