Lots of are used in Bird Nest, the National Grand Theatre and The Cubic Of Water during the Beijing 2008 Olympic Games in China Thickness:8-650mmWidth:1500-4500mmLength:3000-18800mmStatus:Hot rolling, controlled rolling, normalizing, tempering, normalizing + tempering, quenching and temperingStandard:GB,ASME,ASTM,JIS,DIN,NF,BS,EN,ISL tecGrade:A,B,C,D,Z15,Z25,Z35Crack detection standard:China( ...