প্রাথমিক বিবরণ
শিপিং পদ্ধতি:快递
পণ্যের বিবরণ
Color-coated coils use hot-dip galvanized steel coils as the substrate, and the color-coated steel coils are first surface pretreated, then coated with one or more layers of liquid coatings by roller coating, and finally baked and cooled.