All plates will be rolled from cc slabs with the maximum thickness of 300mm,and the maximum weight for single plate is 21.65t.. Q235-Q275.10-5520Mn-50MnSS400SM400(A.B)S10C-S55CSt37-2, St37-3A36,A283(A.B.C.D)1010-105040(A.B.C.D.EE)S235 (JR,J0,J2G3,J2G4)1C22, 1C25, 1C30, 1C351C40, 1C45, 1C50, 1C55Fe360(A.B.C.D) hot rolled steel plate