Hebei Huayang Steel Pipe Co., Ltd is one of the leading manufacturers and suppliers of hollow large diameter erw steel pipe in China. Please feel free to buy cheap hollow large diameter erw steel pipe from our factory. All customized products are with high quality and low price.
Advantages of Large-Diameter Pipes
Hollow large-diameter ERW steel pipe is a common and important material in industrial engineering and infrastructure construction. Huayang produces large-diameter ERW steel pipe in diameters ranging from DN400 to DN1200, with wall thicknesses ranging from 8mm to 25mm. The uniform cross-section of the pipe body provides high strength and relatively low weight, making it particularly suitable for projects requiring high-flow conveying or wide-span support. Its hollow structural design not only saves material but also exhibits excellent mechanical properties.




Reliable Manufacturing Process
Huayang utilizes high-frequency electric resistance welding (ERW) technology to ensure that the weld strength is consistent with that of the parent material. Advanced forming and sizing equipment is used during the production process to ensure pipe concentricity and dimensional accuracy. Furthermore, all large-diameter pipes undergo ultrasonic testing and hydrostatic testing to ensure safety and stability in high-intensity operating environments. These stringent process controls provide customers with a high-quality product guarantee.
Wide Applications
This large-diameter hollow steel pipe is widely used in municipal engineering, water supply and drainage networks, natural gas and oil transportation, port and terminal support, and large-scale steel structure projects. For example, Huayang's large-diameter ERW steel pipes are an ideal choice for construction companies in pile foundations for bridges and high-rise buildings due to their excellent compressive strength and weldability. They also demonstrate excellent durability and cost-effectiveness in fluid transport pipelines.
Huayang's Service and Capabilities
As a leading steel pipe manufacturer in China, Huayang boasts advanced large-diameter ERW production lines and an annual production capacity of 2.6 million tons, ensuring timely delivery of large-volume orders. We also offer customers further processing services such as surface treatment, flange welding, and pile foundation prefabrication, facilitating immediate installation. With consistent quality and comprehensive after-sales support, Huayang's large-diameter ERW steel pipes have been used in numerous key domestic and international projects and have earned unanimous praise from customers.
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