Our company focuses on providing concealed gate valve, long pattern gate valve, electric actuated knife gate valve to customers all over the world, and after years of hard work the company has become a leading supplier in the industry. We strive to increase productivity and improve the quality of pneumatic knife gate valve while maintaining production standards. We adhere to the standard management, exquisite construction technology as the basis, we serve customers as the center and provide customers with a full range of intimate services. We will further enhance our capabilities in all aspects and provide richer, more professional and more complete services for various industries. Our company has extensive experience in dealing with all types of goods, from small shipments to large-scale projects. In the process of development, we have won the trust and support of our customers and gained a high social reputation. We keep up with the development of the times, innovate the service mode, improve the brand image, and provide personalized services for customers. We adhere to the strategy of going global, and strive to integrate into the global development pattern, and aspire to become an international enterprise.
  • GB Gate Valve
    ① Main material: carbon steel, stainless steel, alloy steel
    ② Nominal diameter: DN15 to DN1000
    ③ Pressure range: 1.0MPa~16.0MPa
    ④...
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  • API Pressure Seal Gate Valve
    ① Main material: carbon steel, stainless steel, alloy steel
    ② Nominal diameter: NPS 2 "to NPS 24"
    ③ Pressure range: CL900~CL2500
    ④...
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  • Cryogenic Gate Valve
    ① Main material: low-temperature carbon steel, stainless steel
    ② Nominal diameter: DN15 to DN1000
    ③ Pressure range: 1.0MPa~10.0MPa
    ④ Operating...
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  • Jacket Gate Valve
    ① Main material: carbon steel, stainless steel, alloy steel
    ② Nominal diameter: DN15 to DN800
    ③ Pressure range: 1.0 MPa to 10.0 MPa
    ④...
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  • Flat Gate Valve
    Main Dimensions Data PN4.0MPa PN5.0MPa(Class300) Main connection dimension PN4.0MPa PN5.0MPa(Class300) PN6.4MPa
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  • API Titanium Gate Valve
    Friends who do foreign trade or work on projects with European and American standards know that the biggest worries when choosing a gate valve are "non-compliance with standards and inability to...
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  • Non-rising Stem Cast Steel Gate Valve
    In pipeline systems, some spaces are narrow—ordinary valves take up space and are hard to maintain when installed. Our non-rising stem gate valve from Zhengmao Valve is specifically designed to...
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  • Large Bore Electric Gate Valve
    Friends in engineering or production management all know that when it comes to controlling large-flow, high-pressure media in pipelines, you need to choose a valve that’s "tough and precise". Our...
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  • Vacuum Gate Valve
    Anyone in industrial production knows that if a valve fails, the entire production line has to stop. This vacuum gate valve made by our Zhengmao Valve is designed to "have fewer problems and do...
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  • Chain-Actuated Knife Gate Valve
    Bosses in sewage treatment, building material powder and other industries all know that valves are most afraid of clogging and jamming—once they break down, the entire production line has to stop....
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  • API Butt-Weld-End Gate Valve
    Master workers who work on-site all know that pipe connections are most afraid of leakage. Just looking at the connection method of this welded gate valve from Zhengmao Valve, you can feel at...
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  • Rising Stem Resilient Seated Gate Valve
    The open elastic seat gate valve has the advantages of elastic seat gate valve, and can display the valve opening more intuitively, and open and close quickly and reliably, so it is...
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Donald Ramirez star star star star star
This is a reliable company, and their products are of good quality and run very stably, so I hope to have the opportunity to cooperate again.
Virginia Obannon star star star star star
This cooperation confirmed the supplier's complete production management and sales service system. Their delivery speed is very fast and their experience is very good.
Renee Holmes star star star star star
The biggest advantage of this company is that the quality of its products is very good. The product is simple and compact in shape, unique in appearance, complete in functions and superior in
Alejandro Williams star star star star star
I just received it the other day and it has no flaws.
Donald Wilson star star star star star
The price is reasonable, the service is in place, and the delivery is timely.
Lia Kellum star star star star star
For many years, your company has been insisting on innovation, and we have found great products from you. We hope it will be the same in the future.
Pneumatic Knife Gate Valve with High Quality …...

TECHNICAL SPECIFICATIONS OF PNEUMATIC KNIFE GATE VALVE : 1) Design Standard : MSS SP-81 2) F to F : As per MSS SP -81 3) Testing Standard : MSS SP -81 4) Size Range : 50 mm to 600 mm 5) Pressure...

Pneumatic Knife Gate Valve Manufacturer in USA and Canada...

Pneumatic operated A knife gate valve is used to control and regulate the medium’s flow with an actuator that functions with compressed air. Pressure can be maintained via these valves. The...

Pneumatic Knife Gate Valve - NTGD Knife Gate Valve...

It can be controlled manually or pneumatically. The knife gate valve has a strong shear force, so it is very suitable for papermaking, sewage treatment, mining, sugar, chemical fiber and other...

Pneumatic Knife Gate Valve...

This series of knife gate valve is a kind of economic and effective high performance product, which can be equipped with pneumatic actuator to meet different industrial and mining requirements....

Pneumatic Knife Gate Valve - KOSEN VALVE...

The KOSEN Pneumatic Knife Gate Valves is made into two forms (dark rod DN50 to 900mm, bright rod DN50 - 900mm) according to the different caliber. The full circular DC channel is...

Pneumatic Knife Gate Valve...

Pneumatic knife gate valve is operated by a pneumatic actuator, which can solve the problems while manual operation cannot do, its design is more humanized and intelligent. It is widely...

Strengthening the brand building is an important means to enhance the competitiveness of our Welded Globe Valve, quick connect check valve, one way ball valve . We're known as one of the most professional pneumatic knife gate valve manufacturers and suppliers in China. With over 30 years' experience, we warmly welcome you to wholesale high quality pneumatic knife gate valve made in China here from our factory. Contact us for more details.
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