Leading Steel Coil Manufacturer From China
PPGI coil, GI coil, GL coil is our main product, in addition we can also produce metal roofing, the MOQ is 25 tons.

What We Offer

Focus on metal coil industry

Who we are

Reliable Steel Coil Supplier

COSASTEEL was established in 2016, located in China, which is a steel coil manufacturer and supplier and factory. We manufacture galvanized steel sheets in coil, pre painted galvanized steel coil, galvalume steel coil, prepainted aluminum coil. Annual output of 800,000 tons of steel coils.

Featured Articles

Read Knowledge of steel in our blog

G300 Steel

G300 steel is a Metallic Coated structural steel in the AS 1397 standard, and the minimum yield strength is 300 MPa. G300 steel is used

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Hot Rolled Coil Price

The price of hot rolled coil is constantly changing every day, it is very important to know the price of hot rolled coil when purchasing

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Zincalume Steel

Silicon, aluminum, and zinc offer high corrosion resistance in Zincalume steel. Read our information below about the benefits of Zincalume steel to your building and

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Testimonials

What they say about us