Galvanized coil
What is the galvanized roll? What are the materials of the galvanized roll?
There are many materials and classifications of hot-dip galvanized coil, including ordinary plate and deep drawing plate, patterned plate and non patterned plate (environmental protection and non environmental protection), the height of zinc layer, and the commonly used steel grades are SGCC, dc51d+z (also 52d.53d...), dx51d+z (also 52d.53d...), st02z (03.04...), etc