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SAE-AISI 4142 Steel vs. EN 1.4567 Stainless Steel

Both SAE-AISI 4142 steel and EN 1.4567 stainless steel are iron alloys. They have 70% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI 4142 steel and the bottom bar is EN 1.4567 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
190 to 240
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 20
22 to 51
Fatigue Strength, MPa 250
190 to 260
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
76
Shear Strength, MPa 370
390 to 490
Tensile Strength: Ultimate (UTS), MPa 590
550 to 780
Tensile Strength: Yield (Proof), MPa 370
200 to 390

Thermal Properties

Latent Heat of Fusion, J/g 250
290
Maximum Temperature: Mechanical, °C 420
930
Melting Completion (Liquidus), °C 1460
1410
Melting Onset (Solidus), °C 1420
1370
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 44
11
Thermal Expansion, µm/m-K 12
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 8.4
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 2.4
16
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.5
3.1
Embodied Energy, MJ/kg 20
43
Embodied Water, L/kg 51
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 100
150 to 220
Resilience: Unit (Modulus of Resilience), kJ/m3 360
100 to 400
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 21
19 to 27
Strength to Weight: Bending, points 20
19 to 24
Thermal Diffusivity, mm2/s 12
3.0
Thermal Shock Resistance, points 19
12 to 17

Alloy Composition

Carbon (C), % 0.4 to 0.45
0 to 0.040
Chromium (Cr), % 0.8 to 1.1
17 to 19
Copper (Cu), % 0
3.0 to 4.0
Iron (Fe), % 96.8 to 97.8
63.3 to 71.5
Manganese (Mn), % 0.75 to 1.0
0 to 2.0
Molybdenum (Mo), % 0.15 to 0.25
0
Nickel (Ni), % 0
8.5 to 10.5
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0 to 0.035
0 to 0.045
Silicon (Si), % 0.15 to 0.35
0 to 1.0
Sulfur (S), % 0 to 0.040
0 to 0.015