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AISI 410 Stainless Steel vs. SAE-AISI 1021 Steel

Both AISI 410 stainless steel and SAE-AISI 1021 steel are iron alloys. They have 87% 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 410 stainless steel and the bottom bar is SAE-AISI 1021 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190 to 240
130 to 150
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 16 to 22
17 to 27
Fatigue Strength, MPa 190 to 350
190 to 300
Poisson's Ratio 0.28
0.29
Reduction in Area, % 47 to 48
46 to 54
Shear Modulus, GPa 76
73
Shear Strength, MPa 330 to 470
310 to 320
Tensile Strength: Ultimate (UTS), MPa 520 to 770
480 to 530
Tensile Strength: Yield (Proof), MPa 290 to 580
260 to 450

Thermal Properties

Latent Heat of Fusion, J/g 270
250
Maximum Temperature: Mechanical, °C 710
400
Melting Completion (Liquidus), °C 1530
1460
Melting Onset (Solidus), °C 1480
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 30
52
Thermal Expansion, µm/m-K 11
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
8.0

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
1.8
Density, g/cm3 7.7
7.9
Embodied Carbon, kg CO2/kg material 1.9
1.4
Embodied Energy, MJ/kg 27
18
Embodied Water, L/kg 100
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 97 to 110
84 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 210 to 860
180 to 530
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 19 to 28
17 to 19
Strength to Weight: Bending, points 19 to 24
17 to 18
Thermal Diffusivity, mm2/s 8.1
14
Thermal Shock Resistance, points 18 to 26
15 to 17

Alloy Composition

Carbon (C), % 0.080 to 0.15
0.18 to 0.23
Chromium (Cr), % 11.5 to 13.5
0
Iron (Fe), % 83.5 to 88.4
98.8 to 99.22
Manganese (Mn), % 0 to 1.0
0.6 to 0.9
Nickel (Ni), % 0 to 0.75
0
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.030
0 to 0.050