Type: plate flange, welding neck flange, slip-on flange, socket welding, lap joint flange, thread flange, blind flange SpecificationsFlange Standards Available: 1)DIN Standard 2) ANSI B16.5 3) JIS B2220 4) BS 10 BS 4504 Flange 5) DIN EN 1092-1 6) AS2139 Materials, Grades (stainless steel) Available:EN 10222-5(DIN17440) 1.4301, 1.4306(1.4307), 1.4401, 1.4404 and 1.4541, 1.4571etc.ASTM A182 F304, ...