... Galvalume steel coils Grade: SGCC/DX51D Zncoating: Z80-Z275 0.18mm to 2.0mm width:900mm - 1250mm1. Item: Galvanized and Alu-zinc Steel ... Coils2. Steel grade: SGCC, DX51D, SPCC.3. Standard: GB, BS, JIS,4. Material: Q195, Q215, Q235, SS4005. Specification: Zinc ...