Home > Duplex Steel > Duplex Needle Valve
Russ Nickel Alloys is a leading manufacturer and supplier of duplex needle valves in Manila, Philippines. Our duplex needle valves are engineered to provide exceptional strength, durability and excellent corrosion resistance, making them ideal for demanding industrial applications. These valves are designed for reliable operation in harsh environments, excelling in high-pressure systems and harsh chemical applications. It is widely used in the chemical industry, offshore oil and gas industry, and power plants. We adhere to strict quality standards to ensure that each valve meets stringent industry requirements for performance and longevity. Choose Russ Nickel Alloys for premium duplex needle valves that offer precise control and strong durability to suit your specific needs.
Russ Nickel Alloys, located in Manila, Philippines, stands out as a dependable manufacturer and supplier of top-notch welding consumables. They specialize in products like the AWS Class ERNiCrCoMo-1 MIG and TIG Filler Welding Wire and Rod. With a strong focus on quality, precision, and durability, this company serves a diverse array of industries that need exceptional welding solutions for high-temperature and corrosion-resistant applications. Russ Nickel Alloys takes pride in delivering expertly crafted filler materials that adhere to international standards, making them a go-to partner for welding professionals in fields such as aerospace, power generation, chemical processing, and marine engineering throughout the Philippines and beyond.
| VALVES SIZE | 6 MM TO 50 MM and 1/8″ TO 2″ |
| STANDARD | ASME B 16.10, BS1414/API 600, ASME B 16.5, BS EN 12266-1/API 598, ASME B 16.34, ASTM A890 4A, ASME B 16.25 |
| CONNECTION | TUBE END, THREADED, SOCKET WELD, BUTT WELD, FLANGED, WELD NIPPLE, SAE |
| THREAD | METRIC, BSPP, NPT, JIC, BSPT, UNF |
| FUNCTION | 2 , 5 , 4 , 3 WAY, |
| MATERIAL OF SEAL RING | PVDF, DELRIN, GRAPHITE, PTFE, PEEK, |
| PRESSURE RATING | 15000 , 3000, 1500 , 10000, 6000 , 20000 PSI |
| TEMPERATURE OF MEDIA | (-120* C – 500*C ) AS LIKE PRESSURE RANGE |
| STANDARD | DIN , ISO , API , ANSI , AWWA , ASME , MSS |
| MEDIA | AIR, CHEMICAL, GAS, WATER, STEAM, HOT WATER , HYDRAULIC OIL, COLD WATER, SEA WATER |
| TYPE OF BODY | BAR STOCK |
| EQUIVALENT BRANDS | OLIVER VALVES, PARKER, SWAGELOK, HAMLET, DK-LOK, HOKE |
| PACKING DETAILS | WOODEN PALLET, BOX PACKING |
| ELEMENT | DUPLEX 31803 | DUPLEX 2205 |
|---|---|---|
| NI | 4.50 – 6.50 | 4.50 – 6.50 |
| C | 0.030 max | 0.030 max |
| N | 0.14 – 0.20 | 0.08 – 0.20 |
| P | 0.030 max | 0.030 max |
| MN | 2.00 max | 2.00 max |
| CR | 22.0 – 23.0 | 21.0 – 23.0 |
| S | 0.020 max | 0.20 max |
| MO | 3.0 – 3.5 | 2.50 – 3.50 |
| SI | 1.00 max | 1.00 max |
| FE | 63.72 min | 63.54 min |
| Grade | % Elongation | YS (MPa) | Hardness(BHN) | UTS (MPa) |
| 31803 | 25 min. | 450 min. | 293 max. | 620 min. |
| 2205 | 25 min. | 450 min. | 293 max. | 655 min. |
The AWS Class ERNiCrCoMo-1 MIG and TIG Filler Welding Wire and Rod are primarily made of nickel (Ni), with notable amounts of chromium (Cr) at 20–23%, cobalt (Co) at 10–15%, and molybdenum (Mo) at 8–10%. This thoughtfully designed composition provides remarkable mechanical strength, with typical tensile strength hitting 760 MPa (110 ksi) and an elongation of about 30%. The alloy is specifically engineered for outstanding high-temperature stability, corrosion resistance, and weldability, making it perfect for challenging environments. Its performance characteristics ensure structural integrity even under extreme thermal conditions, offering a long service life in critical industrial applications.
Contact us to get a quick quote for your requirement.
These AWS Class ERNiCrCoMo-1 MIG and TIG Filler Welding Wire and Rod are commonly used for welding nickel-based alloys like Alloy 617 and other high-temperature materials. They play a crucial role in industries that demand excellent resistance to oxidation, carburization, and corrosion, particularly at temperatures above 1000°C. Typical applications include gas turbines, heat exchangers, furnace components, reformer tubes, and pressure vessels in power plants, petrochemical facilities, and aerospace settings. Their exceptional metallurgical properties and reliability under intense stress make them a favored choice for both fabrication and repair.
