SUP-7 Spring steel flat  bar

1.Grade : 60Si2Mn
2.Standard :JIS G4801:2005
3.Size : Thickness 6-20 , Width : 40-150 , length : 5.8-8m

This prodcuts is suitable for the flat spring which bears high load o railway vehicle ,automobiles and tractor or spiral spring whose diameter is not more than 30mm ,such is the leaf spring bearing the stress and vibration under the ddcar and railway carriage ,cylinder relief valve soring , check valve spring and the heatproof spring in the non-corrosive medias under the working temperature of 250"C .Besides , it can also be used asl other machinery elements of friction and wear .