... : 800~2000mm every year, we provide 20-30 new lines. Technical Parameters of Galvanizing Line (GI):² Capacity 400,000t/aMax.² Thickness 0.25 ... ~180g/m2 (both sides), Differential rate: 1:3 (Max.)² Standards of products:GB/T2518-2004, JIS G3302-1998, EN10326-2004, ASTM ...