Color Roof Sheet
High quality astm dx52d z140 z275 0.45mm ral color ppgi galvanized steel metal gi corrugated roofing sheet plates meter price zinc gi corrugated roof sheet Color coated coil is hot galvanized plate, hot galvanized aluminum zinc plate, galvanized plate and other substrates, the surface pretreatment (chemical degreasing and chemical conversion treatment), on the surface coated…