Steel Railstandard:GB,JIS,ASTM,DIN,AISI,BSMaterial: Q235,ASTM A36,SS400,E235B,50MN,55Q,U71MNSize:38kg/m-75kg/mMill: WUHAN IRON AND Steel(GROUP) CORP.Usage:Railway Rail.Material: Q235,ASTM A36,SS400,E235B,50MN,55Q,U71MNLength: 6 meter. (we also can supply you other size of Steel rail as your...