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PriceList for Hard Seal Gate Valve Cast Iron - Bellow Seal Gate Valve – Nortech

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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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PriceList for Hard Seal Gate Valve Cast Iron - Bellow Seal Gate Valve – Nortech detail pictures

PriceList for Hard Seal Gate Valve Cast Iron - Bellow Seal Gate Valve – Nortech detail pictures

PriceList for Hard Seal Gate Valve Cast Iron - Bellow Seal Gate Valve – Nortech detail pictures


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Our primary purpose is to give our shoppers a serious and responsible company relationship, giving personalized attention to all of them for PriceList for Hard Seal Gate Valve Cast Iron - Bellow Seal Gate Valve – Nortech, The product will supply to all over the world, such as: Juventus, Bangkok, Cape Town, We provide OEM services and replacement parts to meet the varying needs of our customers. We give competitive price for quality solutions and we are going to make certain your shipment is handled quickly by our logistics department. We sincerely hope to have the opportunity to meet with you and see how we can help you further your own business.
  • Product quality is good, quality assurance system is complete, every link can inquire and solve the problem timely!
    5 Stars By Christopher Mabey from Algeria - 2018.11.06 10:04
    Although we are a small company, we are also respected. Reliable quality, sincere service and good credit, we are honored to be able to work with you!
    5 Stars By Mike from Yemen - 2017.03.08 14:45

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