1) Forging Stainless Steel Flange 2) ANSI B16.5/B16.47 Flange, DIN Standard Flange, EN1092-1 ... 1 Certificate Materials, Grades (stainless steel) Available:EN 10222-5(DIN17440) 1.4301, 1.4306(1.4307), 1.4401 ... , SUS F321 etcMainly Flange Standards Available:1) ANSI B16.5 (150LBS-2500LBS) Blind/ Slip-on/Welding Neck (SCH ... BL, TH, SW), JIS 30K Weld Neck Flange5) BS 10 Table D/E/F/H Flange, BS 4504 Flanges, ...