-8KG Light rail -Steel is pure, the refining. -Length. 6m, 8m. GB11264-89 light rail modeloverall size (mm) weight (kg/m) material length (m)top width A(mm)height B(mm)bottom widthC(mm)middle thickness D(mm)GB6KG25.450.850.84.765.98Q235B6-12GB9KG32.163.563.55.98.94Q235B6-12GB12KG38.169.8569.857.5412.2Q235B/55Q6-12GB15KG42.8679.3779.378.3315.2Q235B/55Q6-12GB22KG50.393.6693.6610.7222.3Q235B/55Q6- ...