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SAE-AISI 1021 Steel vs. C22000 Bronze

SAE-AISI 1021 steel belongs to the iron alloys classification, while C22000 bronze belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI 1021 steel and the bottom bar is C22000 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 17 to 27
1.9 to 45
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 73
42
Shear Strength, MPa 310 to 320
200 to 300
Tensile Strength: Ultimate (UTS), MPa 480 to 530
260 to 520
Tensile Strength: Yield (Proof), MPa 260 to 450
69 to 500

Thermal Properties

Latent Heat of Fusion, J/g 250
200
Maximum Temperature: Mechanical, °C 400
180
Melting Completion (Liquidus), °C 1460
1040
Melting Onset (Solidus), °C 1420
1020
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 52
190
Thermal Expansion, µm/m-K 12
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.0
44
Electrical Conductivity: Equal Weight (Specific), % IACS 8.0
45

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
29
Density, g/cm3 7.9
8.7
Embodied Carbon, kg CO2/kg material 1.4
2.6
Embodied Energy, MJ/kg 18
42
Embodied Water, L/kg 46
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 84 to 110
3.7 to 230
Resilience: Unit (Modulus of Resilience), kJ/m3 180 to 530
21 to 1110
Stiffness to Weight: Axial, points 13
7.2
Stiffness to Weight: Bending, points 24
18
Strength to Weight: Axial, points 17 to 19
8.1 to 17
Strength to Weight: Bending, points 17 to 18
10 to 17
Thermal Diffusivity, mm2/s 14
56
Thermal Shock Resistance, points 15 to 17
8.8 to 18

Alloy Composition

Carbon (C), % 0.18 to 0.23
0
Copper (Cu), % 0
89 to 91
Iron (Fe), % 98.8 to 99.22
0 to 0.050
Lead (Pb), % 0
0 to 0.050
Manganese (Mn), % 0.6 to 0.9
0
Phosphorus (P), % 0 to 0.040
0
Sulfur (S), % 0 to 0.050
0
Zinc (Zn), % 0
8.7 to 11
Residuals, % 0
0 to 0.2