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Olwan Nickel Alloys, located in Amman, Jordan, stands out as a reliable manufacturer and supplier of top-notch Duplex Steel Check Valves. These valves are specifically designed for industries that require outstanding strength, corrosion resistance, and dependable flow control. With a reputation for advanced manufacturing techniques and rigorous quality standards, the company ensures that its valves perform exceptionally well in harsh conditions, including corrosive, high-pressure, and high-temperature environments. Each Duplex Steel Check Valve is meticulously crafted to guarantee durability, leak-free operation, and a long lifespan. Catering to sectors like oil and gas, chemical processing, desalination, marine, and power generation, Olwan Nickel Alloys delivers trustworthy valve solutions for essential industrial applications.
Duplex Steel Check Valves are made from duplex stainless steel, which consists of about 22% chromium, 5–6% nickel, 3% molybdenum, and a hint of nitrogen. This unique dual-phase structure provides remarkable resistance to pitting, crevice corrosion, and stress corrosion cracking. On the mechanical side, these valves boast high tensile and yield strength, excellent toughness, and impressive fatigue resistance. They remain stable even under varying pressures, high temperatures, and corrosive conditions. These combined features ensure that they deliver durable, reliable, and efficient performance in demanding flow control systems.
| 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 Olwan Nickel Alloys, we take pride in being the largest supplier, exporter, and manufacturer of Duplex Steel Check Valve in Amman, Jordan, providing cutting-edge solutions for all your piping needs. Our state-of-the-art production plants are strategically located in the Jordan, 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 industries that need robust and corrosion-resistant flow control components. In the oil and gas sector, they are commonly installed on offshore platforms, subsea pipelines, and high-pressure flow systems to prevent backflow. The chemical and petrochemical industries depend on these valves for managing corrosive fluids, acidic substances, and aggressive chemicals. Additionally, marine and desalination facilities utilize them in seawater processing, brine lines, and cooling systems. Power generation plants also incorporate these valves into their systems to ensure smooth and safe operations.
