Main Products


COSASTEEL was established in 2006, located in China, which is steel coil manufacturer and supplier and factory. We manufacture galvanized steel sheet in coil, pre painted galvanized steel coil, galvalume steel coil, prepainted aluminum coil. An annual output of 800,000 tons of steel coils.


What Is Galvanized Steel?

Definition of Galvanized Steel Galvanized steel has undergone chemical processing to prevent corrosion. This steel is coated with a layer of zinc because it is

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JIS G 3302

JIS G3302 Standard JIS G 3302 is a Japanese material standard for hot-dip galvanized steels. This standard applies to steel plates and steel strips (hereinafter

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SECC steel

What is SECC? SECC is a stamping material, which is coated with a zinc layer on the surface of the cold-rolled sheet. Rust and corrosion-resistant.

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PPGI Production Process

PPGI sheet is the ultimate product for deep processing of sheet metal by steel companies in the world today. It has the characteristics of lightweight,

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SGCC Definition Galvanized sheet refers to a steel sheet coated with a layer of zinc on the surface. Galvanizing is an economical and effective anti-corrosion

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