Bearing Steel Bar
Grade: GCr15,Gcr4, GCr15SiMn
Standard GB JIS ASTM AISI DIN BS
LF & VD forge,ISO & TUV approved
Bearing Steel Bar
Used to manufacturing bearing.
Bearing steel diameter18-60mm,material GCr15,Flat spring steel material 60Si2Mn,55CrMnA,50CrVA
Grade | Diameter(mm) | Standard | C | Si | Mn | P | S | Ni | Cu | Cr | O | Mo |
GCr15 | 18-60 | GB/T | 0.95-1.05 | 0.15-0.35 | 0.25-0.45 | ≤0.025 | ≤0.025 | ≤0.30 | ≤0.30 | 1.40-1.65 | 12*10-6 | ≤0.10 |
GCr4 | 18-60 | GB/T | 0.95-1.05 | 0.15-0.30 | 0.15-0.30 | ≤0.025 | ≤0.020 | ≤0.25 | ≤0.20 | 0.35-0.50 | 12*10-6 | ≤0.08 |
GCr15SiMn | 18-60 | GB/T | 0.95-1.05 | 0.45-0.75 | 0.95-1.25 | ≤0.025 | ≤0.025 | ≤0.30 | ≤0.25 | 1.40-1.65 | 12*10-6 | ≤0.10 |
