Haihao Group proudly delivers high-quality piping components to global customers. Recently, we completed the production of a batch of 12 Inch SCH40 45 Degree Short Radius (SR) elbows, Butt Weld (BW), Seamless (SMLS), ASTM A234 Grade WPB, ASME B16.9 compliant elbows for one of our valued clients.

ASTM A234 WPB ASME B16.9 45 Degree SR Elbow
Product Description
The supplied elbows have the following specifications:
Size: 12 inches (DN300)
Wall Thickness: Schedule 40
Angle: 45 degrees
Type: Short Radius (SR)
Connection: Butt Weld (BW)
Manufacturing Method: Seamless (SMLS)
Material: ASTM A234 Grade WPB (Wrought Carbon Steel)
Standard: ASME B16.9
Key Features
High Strength Material:
Made from ASTM A234 WPB carbon steel, these elbows offer excellent strength, good weldability, and reliable performance under high-pressure and high-temperature conditions.
Precise Short Radius Design:
Designed with a short center-to-end distance, the 45-degree SR elbows are ideal for tight spaces where a compact piping layout is essential.

ASTM A234 WPB ASME B16.9 45 Degree SR Elbows
Seamless Manufacturing:
Produced through seamless forging and machining processes, ensuring uniform structure, superior mechanical properties, and enhanced resistance to leaks and failures.
Butt Weld End Connection:
Butt welding ensures strong, smooth, and long-lasting joints, minimizing turbulence and pressure losses in the piping system.
Standard Compliance:
Fully compliant with ASME B16.9, ensuring interchangeability, consistent dimensions, and compatibility with global piping systems.
Applications
These elbows are widely used in:
- Oil & Gas Pipelines
- Petrochemical Plants
- Power Generation Facilities
- Water Treatment Plants
- Construction and Shipbuilding Industries
Haihao Group is committed to being your trusted partner for piping solutions.
For more information about our carbon steel elbows, pipe fittings, or custom piping solutions, feel free to contact us! Email:sales@haihaogroup.com