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SAE-AISI 1021 Steel vs. C95300 Bronze

SAE-AISI 1021 steel belongs to the iron alloys classification, while C95300 bronze belongs to the copper alloys. There are 29 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 SAE-AISI 1021 steel and the bottom bar is C95300 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 130 to 150
120 to 170
Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 17 to 27
14 to 25
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 73
42
Tensile Strength: Ultimate (UTS), MPa 480 to 530
520 to 610
Tensile Strength: Yield (Proof), MPa 260 to 450
190 to 310

Thermal Properties

Latent Heat of Fusion, J/g 250
230
Maximum Temperature: Mechanical, °C 400
220
Melting Completion (Liquidus), °C 1460
1050
Melting Onset (Solidus), °C 1420
1040
Specific Heat Capacity, J/kg-K 470
440
Thermal Conductivity, W/m-K 52
63
Thermal Expansion, µm/m-K 12
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.0
13
Electrical Conductivity: Equal Weight (Specific), % IACS 8.0
14

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
28
Density, g/cm3 7.9
8.3
Embodied Carbon, kg CO2/kg material 1.4
3.1
Embodied Energy, MJ/kg 18
52
Embodied Water, L/kg 46
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 84 to 110
73 to 100
Resilience: Unit (Modulus of Resilience), kJ/m3 180 to 530
170 to 420
Stiffness to Weight: Axial, points 13
7.5
Stiffness to Weight: Bending, points 24
19
Strength to Weight: Axial, points 17 to 19
17 to 21
Strength to Weight: Bending, points 17 to 18
17 to 19
Thermal Diffusivity, mm2/s 14
17
Thermal Shock Resistance, points 15 to 17
19 to 22

Alloy Composition

Aluminum (Al), % 0
9.0 to 11
Carbon (C), % 0.18 to 0.23
0
Copper (Cu), % 0
86.5 to 90.2
Iron (Fe), % 98.8 to 99.22
0.8 to 1.5
Manganese (Mn), % 0.6 to 0.9
0
Phosphorus (P), % 0 to 0.040
0
Sulfur (S), % 0 to 0.050
0
Residuals, % 0
0 to 1.0