3 Piece Double Block and Bleed Ball Valve is trunnion mounted ball valve,3 Piece Double Block and Bleed Ball Valve has two balls and one or two needle valves,the two ball valves can opend and closed the medium and two needle valves can discharge pressure of the valves,the ball valve is designed to replace the complex form of the connection of multiple valves in traditional pipes,so as to reduce leakage points in the system and realize fast discharging and closing. Trunnion Double block and bleed Ball Valve saves the installation procedures,reduces pressure in the pipe system,facilities instrument cleaning and maintenance and lowers the cost.
3 Piece Double block and bleed Ball Valve specification Body material: Carbon Steel, Stainless Steel, Alloy Steel. Normal diameter: 1/2 - 24 Inch (DN15 - DN600). End connection: Flanged X Flanged,Flanged X Threaded Pressure range: 150 - 3000 LB/ 3000-15000 PSI. Working temperature: -46℃ - +350℃. Structure: (ball/needle/ball), Reduce Bore, One Piece Body. Design: EEMUA 182, ASME B16.34. Body Pattern: Three Piece. Face to face: as per manufacturer's standard. Test and inspection: EEMUA 182, API 598. Operation: lever.
3 Piece Double block and bleed Ball Valve feature Wide range of materials of construction available EEMUA 182, ASME B16.34 Design Full Bore And Reduced Bore Design Flanged, Welding, Hub, Threaded Ends Anti Blow‐Out Stem Anti Static Device Fire Safe Design