Type: Full Lift type, Enclosed spring, Side discharge, Angle type. Sizes: From 6 mm to 650 mm25 x 40 mm to 200 mm x 250 mm Seat: Metal to metal, Soft Seating can also provide. Set Pressure :1kg/cm2 to 500 kg/cm2 Accessories: Lifting lever (plain or packed), test gag, Locking device. Materials of Construction: Cast Carbon Steel (A 216 Gr. WCB) Cast Stainless Steel (A 351 Gr. CF8, CF8M, CF3, CF3M, CF8c, DIN 4136 etc.), Alloy-20 Monel, Hastalloy B & C