... bar,Dia:8-605mm;Length 1600-6000mm or fixed length as per your requirement. We have large quantity of goods in stock ... Steel, Round bars, UT passed.DIN 1.7225/AISI 4140 Steel1)dia 8-650mm,length 1.6-6m 2)Tech:Hot rolled ... or forged 3)Surface:Black or machined 1.Chemical Composition C:0.42, Si:0.30, Mn:0 ... .60, Cr:1.00, Mo:0.20, P≤0.025, S≤0.025 ...