| Name for c channel steel | <
DIN Rail Slotted Zinc Plated Steel |
| Q235 high-quality carton steel, thickness 2.5mm 2.0mm, 1.5mm | |
| material | Electric galvanizing process, the minimum zinc thickness 5µm |
| Hot-dip galvanizing process, the minimum thickness of 75µm zinc | |
| Epoxy spraying, coating the average minimum thickness of 80µm |