DN50 DBB Forging Carbon Steel Ball Valve High Pressure Double Block Double Bleed Ball Valve DBB Double Ball Valve 2"
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...double block and bleed valve , DBB ball valve,double block & bleed valve INTRODUCTION Ephood's response to the demand for reduction in leakage paths has been the combination of primary and secondary valves into one compact unit. The combining of piping and...
ZHEJIANG VERVO VALVE CO.,LTD
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Forging twin balls DBB trunnion ball valve of 2"-24" CL150-1500
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...balls DBB trunnion ball valve of 2"-24" CL150-1500 DESCRIPTION The “Double Block and Bleed Isolation Philosophy” requires two in-line isolation valves and a bleed valve, used to drain or vent trapped fluid between the two closure elements in order to safely isolate safely the downstream pipe. This feature can be achieved with one single valves......
Kelite Group Co., Ltd
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Manual Operation Slimline DBB / SBB Ball Valve Structure Easy To Maintenance
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... DBB/SBB Double Block and Bleed /Single Block and Bleed Valve Product Overview: Foowell Slimline DBB(Double Block and Bleed Valve)/SBB(Single Block and Bleed Valve) design reduces the weight and space compared with installing two conventional valves whe......
Foowell Industrial Wenzhou Co., Ltd.
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Carbon Steel WCB Trunnion Mounted Valve 10" 600LB Ball Valve
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Soft Sealing Carbon Steel WCB Trunnion Mounted Ball Valve 10'' 600LB Trunnion Mounted ball valves can be designed with full, standard and reduced sizes for greater flow capacity and lower flow resistance. Specifications Design Specification API ......
ZIGONG WEITE VALVE MFG CO., LTD
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Flange Ends RB Trunnion Type Ball Valve 600lb PN16 Side Entrance
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...port Available with Pneumatic, Electric, Gear or Lever Actuation Single piston effect seating (DBB) standard, double piston effect seating (DIB) available Industries: Oil & Gas, Marine, Refining, Geothermal, Power, Chemical, ......
Wenzhou Xidelong Valve Co. LTD
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DBB Floating Ball Valve Double Block & Bleed 1/2-12 Inch
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DBB Floating Ball Valve Double Ball Double Block & Bleed High Pressure A double-block-and-bleed valve (DBB) is a “single valve with two seating surfaces that, in the closed position, provides a seal against pressure from both ends of the valve with a means of venting/bleeding the cavity between the seating surfaces.” This valve does not provide positive double isolation when only one side is under pressure. A double-isolation-and-bleed valve......
Shanghai Kolink Valve Co., Ltd.
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Duplex Stainless Steel DBB Ball Valve , API 6D Trunnion Type Ball Valve
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...Ball Valve , API 6D Trunnion Ball Valves , Duplex Stainless Steel PRODUCT INTRODUCTION 1. Product Description : Forged Double Block and Bleed (DBB) Valves Machined from a single piece of 'grain flow controlled' forging, our Forged Double Block and Bleed (DBB) Valves feature two inline ball pattern primary and secondary isolating valves and a heavy duty needle vent valve......
Zhejiang TongJiang Holdings Company
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Double / Bleed Floating Ball Valve Stainless Steel DBB FLG AISI 316 PTFE
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... VALVE: W.N.R.F. Flanged Ball Valves, Full bore, lever operated, ANSI Class 150/300. Dimensions API 6D and, tests to API with following parameters: Body Material : ASTM A216 WCB Ball and Trim Material : Stainless Steel Lever Material : Forged steel with...
Shanghai kangquan Valve Co. Ltd.
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Fire Safe Three Piece 600lb Trunnion Ball Valve
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....34 API6D Fixed flange ball valve API6D/API608 API6D ANSI B16.47 ANSI B16.34 API598 Main Material Body material Trim ......
COOSAI valve group
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Floating Cast Steel Ball Valve 150LB 300LB 600LB
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Floating Cast Steel Ball Valve Working pressure:150LB 300LB 600LB, WCB, CF8 or CF8M, RF or RTJ Flanged Ends Floating Cast Steel Ball Valve Working pressure:150LB 300LB 600LB, WCB, CF8 or CF8M, RF or RTJ- Flanged Ends Class 150LB-600LB Size:DN15-DN600 ......
KCM TECHNOLOGY GROUP CO.,LTD
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