double block and bleed ball valve iso9001

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:VERVO

Model Number:Q41/61Y-300LB

Place of Origin:LISHUI,ZHEJIANG

...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...

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:JIEYU

Place of Origin:Wenzhou China

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) ...

Brand Name:Coosai

Model Number:Q41/Q47

Place of Origin:China

...Double Flanged Twin Ball Dual Discharge Valve Double Block Ball Valve Product Parameter: Design standard:APl6D Face To Face :ASME B16.10 End Flanges: ASME B16.5 Double block and bleed ball valve pressure:150L B~2500LB 1 .6MPa~32MPa Double block and bleed ball valve Technicalstandard: Inspection and Test :API 598 Double block and bleed ball valve bore :4"~24"100~600mm DUAL DISCHARGE VALVE DOUBLE BLOCK Double block and bleed ball

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: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:Foowell

Place of Origin:China

Reasonable Compact DBB Compact Manifold Double Block and Bleed Valve Product Overview: Foowell DBB Compact Manifold its designed to replace the complex valve connections in conventional pipelines,reduce leakage points in the system, realize emission and ...

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: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:Kelite Valve

Model Number:1/2"-12", CL150-2500

Place of Origin:China

...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

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...