Located in the heart of Naypyidaw, Naing Steel has built a strong reputation for reliability and precision as a trusted manufacturer and supplier. Our expertise shines in the production of Alloy Steel WP5 Pipe Fittings, components engineered for the most demanding industrial environments. We understand that the integrity of a piping system is paramount, which is why we dedicate ourselves to delivering fittings that offer exceptional strength and corrosion resistance, ensuring our clients can build with confidence and long-term security.
The strength of our WP5 fittings comes from their specific composition, primarily a blend of chromium and molybdenum. This alloy recipe gives the material its signature ability to maintain strength under intense heat and pressure. The resulting mechanical properties are impressive, including high tensile strength and excellent creep resistance, meaning the fittings perform reliably over long periods even in high-temperature service. This combination ensures they can handle significant stress without deforming or failing.
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.
These robust characteristics make Alloy Steel WP5 Pipe fittings indispensable in sectors where failure is not an option. You will find them critical in power generation plants, particularly in steam lines and boilers, and throughout oil refineries and petrochemical facilities where they manage corrosive and high-temperature processes. They are also essential in chemical manufacturing, connecting equipment that handles aggressive media. Essentially, wherever systems face a combination of heat, pressure, and corrosion, WP5 fittings provide a dependable and long-lasting solution.
Naing 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 Naypyidaw, Myanmar.
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