... 3.Length:2M-5.8M 4.Steel grade:Q390 Q420 forged Steel Sheet Suppling Froged steel round bar Diameter :10-460mm ... DH/EH/FH32,36,40) Q390qC,D Hot rolled high quality carbon steel plate1.Standard: ABS,BV,CCS,DNV,GL, KR ... testing: Grade1, 2,33.Main application: This kind of steel plate are mainly used for shipbuilding, bridge, machinery, boiler and presure ... EH/FH32,36,40) Q390qC,D,E-Z Q420 steel plate