Specification : Dimensions 20*20-350*350mm etc Length:2000-12000mm or as required standard : ASTM AISI JIS GB DIN EN surface treatment : Black/Peeling/Polishing/Machined certification : ISO, SGS BV Mill Certificate Technique : Cold/Hot rolled, Cold-Drawn or Hot Forged edge : Mill Edge /Slit Edge Material : A53,A283,A106-A,A179,A214-C,A192,A226,A315,A106,A178 Q195,Q235,Q275,10#,15#20# 20GSTPG38,STS38,STB,30,STS42,STB42STB35 SS400ST33,ST37,ST35.8,ST42,ST45-8,ST52 standard export packing (inside:water proof paper,outside:steel covered with strips and pallets) 20ft GP:5898mm(Length)x2352mm(Width)x2393mm(High) 40ft GP:12032mm(Length)x2352mm(Width)x2393mm(High) 40ft HC:12032mm(Length)x2352mm(Width)x2698mm(High)