1) Forging Stainless Steel Flange 2) Dual certified to ASME/ASTM SA/A182 ... F304L, SUS F316, SUS F316L, SUS F321 etcMainly Flange Standards Available::1) ANSI B16.5 150LBS (300LBS, 600LBS, 900LBS,1500LBS, ... (PN6, PN10, PN16 PN25, PN40, PN64, PN100) Blank Flange, DIN 2573 PN 6 and DIN 2576 PN10 Slip on ... Flanges7) GOST 12820-80/GOST 12821-80 FlangesSealing Surface: FF, RF, LJ, TG, MF, M and R.T.J. ( ...