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Black Steel Pipes

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[Product knowledge] Pre-Galv. Hollow Section

There are two section types of the pre-galvanized hollow pipes,the square hollow pipe and rectangular pipe. The size of the hollow pipe can reach 12x12-500mm, and the thickness of the pipe can reach 0.6-20mm. The material grade can reach Q195-Q235. The hollow pipes are bundle with steel strips. And

The Hebei Metal Trading CO., LTD.

Hebei Metal is expertised in all kinds of metal products. Our company manufacturers welded pipes,stainless steel products,steel door panels,currugated sheets,steel sheets,hot rolled steel sheets,sectional steel,seamless steel pipes,pipe fitting,steel flange, valve,flexible rubber joints and gasket.

[Product knowledge] What Is the Difference between Galvanized Pipes?

The galvanized pipes are widely used in oil transportation and construction,such as steel structure, buildings, guard rails, fences, metal furnitures and etc. Due to its zinc coated surface,the galvanized pipes are anti-corrosion. Here are 2 types of galvanizing: hot dip galvanizing and pre-galvanizing. Based on the enviroment of the product needs, you can choose your fittable product.

Black Steel Pipe

Black steel pipe is a very common kind of steel product, there is no coated zinc or paint on the surface, but a dark iron oxide during the manufacturing process on the surface, so it is known as black steel pipes.The black steel pipe has high strength and has no seam. Very suitable for liquefied ga

Pipe selection and wall thickness

Pipe selection and wall thickness

Calculating the Size/Weight of Structural Steel and Miscellaneous Metals

Calculating the Size/Weight of Structural Steel and Miscellaneous Metals

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