bw ends double block bleed ball valve

Brand Name:Coosai

Model Number:Q47F

Place of Origin:China

... medium, of which the operation types include worm gear, manul, pneumactic or electric actuators, being in general of flange connection, and butt welding end connection as well. Blow-out proof stem: The stem is made

Brand Name:OEM

Model Number:OEM

Place of Origin:China

Double Block & Bleed Ball Valve Side Entry SPECIAL DESIGN FEATURES For specific and more demanding application to guarantee the reliability of the subsea package for the whole duration of the life with zero maintenance (up to 30 years) , include special ...

Brand Name:KOLINK

Place of Origin:CHINA

...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...

Brand Name:VERVO

Model Number:Q61F-800LB

Place of Origin:LISHUI,ZHEJIANG

...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

Brand Name:OEM

Model Number:Q41 / Q47 / Q41F / Q47F

Place of Origin:Shanghai , China

...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...

Brand Name:VT

Place of Origin:Sichuan,China

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...

Brand Name:JIEYU

Place of Origin:WENZHOU,CHINA

...Ball Valve Bw Sw NPT JIEYU Valve manufactures some of the most dependable cast and forged steel Ball Valves in the industry. Our products are manufactured and tested in accordance with respective API, ASME, and ANSI standards. With features such as double block and bleed...

Brand Name:Kelite Valve

Model Number:1/2"-8", CL150-600

Place of Origin:China

Top entry trunnion ball valve of 1/2"-8" CL150-600 API 6D , 608 desgin TOP ENTRY BALL VALVE is mainly used in pipeline and industry system and it has a top entry and on line maintenance function. It has a lot of advantages,such as small fluid resistance,...

Brand Name:TongJiang

Model Number:Double Block and Bleed Ball Valve

Place of Origin:CHINA

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...

Brand Name:Valbart

Model Number:Double Block and Bleed

Place of Origin:China

...Ball Valve Double Block and Bleed control valve with masoneilan SVI2-21113121 control valve positioner SPECIFICATION Product Name Flowserve Ball Valve Double Block and Bleed control valve with masoneilan SVI2-21113121 control valve positioner Sub-Type Rising Stem Brand Valbart Model Double Block and Bleed...

Brand Name:Foowell

Place of Origin:China

Slimline 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 ...

Brand Name:Zaval

Model Number:BLFF410

Place of Origin:China

Top Entry Trunnion Monuted Ball Valve one piece type body Zaval top entry soft-seated trunnion mounted ball valves are designed according to API6D standard . The valves can be applied in wide temperature ranges ( -46~243℃), particularly for piping flow wit...

Place of Origin:Zhejiang China

...End Flange: JB/T79.1~2-1994; ASME/ANSI B16.5 Face to Face: GB/T12221-1989; ASME/ANSI B16.10 3)Advantage Design Fire Safe Design and Contrction Anti-static Devices for Ball-Stem body Blow-Out Proof Stem Automatic cavity relief Block&Bleed Function Emergency Sealing Seat spring protective structure Sealed construction of valve...

Brand Name:KATA

Place of Origin:SHANGHAI,CHINA

...BALL VALVE The trunnion ball valve is used to cut off or connect the media in various of Class150~Class2500. The valves made of different materials are suitable for various media such as water, steam, oil, liquefied gas, natural gas, coal gas, nitric acid, oxidizer, urea and etc. The driving modes include manual operation and electric operation. The connection ends can be flange or butt welding. STRUCTURAL FEATURES 1. Double Block

Categories:Valves

Country/Region:china

Double block and bleed valve also called DBB valve, generally say, it is make up by two ball valve and one needle valve or two ball valve and a globe valve. Double Block and Bleed valves (DBB Valves) have evolved to replace and add the process of bolting together individual valves to make the valves in one body. Double block & bleed valves (DBB Ball Valves...