Application Segments


Melting Route

Airmelted + VAR

Product Description

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. (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.

Technical Specifications

Material Numbers

1.8523 39CrMoV13-9 E40CDV12


3969 BS S132

Chemical Composition

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

Chemical composition (average %)

Available product shapes

  • Long Products
  • Open Die Forgings
  • Semi-Finished Products / Billet

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