Home,Zhejiang Lianggao Valve Co., Ltd.

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Our company produces 3 types of Medium&large size valves: knife-type gate valves, metallurgical valves, gate& globe valves.

precise-machining: 5 CNC-vertical maching center, 1 column machining center, 6 CNC lathes
R&D oriented：12 self-owned patents

Knife-type Gate Valve Series

Metallurgical Valve Series

Gate Valve Series

Globe Valve & Check Valve Series

Customization

Who are we?

Our company produces 3 types of Medium&large size valves: knife-type gate valves, metallurgical valves, gate& globe valves.

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2002

Time of establishment

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60+

Enterprise Employees

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7000

Plant area

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30+

Exporting countries

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Our company has a total of 63 employees, including 4 valve engineers with intermediate professional titles .

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EVENTS & NEWS

THE LATEST BLOGS

Dedicated to high-quality knife gate valves and metallurgical valves.

2024-08-13

Differentiation of gate valves in different applications

Gate valve is a common type of valve, mainly used to control the opening and closing of fluids. Gate valves have many different classifications and distinctions depending on the design, structure and application. Here are some of the main ways to distinguish:

Bidirectional Seal Knife Gate Valves

The main feature of the two-way sealed knife gate valve series is that it can provide sealing in both directions, which is suitable for occasions where the fluid flow direction is not fixed.

Customer Cases

Our company's knife-type gate valves and non-standard metallurgical valves are widely used in infrastructure construction, mud, ore pulp, paper pulp, and smoke exhaust pipes.

Contact us via these

If you have any inquiry regarding cooperation, please feel free to contact us by email

We are professional

Product Categories

Double-piece Bidirectional Seal Knife Gate Valves

Lug Type Bidirectional Seal Knife Gate Valves

Knife Gate Valve With Cover

Rising Stem Quincuncial/Circular Knife Gate Valves

Four-bar Vent Butterfly Valve

Ore Pulp Valve

Flashboard Valve

Goggle Valve