气-水力相连的铁trunnion球瓦尔

steel trunnionBall Valve forged steel trunnionBall Valves Pneumatic-hydraulic linked forged steel trunnionBall Valves for pipeline 6"-32" Series G ball valves are trunnion mounted, polymeric-seated pipeline ball valves which conforms to the requirements of ASME/ANSI B16.34 and API 6D/ISO 14313, API Q1.The factory is licensed by API to use the API 6D monogram,the license number is 6D-0200. It's available in full bore or reduced bore and in a choice of materials, sizes and pressure classes for a variety of application in all oil and gas services with excellent tightness over an extensive range of temperatures and pressures. Features: 1) Product type: trunnion-mounted, 3pc forged body design, and raised face flanged, RTJ flanged, butt weld or weld X flanged 2) Size range: a) Full bore:DN50 800(2" 32") b) Reduced bore: DN50 900(2" 36") 3) Pressure classes: a. ANSI class 150,300: DN50 800(2" 32"), reduced bore to DN50 900(2" 36") ; b. ANSI class 600,900: DN50 600 (2" 24"), reduced bore to DN700(28"); c. ANSI class 1500:DN50 400 (2" 16"), reduced bore to DN500(20"). 4) Testing: a. hydrostatic shell: 1.5times to max rated working pressure. b. high pressure tests:1.1times to max rated working pressure. c. low pressure tests: 0.56MPa 5) Design features: a. Forged construction. b. Low operating torque with the trunnion mounted. c. Bubble-tight shut off by force of the spring loaded floating seats, body drains and a secondary sealant injection system. d. Operated manually or automatically by pneumatic, hydraulic or electric actuators of various world famous brands as required by customers. e. Buried service available through extensions for the stem and actuator mounting pad.Further details,please contact with us.