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Wai Nickel Alloys stands out as a top-notch manufacturer and supplier located in Naypyidaw, Myanmar, focusing on high-quality Duplex Steel Check Valves tailored for marine, industrial, and offshore uses. These valves are expertly designed to prevent backflow and ensure smooth fluid control in tough environments. Renowned for their exceptional corrosion resistance, impressive strength, and long-lasting performance, the Duplex Steel Check Valves from Wai Nickel Alloys are crafted using cutting-edge technology and top-tier materials. They’re perfect for applications in oil and gas processing, desalination plants, chemical industries, and power generation systems where durability and reliability are key.
Constructed from Duplex Stainless Steel, these check valves boast a well-balanced microstructure of austenite and ferrite, delivering outstanding strength and resistance to corrosion. The alloy is enriched with chromium, nickel, molybdenum, and nitrogen, which together provide remarkable protection against pitting, crevice corrosion, and stress corrosion cracking, even in challenging chloride-rich or high-pressure settings. These valves are designed to exhibit high tensile and yield strength, excellent fatigue resistance, and thermal stability. Their sturdy design guarantees smooth operation, leak-free performance, and reliable functionality, even under extreme temperature and pressure conditions.
| Pressure rating | 150#,300#,600#,800#,1500# |
| Standards | API 600/BS1414,ASME B 16.25, ASME B 16.10, ASME B 16.5, API 598/BS EN 12266-1,ASME B 16.34 |
| End Connection | Flanged End,Screwed [NPT],Screwed Taper,Socket Weld, Screwed Parallel |
| Size | 1/8” to 16” |
| Grade | C | Mn | S | Cr | Si | P | Mo | Ni | Fe | N |
| Duplex Steel Check Valve | 0.030 max | 2.00 max | 0.020 max | 22.0–23.0 | 1.00 max | 0.030 max | 3.0–3.5 | 4.50–6.50 | 63.72 min | 0.14–0.20 |
| Grade | Density (g/cm 3) | Melting Point (°F) | Density (lb/in 3) | Melting Point (°C) |
| Duplex Steel Check Valve | 7.805 | 2588 – 2669 | 0.285 | 1420 – 1465 |
At Wai Nickel Alloys, we take pride in being the largest supplier, exporter, and manufacturer of Duplex Steel Check Valve in Naypyidaw, Myanmar, providing cutting-edge solutions for all your piping needs. Our state-of-the-art production plants are strategically located in the Myanmar, allowing us to maintain a vast inventory of over 16,000 tons of premium-quality materials readily available in stock. We are dedicated to delivering superior products and services, ensuring reliability and excellence for our global clientele.
Contact us to get a quick quote for your requirement.
Duplex Steel Check Valves find extensive use in chemical processing, marine engineering, desalination units, offshore platforms, and power generation facilities. They are engineered to allow flow in one direction while automatically blocking reverse flow, ensuring both safety and efficiency in systems. With their excellent resistance to corrosion, erosion, and oxidation, these valves are ideal for managing seawater, chemical solutions, and other corrosive fluids. Thanks to their blend of strength, corrosion resistance, and reliability, Duplex Steel Check Valves are the go-to choice for industries in search of durable and efficient non-return valve solutions.
