about the v840roof corrugated steel sheet specification as following ,
orgin | china |
thickness | 0.26-0.65mm |
the type | 820,840,900,850 |
the coating type | PE,SMP,PVDF |
tolerance of thickness | +/- 0.02MM |
tolerance of width | +/-3MM |
.Surface TreatmenT | chromated,oiled |
Bend | 2-3T |
Packing | Seaworthy, in Container, or in Bulk |