Phanuphong Steel and Plates stands out as a top manufacturer and supplier based in Bangkok, Thailand, focusing on delivering high-quality steel products and fittings for a variety of industrial uses. One of their standout products, the Alloy Steel WP1 Pipe Fittings, is highly regarded for its strength, durability, and adherence to international standards. These fittings are engineered to perform reliably even under high pressure and elevated temperatures, making them vital for critical sectors like oil, gas, petrochemicals, and power generation. Phanuphong Steel is committed to providing top-notch material quality, prompt delivery, and cost-effective solutions, positioning itself as a trusted ally for industrial and infrastructure projects both in Thailand and around the world.
The Alloy Steel WP1 Pipe Fittings are primarily made from chromium and molybdenum, with carefully controlled amounts of carbon, manganese, phosphorus, sulfur, and silicon. This specific blend gives them remarkable high-temperature strength, resistance to corrosion, and long-lasting durability. On a mechanical level, they showcase impressive tensile and yield strength, along with superior hardness and toughness, enabling them to endure high pressure and thermal stress. Additionally, these fittings boast excellent weldability, ensuring secure and dependable connections in critical piping systems. Their robust mechanical properties make Alloy Steel WP1 Pipe Fittings perfect for demanding industrial settings that require reliability and a long service life.
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 WP1 | 0.28 max | 0.30- 0.90 | 0.10- 0.50 | 0.045 max | 0.045 max | – | 0.044-0.65 max |
| Grade | Tensile Strength , MPa | Yield Strength, MPa | Elongation, % | Hardness, HB |
| A234 WP1 | 220 min | 415 min | 20 min | 121-174 |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
These fittings find extensive use in power plants, refineries, petrochemical industries, and chemical processing facilities where high-pressure and high-temperature performance is essential. They’re commonly utilized in boilers, superheaters, heat exchangers, and steam pipelines, as well as in turbine systems and various industrial machinery. Thanks to their outstanding mechanical strength, corrosion resistance, and durability, Alloy Steel WP1 Pipe Fittings are ideal for structural, fabrication, and piping applications. With their reliable performance and extended service life, they have become the go-to choice for many industries.
Phanuphong 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 Bangkok, Thailand.
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