Name. Light Rails Size. 5kg/m,8kg/m,11kg/m,15kg/m,18kg/m,24kg/m Material, Q235 ,55Q Standard, GB ... , such as:Name. Light RailsSize. 5kg/m,8kg/m,11kg/m,15kg/m,18kg/m,24kg/mMaterial, Q235 ,55QStandard, GBLength. 6m ... details as followed; RAIL SIZE(KG/M)Specification (mm)Section area F(mm2)Theoretical weight ... (KG/M)ABCDLightRails55044224.56.415.0386554257.010.768.421180 ...