GB galvanized steel coils 1)material:SGCC,Q195,Q215,SPHC,ect 2)thickness:0.3-2.5mm 3)wt:20mm-500mm 4)good quality&price GB galvanized steel coils ABOUT OUR PRODUCT: ABOUT US:development of china's iron and steel industry. EXPORT MARCKENTING:ASIA,NORTH AMERICAN,EUROPE,MIDDLE EAST,AFRICA,ETC CONTACT:I am EVA,any questions please don't desitate to ask me.