... :Q235,55Q,50Q Specification:9kg/m,12kg/m,15kg/m,18kg/m,22kg/m,24kg/m,30kg/ ... GB11264-89, YB222-63, GB2585-20072Size:6kg, 9kg, 12kg, 15kg, 22kg, 30kg, 8kg, 18kg, 24kg, 38kg, 43kg, 50kg3Length ... :ISO, MTC, SGS6Delivery term:5-25 days LIGHT RAIL GB11264-89SIZEDIMENSION(mm)WEIGHT (kg/m)MATERIALLENGTH (m) ... N651531271550.4U71Mn10CR 731001351403273.3U71Mn10CR 10012015015539100.2U71Mn10 Railway Steel Rail Track