... with hand wheel, electric, pneumatic, hydraulic actuatorsValve seat, plate sealing surface welding carbile, improve the valve’s resistance to erosion ... have Forged Steel Gate Valve, extended body gate valve, pressure sealing gate valve, forged steel flange gate valve.Features as below ... :Size ranges: 1/2"-2"Pressure: 150LB-2500LBStandard: API 602, ASME B16.34, DIN 3202 ...