Alloy Steel WP5 Pipe Fittings are primarily made up of chromium (4-6%) and molybdenum (0.45-0.65%), along with a few other elements like carbon, manganese, silicon, phosphorus, and sulfur, all within specific limits. This unique blend gives these fittings remarkable resistance to oxidation and impressive strength at high temperatures. On the mechanical side, they boast a tensile strength between 415 and 585 MPa, a minimum yield strength of 205 MPa, and an elongation of 20% or more. These characteristics make them incredibly durable, able to handle extreme pressure and thermal conditions, which is why they’re perfect for critical operations in various industrial settings.
You’ll find Alloy Steel WP5 Pipe Fittings widely used in high-temperature and high-pressure environments, especially in industries like power generation, petrochemicals, oil and gas, and chemical processing. Their resistance to corrosion, thermal fatigue, and oxidation makes them a go-to choice for heat exchangers, superheaters, boiler piping, and refinery equipment. These fittings guarantee secure, leak-proof connections in pipelines that transport steam, gases, and aggressive fluids. Plus, they’re appreciated for their weldability and structural integrity, which means less frequent maintenance and a longer operational lifespan for piping systems in demanding industrial environments.
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 WP5 | ≤0.15 | ≤0.6 | ≤0.5 | ≤0.04 | ≤0.03 | 4-6 | 0.44-0.65 |
| Grade | Tensile Strength (Mpa) | Yield Strength (Mpa) | Elongation % |
| A234 WP5 | 415 – 585 | ≥205 | ≥20 |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Luke Steel is a reputable manufacturer and supplier of Alloy Steel WP5 Pipe Fittings, based in Houston, USA. We focus on delivering high-quality fittings that meet the tough demands of high-pressure and high-temperature applications. Our products comply with international standards, ensuring outstanding performance and reliability in sectors like power plants, oil refineries, and chemical industries. With a dedication to precision manufacturing, corrosion resistance, and timely delivery, Luke Steel caters to a global clientele looking for durable and efficient piping solutions, all backed by professional service and technical expertise.
Luke 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 Houstan, USA.
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