Filiz Steel, based in Istanbul, Turkey, has made a name for itself as a top manufacturer and supplier of high-quality Alloy Steel WP91 Pipe Fittings, serving a wide range of industries. The company is dedicated to excellence, ensuring that each product meets international standards for durability, strength, and performance. These fittings are designed to perform exceptionally well in high-pressure and high-temperature settings, making them a go-to choice for critical applications. Filiz Steel prioritizes customer satisfaction, offers competitive pricing, and guarantees timely delivery, establishing itself as a reliable player in the global market for Alloy Steel WP91 Pipe Fittings.
The Alloy Steel WP91 Pipe Fittings are crafted from a chromium-molybdenum-vanadium alloy, which gives them remarkable strength, hardness, and resistance to corrosion. With about 9% chromium and 1% molybdenum in their chemical makeup, these fittings boast enhanced creep resistance and mechanical stability even at high temperatures. They are known for their high tensile strength, good impact toughness, and excellent weldability. With a yield strength of around 60 ksi and a tensile strength of 85 ksi, WP91 fittings promise dependable performance in challenging conditions. Their durability, thermal stability, and resistance to oxidation make them perfect for applications in power generation, petrochemical, and industrial piping systems.
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 WP91 | 0.08-0.12 | 0.3-0.6 | 0.2-0.5 | ≤0.02 | ≤0.015 | 8-9.5 | 0.85-1 |
| Grade | Tensile Strength (Mpa) | Yield Strength (Mpa) | Elongation % |
| A234 WP91 | ≥590 | ≥415 | ≥20 |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Alloy Steel WP91 Pipe Fittings are used extensively in heavy applications of high strength with resistance to high pressure and temperature. They are particularly ideal for use in power plants, including steam piping and superheater parts, where they undergo severe conditions. They also find applications in the petrochemical, chemical processing, and oil and gas industry for essential equipment like heat exchangers, boilers, and reactors. Their high resistance to oxidation, corrosion, and thermal fatigue makes them critical in use in nuclear power plants and refineries. Alloy Steel WP91 Pipe Fittings provide long-lasting performance, safety, and reliability in harsh environments.
Filiz 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 Istanbul, Turkey.
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