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AISI 422 Stainless Steel vs. SAE-AISI 1015 Steel

Both AISI 422 stainless steel and SAE-AISI 1015 steel are iron alloys. They have 84% of their average alloy composition in common. There are 32 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 AISI 422 stainless steel and the bottom bar is SAE-AISI 1015 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 260 to 330
120
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 15 to 17
20 to 32
Fatigue Strength, MPa 410 to 500
170 to 250
Poisson's Ratio 0.28
0.29
Reduction in Area, % 34 to 40
46 to 56
Shear Modulus, GPa 76
73
Shear Strength, MPa 560 to 660
260 to 270
Tensile Strength: Ultimate (UTS), MPa 910 to 1080
390 to 440
Tensile Strength: Yield (Proof), MPa 670 to 870
210 to 370

Thermal Properties

Latent Heat of Fusion, J/g 270
250
Maximum Temperature: Mechanical, °C 650
400
Melting Completion (Liquidus), °C 1480
1470
Melting Onset (Solidus), °C 1470
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 24
52
Thermal Expansion, µm/m-K 10
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 4.7
6.9
Electrical Conductivity: Equal Weight (Specific), % IACS 5.3
7.9

Otherwise Unclassified Properties

Base Metal Price, % relative 11
1.8
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 3.1
1.4
Embodied Energy, MJ/kg 44
18
Embodied Water, L/kg 100
45

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 150
83 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 1140 to 1910
120 to 360
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 32 to 38
14 to 15
Strength to Weight: Bending, points 26 to 30
15 to 16
Thermal Diffusivity, mm2/s 6.4
14
Thermal Shock Resistance, points 33 to 39
12 to 14

Alloy Composition

Carbon (C), % 0.2 to 0.25
0.13 to 0.18
Chromium (Cr), % 11 to 12.5
0
Iron (Fe), % 81.9 to 85.8
99.13 to 99.57
Manganese (Mn), % 0.5 to 1.0
0.3 to 0.6
Molybdenum (Mo), % 0.9 to 1.3
0
Nickel (Ni), % 0.5 to 1.0
0
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0 to 0.5
0
Sulfur (S), % 0 to 0.025
0 to 0.050
Tungsten (W), % 0.9 to 1.3
0
Vanadium (V), % 0.2 to 0.3
0