Haihao Group Supplies A234 WPB SCH40 Elbows and Reducers to Malaysia
Haihao Group recently completed a shipment of A234 WPB SCH40 elbows and concentric reducers for a Malaysian customer, supporting their ongoing pipeline construction project. All fittings were produced in strict accordance with ASME B16.9, ensuring reliable performance in high-pressure and demanding industrial environments.

A234 WPB SCH40 long radius elbows and concentric reducers supplied by Haihao Group
High-Quality A234 WPB Long Radius Elbows
The order includes both 90-degree long radius elbows and 45-degree long radius elbows, manufactured for SCH40 pipeline systems. These elbows deliver smooth flow transitions and excellent weldability, making them ideal for oil, gas, and industrial piping networks.
Products supplied:
- 90° LR MS Elbows (A234 WPB, SCH40)
- Sizes: 300mm, 350mm, 500mm, 600mm
- 45° LR MS Elbows (A234 WPB, SCH40)
- Sizes: 500mm, 600mm
Each elbow is inspected for wall thickness accuracy, ovality, and weld-end dimensions to ensure seamless on-site installation.
A234 WPB SCH40 Concentric Reducers for Smooth Diameter Transitions
In addition to elbows, the shipment includes concentric reducers, also made from A234 WPB material. These reducers are designed for pressure piping and process systems requiring a strong, uniform, and corrosion-resistant transition component.
Products supplied:
- Concentric Reducer (A234 WPB, SCH40)
- 500 × 300 mm
- Concentric Reducer (A234 WPB, SCH40)
- 600 × 500 mm
The reducers meet the dimensional and mechanical property requirements of ASME B16.9, guaranteeing consistent performance and long service life.
Reliable Manufacturing and Global Delivery
With decades of experience in the production of carbon steel butt-weld fittings, Haihao Group continues to serve global customers with optimized supply solutions. Our manufacturing facilities operate with complete quality control—from raw material selection to final inspection—ensuring each product meets international standards.
This shipment once again reflects Haihao Group’s commitment to supplying high-quality A234 WPB SCH40 fittings for customers in Southeast Asia and around the world.

