PN25 Double Block And Bleed Ball Valve , Trunnion Mounted Ball Valve
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...Double Block And Bleed Ball Valve , Trunnion Mounted Ball Valve Double Block And Bleed Ball Valve Description: The ball valve is designed and manufactured according well to API 608. Floating ball when small caliber, and fixed ball when large caliber. It has fire protection structure and antistatic device. Widely used for petroleum, chemistry, water treatment industries. Double Block And Bleed Ball Valve......
Shanghai kangquan Valve Co. Ltd.
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High Pressure DN25 Flanged Floating Ball Valve Metal Seated DBB Double Block And Bleed Ball Valve
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...Double Block And Bleed Ball Valve High Pressure Flange metal seated floating ball valve Twin Ball DBB Valve Model number Q41/61Y-300LB Item Ball valve Certification CE,TS,ISO9001,ISO14001,ISO18001 Connection form flange Body material forging Seal material Double seal construction Feature Easy disassembly and assembly VERVO Twin Ball DBB Valve are offered in 3 PC side entry body, the design adopts the structure of two balls......
ZHEJIANG VERVO VALVE CO.,LTD
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SS Double Block And Bleed Ball Valve ISO9001 Fast Discharge And Shutdown
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Double Block Double Bleed Ball Valve Usage Pipeline Ball Valve Product Description DBB double ball valve (double block double Bleed ball valve) is designed to replace the complex form of multiple valve connections in traditional pipelines.Along with strong security features, our valves reduce the need for added valves......
ZIGONG WEITE VALVE MFG CO., LTD
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Fire Safe Double Isolation Trunnion Mounted Ball Valve
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Double Isolation & Bleed Ball Valve Side Entry Features: 1. Cast Type with 2 Pcs Split Body Deisgn or Forged Type with 3 PCS Body Design, Cast Material: ......
Beijing Silk Road Enterprise Management Services Co.,LTD.
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Stainless Steel Double Block And Bleed Ball Valve
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Stainless Steel Double Bleed and Double Block (DBB) Ball Valves Size range(s): NPS 1/2 - 2 (DN 15 - 50) Pressure rating: ASME Classes 150 - 2500 Standard connections: Threaded, socket weld, flanged Material Selection for Gate Valves: Carbon Steel (A105) ......
Zhejiang JieYu Valve Co., Ltd.
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Double ball Double Block Bleed ball Valve
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Dual Discharge Valve Double Block Ball Valve Double block and bleed ball valve bore :4"~24"100~600mm Double block and bleed ball valve pressure:150L B~2500LB 1 .6MPa~32MPa Double block and bleed ball valve Technicalstandard: Design standard:APl6D Face To ......
COOSAI valve group
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DBB Floating Ball Valve Double Block & Bleed 1/2-12 Inch
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...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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Double Block and Bleed 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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DBB Metal Seated Ball Valves Low Emission Stems Double Piston Effect
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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 c/w a bleed......
Kelite Group Co., Ltd
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Anti Static Trunnion Ball Valve DBB Compact Manifold Double Block And Bleed Valve
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...,reduce leakage points in the system, realize emission and shutdown quickly.The valve cavity is isolated by double seats. Even when there is pressure inside the pipeline, pressure can be discharged safely. This kind of operation can serve as a means to...
Foowell Industrial Wenzhou Co., Ltd.
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