Dang Steel, a reputable manufacturer and supplier based in Da Nang, Vietnam, specializes in top-notch Alloy Steel WP9 Pipe Fittings, crafted in strict accordance with ASTM/ASME standards. These fittings are engineered for exceptional strength, corrosion resistance, and high-temperature performance, making them perfect for applications in power generation, petrochemicals, and refineries. With cutting-edge production technology and rigorous quality control, Dang Steel guarantees precise dimensions, reliability, and a long lifespan. Their WP9 pipe fittings are popular in both domestic and international markets, providing sturdy solutions for critical piping systems that operate under extreme conditions.
Alloy Steel WP9 Pipe Fittings are constructed from P9 alloy steel, which includes about 1% chromium, 0.5% molybdenum, and carefully controlled amounts of carbon, along with manganese, silicon, phosphorus, and sulfur. This specific composition results in a tensile strength ranging from 415 to 585 MPa, a minimum yield strength of 205 MPa, and at least 30% elongation. The alloying elements boost high-temperature strength, creep resistance, and oxidation resistance, ensuring that the fittings maintain their mechanical integrity even under severe thermal and pressure conditions.
Specifications : ASTM A234 / ASME SA234
Dimensions : ASME/ANSI B16.9, ASME B16.28, MSS-SP-43
Size : 1/8” NB TO 48” NB. (Seamless & 100% X-Ray Welded, Fabricated)
Type : Seamless / Welded / Fabricated
Bending Radius : R=1D, 2D, 3D, 5D, 6D, 8D, 10D or Custom
Thickness : Sch 5s, Sch 10s, Sch 40s, Sch 80s, Sch 160s, Sch XXS
| Grade | C | Mn | Si | S | P | Cr | Mo |
| A234 WP9 | ≤0.15 | ≤0.6 | 1.00 | ≤0.03 | ≤0.03 | 8-10 | 0.90-1.10 |
| Grade | Tensile Strength (Mpa) | Yield Strength (Mpa) | Elongation % |
| A234 WP9 | 380 min | 585 min | ≥30 |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
These Alloy Steel WP9 Pipe Fittings are widely utilized in high-temperature piping systems, including boilers, superheaters, reheaters, and heat exchangers in power plants. They also find applications in the petrochemical and refinery sectors for transporting hot gases, steam, and corrosive fluids. Common fittings like elbows, tees, reducers, caps, and flanges are all designed to endure high pressure and thermal stress. With their durability, strength, and reliability, WP9 pipe fittings are the go-to choice for industrial piping systems that require longevity and high-temperature resistance.
Dang Steel is a leading manufacturer, supplier and exporter of high-quality Carbon Steel, Alloy Steel, Mild Steel and Galvanized Steel products. Our extensive product range includes Pipes, Tubes, Flanges, Pipe Fittings, Forged Fittings, Sheets and Plates, catering to various industries in Da Nang, Vietnam.
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