ROTECH VALVE has over 25 years experience in manufacturing Ball Valves, Gate Valves, Globe Valves, Check Valves, Butterfly Valves, Dual Plate Check Valves ,Forged Steel Valves and Strainers. with materials of carbon steels . stainless steels. Alloy steels, Low temperature carbon steels, monels and other special alloy steels etc. ROTECH VALVES are designed, manufactured and tested as per API,ANSI,BS,DIN,JIS,GB etc. Dimensions from 3/8”(DN10) to 48”(ND1200), ANSI/ASME pressure from 150LB to 2500LB and DIN PN16 to PN100. work pressure from -196℃ to 815℃.and also can manufactured according to customer’s special requirement. Our valves are widely used in oil and gas . Power Plants, Chemical, off-shore and on-shore, Petroleum Refining, Water Treatment, Energy Generation.