Size:2" ~ 24" Pressure Class: ANSI 150lb ~ 300lb Design Standards: API 6D, JB/T7749 Body Material: Stainless steel Trim: Stainless Steel End Connection: RF, RTJ, BW, FF Soft Seat: KEL-F, PCTFE Metal Seat: TCC, CCC, STL Type of Operator: Lever, Gear, Pneumatic Operator, Motor Operator