China Double Block And Bleed Ball Valve Manufacturers Factory Suppliers
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Double Block and Bleed Ball Valve
DBB VALVES assure double isolation function thanks to two obturator inserted in a single body and they provide the bleed function by means of a bleed/vent system located between obturators(body...
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A105 DBB Ball Valve
This is a Forged Steel A105 DBB (Double Block and Bleed) ball valve with flanged end connections and an integral needle valve as a bleed valve. The DBB design provides simultaneous isolation of...
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DIN WCB Ball Valve
The NSV DIN WCB Ball Valve is engineered for high-pressure applications in heavy industrial systems. Constructed from durable WCB, it withstands high temperatures and pressures effectively.
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One Piece A105 DBB Ball Valve
This is a high-integrity, single-body forged ball valve with 2" × 2" flanged ends and reduced bore flow path. Designed for critical isolation in high-pressure service per API 6D.
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Electric Double Ball DBB Valve
The NSV electric double ball valve features a body forged from ASTM A105 carbon steel, integrating dual-ball safety isolation with smart electric actuation.
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Electric Ball Valve With Rotork Actuator
The NSV electric ball valve features a forged body in A105 or LF2, with a trunnion-mounted design offering double block and bleed (DBB) functionality for service from ambient to cryogenic...
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Cast Double-Ball DDB Ball Valve
This DBB valve integrates two independent trunnion-mounted balls and a central bleed port in one cast body, delivering true double block with verified cavity venting. Unlike single-ball DBB...
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Pneumatic Wafer Ball Valve
This pneumatic wafer-type forged steel ball valve is designed for high-pressure on/off or modulating service in compact piping systems. Rated up to Class 2500, it features a robust forged body...
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Double Block&Bleed Valves
A Double Block and Bleed (DBB) valve is an integrated industrial valve assembly that provides two positive isolation barriers and a means to vent or bleed the cavity between them. This...
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Cryogenic Floating Ball Valve
These cryogenic floating ball valve is the optimum solution for cryogenic flow isolation at temp. as low as -196 degC,included LNG liquefaction,transportation and regasification,that’s fire-safe...
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Single Block and Bleed Ball Valve
Thanks to a SBB ball valve, it is possible to avoid an additional needle valve having the same result reducing costs, overall dimensions and the ability to bleed off the plant, by controlling...
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Monoflange Valve
NSV Monoflange due to its one-piece design,that can withstand high overpressures. It ensures a robust and compact mounting of the measuring instrument directly to the process flange. The use of...
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The novel valves Pvt. Ltd. is the manufacturer of Double Block and Bleed Ball Valve in India. It's used in chemical, water, petroleum and other industries. Top. sales@novelvalves.com +91-22...
Double block and bleed (ball/needle/ball or needle/needle/needle) IPT series medium-pressure block and bleed valves allow operators to isolate the flow of fluids in a system to prevent it...
Double Block and Bleed Valve is a side-entry ball valve, with either a bolted or welded body, designed for use in upstream, midstream and downstream oil and gas applications. It requires...
Usually, there are two types of double block and bleed ball valves, according to the experience of customer request. Type 1- A Ball Valve With Two Balls And A Bleed Valves. The double block and bleed...
Double block and bleed valves is the practice of shutting in a section of pipe on both sides of the valve rather than just one. It means you close the ball valves to block both the upstream and...
Double Block and Bleed Valve is a side-entry ball valve, with either a bolted or welded body, designed for use in upstream, midstream and downstream oil and gas applications. It requires...
















