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EN 1.4122 Stainless Steel vs. SAE-AISI 5160 Steel

Both EN 1.4122 stainless steel and SAE-AISI 5160 steel are iron alloys. They have 83% of their average alloy composition in common. There are 30 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 EN 1.4122 stainless steel and the bottom bar is SAE-AISI 5160 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 14
12 to 18
Fatigue Strength, MPa 260 to 360
180 to 650
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Shear Strength, MPa 480 to 520
390 to 700
Tensile Strength: Ultimate (UTS), MPa 790 to 850
660 to 1150
Tensile Strength: Yield (Proof), MPa 450 to 630
280 to 1010

Thermal Properties

Latent Heat of Fusion, J/g 280
250
Maximum Temperature: Mechanical, °C 870
420
Melting Completion (Liquidus), °C 1440
1450
Melting Onset (Solidus), °C 1400
1410
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
43
Thermal Expansion, µm/m-K 10
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
2.1
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 2.4
1.4
Embodied Energy, MJ/kg 33
19
Embodied Water, L/kg 120
50

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 93 to 110
73 to 160
Resilience: Unit (Modulus of Resilience), kJ/m3 520 to 1000
200 to 2700
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 28 to 31
23 to 41
Strength to Weight: Bending, points 25 to 26
22 to 31
Thermal Diffusivity, mm2/s 4.0
12
Thermal Shock Resistance, points 28 to 30
19 to 34

Alloy Composition

Carbon (C), % 0.33 to 0.45
0.56 to 0.61
Chromium (Cr), % 15.5 to 17.5
0.7 to 0.9
Iron (Fe), % 77.2 to 83.4
97.1 to 97.8
Manganese (Mn), % 0 to 1.5
0.75 to 1.0
Molybdenum (Mo), % 0.8 to 1.3
0
Nickel (Ni), % 0 to 1.0
0
Phosphorus (P), % 0 to 0.040
0 to 0.035
Silicon (Si), % 0 to 1.0
0.15 to 0.35
Sulfur (S), % 0 to 0.015
0 to 0.040

Comparable Variants