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Special Design for Fire Main Gate Valve - Bellow Seal Gate Valve – Nortech

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Special Design for Fire Main 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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Special Design for Fire Main Gate Valve - Bellow Seal Gate Valve – Nortech detail pictures

Special Design for Fire Main Gate Valve - Bellow Seal Gate Valve – Nortech detail pictures

Special Design for Fire Main Gate Valve - Bellow Seal Gate Valve – Nortech detail pictures


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We thinks what customers think, the urgency of urgency to act during the interests of a purchaser position of theory, allowing for much better good quality, lower processing costs, prices are extra reasonable, won the new and old buyers the support and affirmation for Special Design for Fire Main Gate Valve - Bellow Seal Gate Valve – Nortech, The product will supply to all over the world, such as: Mumbai, Brisbane, Auckland, Our R&D department always designs with new fashion ideas so we could introduce up-to-date fashion styles every month. Our strict production management systems always ensure stable and high quality products. Our trade team provides timely and efficient services. If there are any interest and inquiry about our products, please contact us in time. We would like to establish a business relationship with your honored company.
  • Production management mechanism is completed, quality is guaranteed, high credibility and service let the cooperation is easy, perfect!
    5 Stars By Grace from Swiss - 2017.12.31 14:53
    We are really happy to find such a manufacturer that ensuring product quality at the same time the price is very cheap.
    5 Stars By Hazel from Argentina - 2017.11.12 12:31

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