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Factory For Distributor Gate Valve - Bellow Seal Gate Valve – Nortech

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We have advanced equipment. Our products are exported to the USA, the UK and so on, enjoying a good reputation among customers for Duplex Basket Strainer , Electric butterfly valve double eccentric , High temperature globe valve , With the eternal goal of "continuous quality improvement, customer satisfaction", we are sure that our product quality is stable and reliable and our products are best-selling at home and abroad.
Factory For Distributor Gate Valve - Bellow Seal Gate Valve – Nortech Detail:

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What is Bellow Seal Gate Valve?

Bellow Seal Gate Valve is operated as an obstruction between fluids and the air. At the same time, the valve can prevent fluids leaking to the air and guarantee zero leakage of pipelines.

The bottom of bellows is welded to the valve stem of the bellow seal globe valve to avoid process fluids eroding the valve stem.

Bellow Seal Gate Valve Technical Specifications

NORTECH advantages of Bellow Seal Gate Valve

What is the Static Balancing Valve used for?

1.Metal bellowsseal the moving stem and increase durability of packed stem seal valves

2.Bellow provide a barrier between the stem at its point of entry through the pressure boundary and the process fluid within the valve, to eliminate stem leakage

3.An anti-rotation device is provided in the bonnet to ensure bellow does not get twisted during assembly and disassembly or by vibration

4.Bellow-sealed valves are usually leak tested using a mass spectrometer to detect leakage rates below 1x10E-06 std.cc/sec.

5.Bellow-sealed bonnets are backed up with a standard stem packing set and a leakage monitoring port between the bellows and the packing in order to prevent catastrophic release of hazardous fluid in the event of a bellows leak.

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What is the Bellow Seal Gate Valve used for

This kind of  Bellow Seal Gate Valve is widely utilized in pipeline with liquid & other fluids.

HVAC/ATC

Chemical/Petrochemical

Food and Beverage Industry

Power and Utilities

Pulp and Paper Industry

Industrial environmental protection

bellow gate valve 02
Bellow Gate Valve 6”150lb


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Factory For Distributor Gate Valve - Bellow Seal Gate Valve – Nortech detail pictures

Factory For Distributor Gate Valve - Bellow Seal Gate Valve – Nortech detail pictures

Factory For Distributor Gate Valve - Bellow Seal Gate Valve – Nortech detail pictures


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The shopper satisfaction is our primary focus on. We uphold a consistent level of professionalism, quality, credibility and repair for Factory For Distributor Gate Valve - Bellow Seal Gate Valve – Nortech, The product will supply to all over the world, such as: Egypt, Armenia, Nigeria, All our products are exported to clients in the UK, Germany, France, Spain, the USA, Canada, Iran, Iraq, the Middle East and Africa. Our products are well welcomed by our customers for the high quality, competitive prices and the most favorable styles. We hope to establish business relationship with all customers and bring more beautifu colors for the life.
  • This company has the idea of "better quality, lower processing costs, prices are more reasonable", so they have competitive product quality and price, that's the main reason we chose to cooperate.
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