Precise Dimensional Tolerances & Tight Control on Zinc Coating Mass. Paint thickness without cutting corners. For some suppliers, the actual product does not match the specification.
What We Offer
Focus on metal coil industry
Free Sample Testing
The composition of the steel coils sold by some suppliers does not match, and the specifications of the pre-painted steel cannot be judged by the naked eye. COSASTEEL provides free sample testing
Who we are
Reliable Steel Coil Supplier
COSASTEEL is a PPGI coil , galvanized coil, aluzinc coil manufacturer in China. We cooperate with PPG, Beckers, valspar, Nippon and other well-known paint brands to ensure the service life of pre-painted steel. We have the ability to produce Z275 galvanized and AZ150 galvalume. We have 7 steel coil production lines, which have improved the product production capacity.