Sheet metal blank thickness 390 mm 1.7225 - 42CrMo4 - 15 142

Material 1.7225 / 42CrMo4

Designation: 42CrMo4, DIN EN 10083-3
Material Number: 1.7225
Steel Type: Quenched and tempered steel, alloyed structural steel (chromium-molybdenum)

Chemical Composition (in % according to EN 10083-3)

• C: 0.38 – 0.45

• Si: 0.10 – 0.40

• Mn: 0.60 – 0.90

• P: <= 0.025

• S: <= 0.035

• Cr: 0.90 – 1.20

• Mo: 0.15 – 0.30

Mechanical Properties (quenched and tempered, depending on cross-section)

• Tensile strength: 900 – 1100 MPa

• Yield strength (Rp0.2): >= 650 MPa

• Hardness (HB): approx. 248 – 302 HB

• Elongation at break: >= 12 %

Characteristics

• High strength, even in larger cross-sections

• Good toughness and wear resistance

• Suitable for quenching and tempering, good hardenability in oil or water

• Dimensional stability and good resistance to heat

Applications

• Highly stressed machine components

• Shafts, axles, crankshafts

• Gears, bolts, connecting rods

• Automotive and mechanical engineering parts