34CrMo4 / 34CrMoS4 Steel

Steel name: 34CrMo4 / 34CrMoS4
Diagram No.: 807
DIN designation: 34CrMo4, 34CrMoS4
Chemical composition in weight %: 1.7220, 1.7226
34CrMo4: 0.30-0.37% C, <0.40% Si, 0.60-0.90% Mn, <0.035% P, <0.035% S, 0.90-1.20% Cr,
0.15-0.30% Mo
34CrMoS4: 0.30-0.37% C, <0.40% Si, 0.60-0.90% Mn, <0.035% P, 0.020-0.040% S, 0.90-1.20% Cr,
0.15-0.30% Mo
Steel group: Structural steels
Applications: No data
Comment: The legend: Harte in HRC - Hardness in HRC, Abstand von der abgeschrechten Stirnflache in mm - Distance from quenched end in mm.
Reference: Not shown in this demo version.

Heat Treatment
Hardening: 830870oC/oil, water

Hardenability Diagram

Click the image to enlarge the diagram.

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