Name. Heavy Rails Size. 33kg/m,38kg/m,43kg/m,50kg/m Material, Q235 ,55Q Standard, GB Length. 6m,8m Our company ... product details as followed;RAIL SIZE(KG/M)Specification (mm)Section area F(mm2)Theoretical weight (KG/M)ABCDHeavyRails331201106012.542.533.28638134114681349.538.73431401147014 ...