Haihao Group, a trusted ASME B16.11 socket weld fittings supplier, has successfully delivered a batch of 2″ 9000# forged carbon steel socket weld couplings (SA/A105N) to a customer in Singapore. These high-pressure forged fittings are designed for critical piping systems where strength, le ...

Haihao Group has successfully completed the shipment of a new batch of forged pipe fittings, manufactured in accordance with ASME B16.11 and MSS SP 97 standards. This order includes a variety of high-performance fittings such as elbows, tees, sockolets, and weldolets, all produced with A105 carb ...

Haihao Group has successfully completed the delivery of a batch of ASME B16.49 pipe bends to a valued customer in Korea. Manufactured from ASTM A234 WPB material, these bends are engineered to meet demanding pipeline applications in energy, petrochemical, and industrial sectors. Product Details ...

Haihao Group is delighted to announce our participation in Oil & Gas Asia (OGA) 2025, one of the most influential events for the global energy and pipeline industries. The exhibition will take place at the Kuala Lumpur Convention Centre, Malaysia, from 2–4 September 2025. 📍 Exhibition Detail ...

Haihao Group has successfully completed the shipment of a comprehensive range of hot-dip galvanized pipe fittings for a valued customer in India. Each product is manufactured to exacting international standards, ensuring exceptional durability, corrosion resistance, and performance in demanding ...

As a veteran supplier in the piping systems industry for over 40 years, Haihao Group understands the unique challenges of different industrial sectors—especially in demanding environments like coal chemical processing. Valves in coal chemical plants must withstand complex media, high temperature ...

We’re pleased to announce the successful completion of an order for ASME B16.9 A234 WPB LR 90 degree elbows for a client in Malaysia. These 24-inch elbows with STD wall thickness feature black paint coating for corrosion resistance. They underwent rigorous quality checks, including dimensi ...

Precision steel pipe is a kind of high precision steel pipe material after cold drawing or hot rolling. Precision steel tube with high dimensional precision, inner and outer surface of the tube, no oxide film on the inner and outer surface of the tube after heat treatment, no crack in the steel ...