Solve your pipeline backflow challenges — engineered for corporate purchasing managers, technical directors, and operations managers seeking reliable, high-performance non return valves in English-speaking markets.
According to industry reports, 37% of downtime in pipeline operations is attributable to valve malfunctions — a significant operational risk that your procurement decisions must address.
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Our approach directly tackles your cost, quality, and delivery concerns, proven by 20+ years of global client success.
Discover detailed product specs and applications →
| Parameter | Details |
|---|---|
| Valve Type | Spring Loaded, Swing, Wafer, Dual Plate |
| Materials | Stainless Steel 304/316, Carbon Steel, Alloy Steel, Brass, PVC |
| Pressure Rating | Up to 420 bar (6000 psi) |
| Temperature Range | -40°C to +450°C (-40°F to +842°F) |
| Connection Types | Flanged (ANSI, DIN), Threaded (NPT, BSP), Welded |
| Standards & Certifications | ASME, CE, ISO 9001, API 598, RoHS, FDA, CCC |
| Flow Capacity (Cv) | From 0.5 to 500 (customizable) |
| Customization | OEM/ODM design including special seals, materials, and sizes |
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Our valves are engineered to meet stringent industrial gas and clean energy requirements, supporting safe & efficient backflow prevention.
See how these specs apply across industries →
For example, a North American natural gas operator reported a 25% reduction in unscheduled downtime after switching to our valves.
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Standard valves ship within 2-3 weeks. Customized designs typically require 4-6 weeks depending on complexity and order volume. Expedited options available on request.
Yes, our engineering team works closely with clients to develop bespoke valve solutions aligning with specific requirements — material, size, pressure rating, and certifications.
We cooperate with multiple freight partners to provide cost-effective air, sea, and express shipping with real-time tracking, ensuring timely delivery to the USA and other English-speaking markets.

We provide a 12-month warranty, technical consultation, on-site training options, and a responsive customer service team to assist with installation and troubleshooting.
Pricing depends on order quantity, material specifications, and customization. Volume discounts apply for bulk procurement with transparent quotation provided within 24 hours.
Limited stock available for next-quarter delivery. Place your order before June 30, 2026 to enjoy complimentary sample testing and a 30-day money-back guarantee.
Or contact us on WhatsApp: +86 181 3205 9236
Email: gasequipment@enricgroup.com
John M., Supply Chain Manager (Houston, TX): "The valve durability and exact specifications helped our plant reduce leak incidents by 40%. Reliable partner for complex supply needs."
Linda S., Technical Director (Toronto, Canada): "Their OEM customization shortened our product development cycle significantly. Fast delivery and excellent communication."
Michael T., Operations Manager (London, UK): "Cost-effective valves with impeccable quality — ideal for our industrial gas systems. The 12-month warranty gave us confidence."
-Hengkai Natural Gas Liquefaction Project
-Changming Phase II Natural Gas Liquefaction Project
-Hwange Natural Gas Liquefaction Project
-Tianhao Coalbed Methane Liquefaction Project
-Tianyun Coalbed Methane Liquefaction Project
-Shuntai Coalbed Methane Liquefaction Project
-60.000 cubic meters/day
-60.000 cubic meters/day
-60.000 m3/day*2 sets
-200.000 cubic meters/day
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