GATE VALVES: Feature Type : Bolted Bonnet, O. S. & Y Type, Rising Stem, Wedge : Solid Taper Wedge, Split Wedge, Flexible Wedge Size Range : 15mm to 400mm & Above On Request Pressure Rating : 150#, 300#, 400#, 600#, 800#, 900#, 1500# End Connection : Flanged Ends, Socket Weld Ends, Screwed Ends & Butt-Weld Ends MFG. STD. : API 600, API - 6D. BS-1414 Testing : API-6D, API- 598, BS-6755-1 Material of Construction : Cast Carbon Steel (ASTM A-216 GR. WCB, ASTM A 217 GR. WC6, WC9), Forged Steel (ASTM A 105, ASTM A 182 GR F22, F304, F316) Cast Stainless Steel (ASTM A 351 GR. CF8, CF8M, CF3, CF3M), Alloy 20 to ASTM A 351 GR. CN7M