Naing Steel stands as a trusted manufacturer and supplier in Naypyidaw, providing essential components for the nation’s growing industrial landscape. We take pride in producing Alloy Steel WP9 Pipe Fittings, which are engineered to meet the rigorous demands of high-temperature service. Our commitment lies in delivering reliable, high-quality fittings that ensure the integrity and safety of critical piping systems, supporting the backbone of various key sectors throughout Myanmar with dependable local expertise and precision manufacturing.
These WP9 fittings are crafted from a chromium and molybdenum alloy, a specific composition that gives them a distinct advantage. This blend results in exceptional strength and durability, particularly under intense heat and pressure. They maintain their structural integrity and resist creep, a slow deformation that can occur over time in high-temperature environments, making them a fundamentally robust choice for demanding applications.
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.
The primary use for these fittings is within power generation plants and petroleum refineries, where systems operate under extreme thermal stress. They are essential for connecting piping that carries superheated steam, hot oils, and other high-temperature fluids. You will also find them in chemical processing and other industrial settings where reliable performance under sustained heat is non-negotiable, ensuring safe and efficient operations where failure is not an option.
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.
Copyright 2025 Naing Steel. All rights reserved
