Haihao Group has successfully completed the production of a significant order for a Russian client, showcasing our expertise in manufacturing high-quality piping components. The order included:
ASME B...

In the process of pipeline anti-corrosion construction for oil and gas pipelines, the surface treatment of straight seam steel pipes is one of the key factors determining the service life of the pipel...

At Haihao Group, we continue to support our global clients with high-quality pipeline components tailored to meet specific project needs. Recently, we successfully delivered a batch of ASME B16.5 ASTM...

Haihao Group has recently completed the shipment of high-quality seamless pipe fittings to a valued client in the UK. These products are manufactured in compliance with ASME B16.9 standards and use th...

The ASME B16.9 180° A234 WPB long radius (LR) elbow is a vital component in pipeline systems, designed to reverse the direction of flow while maintaining smooth transitions and reducing pressure loss....

Haihao Group is pleased to announce the successful delivery of ASME B16.9 ASTM A815 UNS S32750 seamless reducing tees to our Singapore customer. These tees, designed for demanding pipeline application...

Haihao Group is pleased to announce the successful completion and inspection of ASME B36.10M NACE MR0175/ISO 15156 ASTM A790 S32750 45-degree 3D seamless elbows for our esteemed Singapore customer. Th...

At Haihao Group, we are committed to delivering top-quality pipeline products that meet the specific needs and stringent requirements of our customers. Recently, we fulfilled an important order for ou...

ASTM A53 Gr.B is a widely used carbon steel material specification for pipes in various applications, such as water, gas, and steam conveyance, as well as structural and general-purpose uses. Known fo...

At Haihao Group, we are committed to providing high-quality piping solutions that meet the rigorous demands of our global clients. Recently, we completed the production of ASME B16.9 90° long radius e...

Recently, Haihao Group was entrusted by an Indonesian client to manufacture and supply a batch of 16″ ASME B16.9 90° long radius (LR) elbows made from A420-WPL6 material. These high-quality pipe...

ASTM A182 Grade F347 is a stabilized stainless steel alloy that contains niobium to improve resistance to intergranular corrosion. This makes it suitable for applications exposed to high temperatures ...

ASTM A182 Grade F347 is a stabilized stainless steel alloy known for its excellent corrosion resistance and high strength at elevated temperatures. It is widely used in industries that require compone...

Haihao Group recently shipped a range of ASME B36.10 ASTM A106 Grade B pipes to our valued customer in Iraq. This order included pipes with diameters varying from 2 inches to 16 inches, and each pipe ...

For pipe fittings, especially in high-pressure systems used in the oil, gas, and petrochemical industries, the choice of material is critical. There are many materials to choose from when manufacturin...

Haihao Group is pleased to supply our Singapore client with ASME B36.10 seamless steel pipes in ASTM A333 Grade 6. These pipes meet stringent requirements for low-temperature applications and conform ...

Haihao Group has recently completed a shipment of ASME B36.10 straight seam steel pipes in Grade A53 GR.B for a valued client in Singapore. The order includes pipes of various sizes: 24″, 28R...

Haihao Group recently fulfilled an order for a Brazilian client, supplying high-quality ASME B16.9 seamless (SMLS) 45° long radius (LR) elbows made from A234 WPB carbon steel. These components are int...