BÖHLER V358 in the British Standard Aerospace Series is a 3% Cr-Mo-V nitriding steel offering a tensile strength of 1,320-1,470 MPa, combined with excellent hardenability for high core strength and develops a hard wear resistant case after surface treatment. The alloy is produced by vacuum arc remelting. (VAR)
Typical applications are gear shafts and crankshafts with maximum diameter of 70mm for the aircraft industry and automtovie components.
| SEL | EN | Market grade |
|---|---|---|
| 1.8523 | 39CrMoV13-9 | E40CDV12 |
| EN ISO | BS |
|---|---|
| 3969 | BS S132 |
| C | Si | Mn | P | S | Cr | Mo | Ni | V | Sn | |
|---|---|---|---|---|---|---|---|---|---|---|
| 0.35 to 0.43 | 0.10 to 0.35 | 0.40 to 0.70 | max. 0.020 | max. 0.020 | 3.0 to 3.5 | 0.80 to 1.10 | max. 0.30 | 0.15 to 0.25 | max. 0.030 |
