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AISI 415 Stainless Steel vs. SAE-AISI 1022 Steel

Both AISI 415 stainless steel and SAE-AISI 1022 steel are iron alloys. They have 82% 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 415 stainless steel and the bottom bar is SAE-AISI 1022 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 260
150 to 160
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 17
17 to 26
Fatigue Strength, MPa 430
190 to 300
Poisson's Ratio 0.28
0.29
Reduction in Area, % 50
45 to 54
Shear Modulus, GPa 76
73
Shear Strength, MPa 550
310 to 340
Tensile Strength: Ultimate (UTS), MPa 900
480 to 550
Tensile Strength: Yield (Proof), MPa 700
260 to 450

Thermal Properties

Latent Heat of Fusion, J/g 270
250
Maximum Temperature: Mechanical, °C 780
400
Melting Completion (Liquidus), °C 1450
1460
Melting Onset (Solidus), °C 1400
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 24
52
Thermal Expansion, µm/m-K 10
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.7
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 3.1
8.0

Otherwise Unclassified Properties

Base Metal Price, % relative 11
1.8
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 2.5
1.4
Embodied Energy, MJ/kg 35
18
Embodied Water, L/kg 110
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
88 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 1250
190 to 530
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 32
17 to 19
Strength to Weight: Bending, points 26
17 to 19
Thermal Diffusivity, mm2/s 6.4
14
Thermal Shock Resistance, points 33
15 to 17

Alloy Composition

Carbon (C), % 0 to 0.050
0.18 to 0.23
Chromium (Cr), % 11.5 to 14
0
Iron (Fe), % 77.8 to 84
98.7 to 99.12
Manganese (Mn), % 0.5 to 1.0
0.7 to 1.0
Molybdenum (Mo), % 0.5 to 1.0
0
Nickel (Ni), % 3.5 to 5.5
0
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0 to 0.6
0
Sulfur (S), % 0 to 0.030
0 to 0.050