name:45CrNiMoV steel barmaterial:45CrNiMoV/SNCM447diameter:30mm/45mmlength:3-8.0m

(1)  Chemical composition:

C 0.42~0.49

Si 0.17~0.37

Mn 0.50~0.80

S ≤0.035

P ≤0.035

Cr 0.80~1.10

Ni 1.30~1.80

V 0.10~0.20

Mo 0.20~0.30

(2) mechanical propertity

tensile strength σb (MPa): 1553

yield strength  σ0.2 (MPa): 1374

elongation rate  δ5 (%): 14

painting or not painting as your requirement.

other round steel bar;

material: 45#, 42CrmO, 20CrMo,30CrMo, 40Cr,Cr12Mnv, 20CrMnTi,60Si2Mn

45CrNiMoV steel bar