42CrMo4 Hardness Steel Hot Finished Seamless Tube EN1.7225 Alloy 1.7725 Steel

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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


AISI 4140, 42CD4(AFNOR), 708M40(B.S.), SS 2244, SS142244, SAE 4140H, ASTM A193 B7, 41Cr4,
42CrMoS4
42CrMo4 Steel , EN1.7225 Alloy Steel Chemical composition
VariantCastWeldabilityCSiMnPSCrNiMo
326CICCev0.9maxMin0.380.200.80---0.0050.90---0.15
PCm0.58MaxMax0.430.301.000.0140.0101.100.200.25

42CrMo4 Steel , EN1.7225 Alloy Steel Mechanical Properties


VariantConditionFormatDimension (mm)

Yield strength min

[MPa]

Tensile strength

[MPa]

Elongation A

[%]

Reduction of area

Z [%

Hardness

326C


+ARound Bar25<180----------***200 HB typical
+QTRound Bar25<180600700-10501765230-330 HB

42CrMo4 Steel , EN1.7225 Alloy Steel Heat treatment recommendations


TreatmentConditionTemperature cycleCooling/quenching
Hot forging+U850-1050 ℃In air
Soft annealing+A680-720°CSlowly ( 15°C/h) until 600°C
Stress relieve annealing+SRA450-650°CIn air
Quench & Tempering+QT840-880°CIn oil or water. Temper in 540-680°C
Stress relieve annealing+SRA150-180°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)
2100.3807800

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)

12460-48040-450.2-025
China 42CrMo4 Hardness Steel Hot Finished Seamless Tube EN1.7225 Alloy 1.7725 Steel supplier

42CrMo4 Hardness Steel Hot Finished Seamless Tube EN1.7225 Alloy 1.7725 Steel

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