... Grade:U71Mn 45Mn Q235 55Q,etc 3.Type:QU70-QU120 & 9-75 kg/m Light Rail (GB 11264-1989) Typekg/mSection ... 01269.8569.8538.1019.8537.7012.307.5412.2010.0, 9.5, 9.0,8.5, 8.0, 7.5,7.0 ... .202293.6693.6650.8026.9950.0016.6710.7222.3010.0, 9.5, 9.0,8.5, 8.0,7.5, 7.030107 ... /mSection SizemmTheoretical Weightkg/m Lengthm HeightBottom WidthHead WidthWeb ThicknessQU70120120702852.809, 9.5, 10, 10.5, 11, 11.5, 12, 12. ...