Our company has a certain share in the global market thanks to our excellent FM Approved Valve, Cast Iron Gate Valve, double flanged gate valve high-quality employees, unique corporate culture and innovative teamwork spirit. With cutting-edge technology and a strict quality control system in this area, we can guarantee the excellence and outstanding quality of our Os Y Gate Valve. Our products and services are designed to meet the unique needs of each customer. Our company has been adhering to the concept of talent is the foundation of the enterprise and the development concept of building a good enterprise. We continue to open up and innovate, and strive to build our brand into a well-known brand with international competitiveness. Based on the concept of 'Customer First', our company is committed to making unremitting efforts to promote the common development. Our company is committed to creating a culture of innovation and creativity, ensuring that we provide unique solutions to meet the needs of our clients. Our business activities are supported by honesty, everything starts from customers, everything is for the sake of customers, and everything makes customers satisfied. We will keep pace with the times and go beyond to develop and expand our business and serve more customers.
  • Os Y Gate Valve
    The Nonfir OS&Y Gate Valve, with its reliable exposed-stem design and FM/UL certifications, ensures safe and verifiable flow control for critical applications.In fire protection and industrial piping
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  • Fire Flange OS&Y Gate Valve - Professional Fire Protectio...
    This fire flange outside screw & yoke (OS&Y) gate valve is a professional control component for fire protection systems. With flange connection and rising stem design, it ensures tight sealing,
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  • Flanged OS&Y Gate Valve For Fire Protection Systems
    The FM/UL certified flanged OS&Y gate valve is designed for reliable shut-off control in fire protection systems. It features a robust body construction and rising stem (OS&Y) design, providing clear
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  • Fire Protection Gate Valves
    Nonfir fire protection gate valves are FM/UL certified, high-strength valves designed for fast, reliable water control in fire safety systems.Nonfir fire protection gate valves are FM/UL certified,
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  • FM Approved Valve
    Nonfir FM approved valves deliver reliable, FM/UL certified performance for fire protection and industrial systems, ensuring safe and compliant operation in critical applications.Nonfir valves are
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  • Fire Fighting Gate Valve
    Nonfir fire fighting gate valves are FM/UL certified, high-flow valves designed for reliable, leak-free water control in emergency firefighting and municipal fire systems.Nonfir valves are specially
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  • Cast Iron Gate Valve
    Nonfir cast iron gate valves provide FM/UL certified reliability, delivering durable, corrosion-resistant performance for firefighting and industrial water control systems.Nonfir valves combine
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  • Gate Valve for Fire Protection System
    Nonfir gate valve for fire protection system ensures FM/UL-certified, leak-free control with fast system response and stable pressure performance for integrated fire protection networks.The Nonfir
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  • Gate Valve Stem
    Nonfir grooved gate valve features a precision-engineered stem that ensures smooth operation, corrosion resistance, and FM/UL certified reliability for long-lasting performance.The Nonfir grooved
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  • Industrial Gate Valve
    Nonfir industrial gate valve delivers FM/UL-certified durability, high-pressure resistance, and reliable operation for demanding industrial water and chemical systems.The Nonfir industrial gate valve
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  • Water Main Gate Valve
    Nonfir valve combines FM/UL certified quality with robust construction, ensuring reliable high-flow control and long-term operational safety for critical pipeline systems.Nonfir water main gate valve
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  • Gate Valve Sizes
    Nonfir offers a full range of FM/UL certified valves, from DN50 to DN300, designed for reliable flow control and seamless integration across fire protection, industrial, and municipal pipeline
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Evelyn Procopio star star star star star
This supplier arranges the delivery too quickly, thank you!
Richard Diaz star star star star star
I thought the products I bought would be delayed due to the weather, but I didn't expect that with the efforts of the seller, I still received the products within the delivery date, thank you very
Sean Hardy star star star star star
I received the goods. It's very good. I especially like the color. It is very smooth to use.
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I really like this product! The appearance is really beautiful. It is also very practical. My friends are asking me where I bought it. I will continue to buy at this store next time.
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Nowadays, with the development of the Internet, many companies always advertise their products extensively, but I found it was completely different from what the advertisement said when I got it.
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I just want to say that the quality of this batch of goods is really good!
OS&Y, Check, and Butterfly Valves | Reliable Sprinkler...

Reliable Model L399 OS&Y Gate Valves Bulletin 443 View file Available Sizes 2″ (50 mm), 2-1/2″ (65 mm), 3″ (80 mm), 4″ (100 mm), 6″ (150 mm), 8″ (200 mm), 10″ (250 mm), 12″ (300 mm) Reliable RBV...

Gate Valves On NIBCO...

Outside screw and yoke (OS&Y) gate valves are recommended when positive shutoff and a quick visual indicator of open/closed position is required. This valve features a pre-grooved stem for...

OS&Y Valve 2"- 3" Flanged Ends - Mueller Co....

Features: UL 262 Listed and FM 1120/1130 Approved and certified to ANSI/NSF 61 & 372. Epoxy Coated interior and exterior surfaces. Outside Screw & Yoke (O.S.&Y.) Rubber encapsulated iron wedge....

OS&Y Fire Main Gate Valves | Fire Protection Gate Valves...

OS&Y gate valves are installed at the main water service lines that supply water for fire protection. When new water main is being installed for fire protection it is important to use the correct...

FireLock™ Series 771H OS&Y Gate Valve - Victaulic...

FireLock™ Series 771H OS&Y Gate Valve. Available as Groove × Groove or Groove × Flange*. Used when positive shut-off is required in a fire line and a quick visual indicator of open/closed position is...

OS&Y Valve - All You Need to Know | Harris Water Main...

Apr 09, 2013 · An OS&Y valve (outside screw & yoke) functions by opening and closing via a gate, which lowers both in and out of the valve. When the handle...

We advocate the core values of innovation, performance, harmony, and responsibility, with the vision of becoming an excellent global supplier of Flanged Gate Valves, dry sprinkler systems have . As one of the leading os y gate valve manufacturers and suppliers in China, we offer a wide range of products with superior quality. Please feel free to buy high quality os y gate valve made in China here from our factory. For price consultation, contact us.
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