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Welded steel pipe refers to the steel strip or steel plate bent or square after welding of the surface of the steel pipe with joints, the production process of welded steel pipe is simple, high production efficiency, the variety of steel pipe specifications.
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Hot rolled seamless pipe is a kind of steel pipe produced by hot rolling process. It does not have any welds, and the structure of this pipeline is more uniform, and the ability to withstand pressure and strength is higher. Hot-rolled seamless pipes are used in a variety of industries, including oil and gas, construction, mechanical engineering, etc.
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Mild steel black pipes refers to a pipe made of mild carbon steel, the carbon content is generally 0.05%-0.25%, and its surface forms a black oxide coating during the manufacturing process, providing it with a certain corrosion resistance. They are commonly used for water supply, plumbing, fire fighting, HVAC, etc. They can also be used in a variety of other industrial and engineering applications. These pipes are usually coated with metal, paint, etc., to prevent rust.