42CrMo4 Hardness Steel Hot Finished Seamless Tube EN1.7225 Alloy 1.7725 Steel
What's the 42CrMo4 Steel , EN1.7225 Alloy Steel specification,42CrMo4 Steel , EN1.7225 Alloy Steel chemistry, 42CrMo4 Steel , EN1.7225 Alloy Steel equivalent, 42CrMo4 Steel , EN1.7225 Alloy Steel Mechanical Properties? 42CrMo4 Steel , EN1.7225 Alloy Steel manufacturer in China.
42CrMo4 Steel , EN1.7225 Alloy Steel Similar designations , Any enquiry us email us : service@okpipes.com
| Variant | Cast | Weldability | C | Si | Mn | P | S | Cr | Ni | Mo | |
| 326C | IC | Cev0.9max | Min | 0.38 | 0.20 | 0.80 | --- | 0.005 | 0.90 | --- | 0.15 |
| PCm0.58Max | Max | 0.43 | 0.30 | 1.00 | 0.014 | 0.010 | 1.10 | 0.20 | 0.25 |
42CrMo4 Steel , EN1.7225 Alloy Steel Mechanical Properties
| Variant | Condition | Format | Dimension (mm) |
Yield strength min [MPa] |
Tensile strength [MPa] |
Elongation A [%] |
Reduction of area Z [% |
Hardness |
|
326C
|
+A | Round Bar | 25＜180 | --- | --- | ---- | *** | 200 HB typical |
| +QT | Round Bar | 25＜180 | 600 | 700-1050 | 17 | 65 | 230-330 HB |
42CrMo4 Steel , EN1.7225 Alloy Steel Heat treatment recommendations
| Treatment | Condition | Temperature cycle | Cooling/quenching |
| Hot forging | +U | 850-1050 ℃ | In air |
| Soft annealing | +A | 680-720°C | Slowly ( 15°C/h) until 600°C |
| Stress relieve annealing | +SRA | 450-650°C | In air |
| Quench & Tempering | +QT | 840-880°C | In oil or water. Temper in 540-680°C |
| Stress relieve annealing | +SRA | 150-180°C ( after Induction Hardening ) | In air |
42CrMo4 Steel , EN1.7225 Alloy Steel Hardenability Other properties (typical values
| Youngs module (GPa) | Poisson´s ratio (-) | Shear module (GPa) | Density (kg/m3) |
| 210 | 0.3 | 80 | 7800 |
|
Average CTE 20-300°C (μm/m°K) |
Specific heat capacity 50/100°C (J/kg°K) |
Thermal conductivity Ambient temperature (W/m°K) |
Electrical resistivityAmbient temperature (μΩm) |
| 12 | 460-480 | 40-45 | 0.2-025 |
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