Haihao Group Supplies ASME B16.9 Pipe Fittings to Korea
Haihao Group has successfully completed a shipment of ASME B16.9 pipe fittings to a valued customer in Korea. The order included a wide range of products such as elbows, tees, reducers, and caps, manufactured in strict accordance with international standards to ensure high performance in demanding pipeline systems.

ASME B16.9 pipe fittings ready for shipment to Korea
Key Products Supplied
The shipment covered multiple types and sizes of seamless butt-weld fittings, including:
- 90° and 45° Elbows – A234 WPB and A420 WPL6, seamless, SCH40/SCH80, designed for smooth fluid flow with minimal pressure loss.
- Equal and Reducer Tees – Ensuring reliable branch connections in oil, gas, and industrial pipelines.
- Eccentric and Concentric Reducers – Providing seamless transitions between different pipe diameters while maintaining flow efficiency.
- Pipe Caps – A234 WPB, SCH STD, for secure closure of pipelines.
All fittings were delivered with black painting or sandblasted finish, meeting the customer’s technical and protective requirements.
Material Standards and Quality Assurance
- ASTM A234 WPB – Widely used in high-temperature and high-pressure service for carbon steel pipelines.
- ASTM A420 WPL6 – Designed for low-temperature applications, ensuring toughness and durability in cryogenic conditions.
- ASME B16.9 – Guarantees dimensional consistency and global compatibility.
Before delivery, every fitting underwent:
- Dimensional inspection to verify tolerance.
- Magnetic particle testing for surface integrity.
- Material certification according to EN 10204 3.1.
Applications Across Industries
These butt-weld pipe fittings are essential components in:
- Oil & gas transmission lines
- Petrochemical plants
- Power generation facilities
- Offshore and onshore pipeline projects
Their seamless design and strict quality compliance make them ideal for high-pressure, high-temperature, and low-temperature environments.
Commitment to Global Clients
Haihao Group has over 40 years of experience as a professional manufacturer of pipe fittings and flanges. With advanced production lines and strict quality management, we continue to support international projects with reliable and certified products.
This shipment to Korea reflects our dedication to providing customized, high-performance pipe fittings that meet the specific needs of global customers.