ERW tubes, or Electric Resistance Welded tubes, are a type of steel tubing produced through a high-frequency welding process. These tubes are widely used in various industries due to their strength, durability, and cost-effectiveness. The manufacturing process involves passing a steel strip through a series of rollers, where it is formed into a cylindrical shape, and then welded longitudinally using electric resistance. This welding process ensures that the tube has a strong, uniform seam, making it suitable for a wide range of applications. Key Features: Material Composition: ERW tubes are typically made from mild steel, stainless steel, or galvanized steel, offering various grades to meet different strength and corrosion resistance requirements. Manufacturing Process: The process of electric resistance welding uses heat generated by electrical resistance to bond the edges of the steel strip, creating a continuous tube. This process results in a smooth, clean weld seam that is often stronger than the base material itself. Variety of Sizes: ERW tubes are available in a wide range of diameters and wall thicknesses. They can be customized to meet the specific requirements of industries like automotive, construction, and oil & gas. Surface Finish: ERW tubes come with various surface finishes, such as mill finish, galvanized, or powder-coated, providing options for aesthetic appeal and enhanced corrosion resistance. Strength and Durability: The ERW process ensures uniformity in strength and structural integrity, making the tubes ideal for high-pressure applications. The welded seam is highly resistant to cracking and fatigue. Cost-Effectiveness: Compared to other types of welded or seamless tubes, ERW tubes are more affordable due to the efficient manufacturing process. Applications: Automotive Industry: Used in exhaust systems, chassis, and structural components. Construction: Employed in structural frameworks, scaffolding, and fencing. Oil & Gas: Ideal for pipelines, drill pipes, and other high-pressure applications. Furniture Manufacturing: Used in the production of furniture frames and other industrial products. Mechanical Engineering: Applied in various mechanical and hydraulic systems. Benefits: Precision and Consistency: The ERW process ensures that each tube is uniform in size and quality, minimizing defects. Flexibility: Customization options for length, diameter, and wall thickness to suit specific needs. Environmental Benefits: ERW tubes are recyclable, contributing to sustainability efforts in manufacturing. Conclusion: ERW tubes are a versatile and reliable choice for a variety of applications across different industries. Their high strength, cost-effectiveness, and customization options make them an excellent solution for projects requiring durable and high-quality steel tubing.
ERW Tubes Grade: SPCC Size (mm): 80x40x1.5 (8.5 meters long) Quantity available: 800 tons (can be exceeded) Price: $550 per ton
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