Carbon Steel 42CrMo4

Carbon Steel 42CrMo4

42CrMo4 has high strength and wear resistance and is widely used in many industries. High strength and toughness components for tools, automotive parts, mechanical engineering, military components, such as gears, pinion, connecting rod, mechanical engineering parts. Static and dynamically stressed components for vehicles, engines and machines. For large section parts, crankshaft, gear

42CRMO4 forging：

42CrMo4 Forging temperature: 900-1100 °C, after forging in still air or sand as slow as possible cooling.

42CRMO4 Heat treatment

Normalizing: 850-880 °C, air-cooled

Soft annealing: 680-720 °C, cooling in the furnace

Stress relief: 450-650°C, air cooling

Hardening: 820-880 °C, oil or water quenching

Tempering: 540-680 °C, air-cooled

42crmo4 Chemical composition:

Carbon C: 0.38 ~ 0.45

Silicon Si: ≤0.40

Manganese Mn: 0.60 ~ 0.90

Sulfur S: Allowable residual content ≤0.035

P: Allowable residual content ≤0.035

Chromium Cr: 0.90 ~ 1.20

Molybdenum Mo: 0.15 ~ 0.30

Application fields

Product Description

Product Packaging

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