... ) Available:EN10222-5/DIN17440: 1.4301, 1.4306/1.4307, 1.4401, 1.4404 and 1.4541, 1.4571 etc.ASTM SA/A182 ... F316, SUS F316L, SUS F321 etcMainly Flange Standards Available:1) ANSI B16.5 150LBS (300LBS, 600LBS, 900LBS,1500LBS, ... , PN40, PN64, PN100) Blank Flange, DIN 2573 PN 6 and DIN 2576 PN10 Slip on Welding Flanges, ... and DIN 2642 PN10 Lapped Flanges3) EN 1092-1 Flanges (PN2.5bar- PN400bar).4) BS 10 ...