... .14-2.0mm zinc coating:80g,120g regular, No spangle galvalume steel sheet SGH4401, Quality : SGCC,DX51D,CS-A,B,C,S250GD,SS33,SS37 ... : 60-200g/m2 regarding to custormers' request5, Inside diameter of coil : 508mm or 610mm6, Surface condition : large , regular or zero spangle7 ... any other to be agreed8, Product Grade: DX51D, DX52D,DX53D galvalume steel sheet SGH440