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

4x4 tube steel

,

4130 alloy steel tube

,

t91 alloy steel tubes
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42CrMo4 Hardness Steel Hot Finished Seamless Tube EN1.7225 Alloy 1.7725 Steel

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

BEST PIPELINE EQUIPMENT CO.,LTD

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jiangsu, suzhou
Since 2010
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Main Products :
Alloy Steel Seamless Pipes, Boiler Steel Pipe, Heat Resistant Stainless Steel Pipe
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