Dx51d z galvanized steel coil and strips 1)Hot dipped ... -2.0mm GI Strip 3)Width:20-750mm Dx51d z galvanized steel coil and strips1) Hot dipped galvanized steel ... 7) Grade of galvanized steel coil: SGCC (DX51D+Z), SGCD (DX52D+Z),8) Surface finish of galvanized steel coil: Normal spangle ... base,13) Packing: Standard export,14) Applications: C-CHANNEL, Z-CHANNEL, Welded Pipe guard bar of expressway, etc.15) ...