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SAE-AISI 1021 Steel vs. AWS E410

Both SAE-AISI 1021 steel and AWS E410 are iron alloys. They have 86% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI 1021 steel and the bottom bar is AWS E410.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 17 to 27
23
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
76
Tensile Strength: Ultimate (UTS), MPa 480 to 530
580
Tensile Strength: Yield (Proof), MPa 260 to 450
440

Thermal Properties

Latent Heat of Fusion, J/g 250
270
Melting Completion (Liquidus), °C 1460
1450
Melting Onset (Solidus), °C 1420
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 52
28
Thermal Expansion, µm/m-K 12
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.0
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 8.0
3.4

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
7.5
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 1.4
2.0
Embodied Energy, MJ/kg 18
28
Embodied Water, L/kg 46
100

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 84 to 110
120
Resilience: Unit (Modulus of Resilience), kJ/m3 180 to 530
500
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 17 to 19
21
Strength to Weight: Bending, points 17 to 18
20
Thermal Diffusivity, mm2/s 14
7.5
Thermal Shock Resistance, points 15 to 17
16

Alloy Composition

Carbon (C), % 0.18 to 0.23
0 to 0.12
Chromium (Cr), % 0
11 to 13.5
Copper (Cu), % 0
0 to 0.75
Iron (Fe), % 98.8 to 99.22
82.2 to 89
Manganese (Mn), % 0.6 to 0.9
0 to 1.0
Molybdenum (Mo), % 0
0 to 0.75
Nickel (Ni), % 0
0 to 0.7
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0
0 to 0.9
Sulfur (S), % 0 to 0.050
0 to 0.030