Haihao Group Ships ASTM A403 WP316/316L Concentric Reducer to Singapore for Corrosion-Resistant Pipeline Project
Haihao Group has recently completed the production and shipment of a large-size ASTM A403 WP316/316L reducer for a customer in Singapore. Manufactured in accordance with ASME B16.9, the fitting is designed for demanding industrial piping systems requiring excellent corrosion resistance, dimensional precision, and dependable welding performance.
The reducer is produced from ASTM A403 Grade WP316/316L stainless steel and complies with NACE MR0175 (MR-01-75) requirements, making it suitable for corrosive environments commonly encountered in the oil & gas, petrochemical, and offshore industries.
Product Details
The shipment includes the following product:
| Product | Size | Wall Thickness | Standard | Material | Additional Requirement |
| Concentric Reducer (Butt Weld, Welded) | 26″ × 24″ | 0.938″ × 0.875″ (23.83 × 22.23 mm) | ASME B16.9 | ASTM A403 WP316/316L Class WX | NACE MR0175 |
The large-diameter ASTM A403 WP316/316L reducer provides a smooth transition between different pipe sizes while minimizing pressure loss and maintaining stable fluid flow throughout the pipeline system.
26 x 24 ASTM A403 WP316 316L concentric reducer manufactured by Haihao Group according to ASME B16.9 and NACE MR0175
Built for Corrosive Service Conditions
Projects operating in aggressive environments demand materials with excellent corrosion resistance and long-term reliability. The selected ASTM A403 WP316/316L reducer offers:
- Excellent resistance to chloride corrosion
- Outstanding weldability for field installation
- Reliable mechanical properties
- Stable performance in chemical processing systems
- Compliance with NACE MR0175for sour service applications
These features make the reducer suitable for offshore platforms, refineries, LNG terminals, desalination plants, and marine engineering projects.
Precision Manufacturing to ASME B16.9
Haihao Group manufactures every ASTM A403 WP316/316L reducer under strict production procedures to ensure consistent quality and dimensional accuracy.
The manufacturing process includes:
- Certified stainless steel raw material inspection
- Precision forming and welding
- Dimensional verification according to ASME B16.9
- Welding quality inspection
- Surface cleaning and finishing
- Final visual inspection before shipment
Every product is manufactured with full traceability, ensuring confidence throughout installation and long-term operation.
Quality That Supports International Pipeline Projects
As an experienced manufacturer of stainless steel piping components, Haihao Group understands the stringent quality requirements of international EPC contractors and industrial end users.
This shipment reflects our commitment to supplying products that meet recognized international standards while satisfying customer-specific technical requirements. The ASTM A403 WP316/316L reducer delivered to Singapore is another example of Haihao Group’s capability to manufacture large-diameter stainless steel fittings for demanding pipeline projects.
Haihao Group – Your Reliable Pipe Fitting Manufacturer
With more than 40 years of manufacturing experience, Haihao Group exports flanges, butt weld fittings, forged fittings, steel pipes, branch connections, and customized piping components to customers in more than 100 countries.
Our production facilities support international standards including:
- ASME
- ASTM
- MSS
- EN
- DIN
- JIS
- GOST
Whether your project requires stainless steel, carbon steel, alloy steel, duplex stainless steel, or nickel alloy products, Haihao Group delivers reliable manufacturing, strict quality control, and professional export services.
If you are sourcing high-quality ASTM A403 WP316/316L reducers or other ASME B16.9 stainless steel fittings, Haihao Group is ready to support your next pipeline project with dependable products and timely delivery.