2 c 2 0 mo 22 10316 fe 17 mn 0 2 c 0 1 v 20 10117 fe 17 mn 0 2 c 0 4 v 26 10818 fe 17 mn 0 2 c 0 8 v 25 10619 fe 17 mn 0 2 c 0 1 w 22 10720 fe 17 mn 0 2 c 0 3 w 27 11221 fe 17 mn 0 2 c 0 6 w 24 11022 fe 17 mn 0 2 c 2 5 ti 17 94 comparative23 fe 17 mn 0 2 c 3 5 ti 14 87 steel24 fe 17 mn 0 2 c 2 5 mo 18 9325 fe 17 mn 0 2 c 3 5 mo 13 8326 fe 17 mn 0 2 c 1 2 v 18 9627 fe 17 mn 0 2 c 2 5 v 12 8528 fe 17 mn 0 2 c 0 9 w 19 10129 fe 17 mn 0 2 c 1 5 w 16 9430 fe 17 mn 0 2 c 11 9731 fe 17 mn 25 65 conventional32 carbon steel ss41 5 45 steel__________________________________________________________________________ referring to table 1 and fig1 to 4 no 1 to no 21 vibration damping alloy steels of the present invention reveal superior vibration damping capacities and superior tensile strengths to no 22 to 29 comparative steels which have tensile strength improving elements but out of the predetermined ranges and to no 30 comparative steel which has no tensile strength improving element in comparison with no 31 steel which is the conventional fe mn binary vibration damping alloy steel no 1 to no 21 vibration damping.