31CrMoV9 Steel

Steel name: 31CrMoV9
Diagram No.: 478
DIN designation: 31CrMoV9
Mat.No. (Wr.Nr.) designation: 1.8519
Chemical composition in weight %: 0.27-0.34% C, <0.40% Si, 0.40-0.70% Mn, <0.035% P, <0.035% S, 2.30-2.70% Cr, 0.15-0.25% Mo, 0.10-0.2-% V
Steel group: Nitriding steel
Applications: No data
Reference: Not shown in this demo version.

Heat Treatment
Hardening: 860 900oC/oil, polymer, water
Tempering: See the diagram
Note: Diagram: Sample size: dia 60 mm

Diagram Tempering Temperature - Mechanical Properties

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