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SAE-AISI 1090 Steel vs. C95820 Bronze

SAE-AISI 1090 steel belongs to the iron alloys classification, while C95820 bronze belongs to the copper alloys. There are 28 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI 1090 steel and the bottom bar is C95820 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
120
Elongation at Break, % 11
15
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 72
44
Tensile Strength: Ultimate (UTS), MPa 790 to 950
730
Tensile Strength: Yield (Proof), MPa 520 to 610
310

Thermal Properties

Latent Heat of Fusion, J/g 240
230
Maximum Temperature: Mechanical, °C 400
230
Melting Completion (Liquidus), °C 1450
1080
Melting Onset (Solidus), °C 1410
1020
Specific Heat Capacity, J/kg-K 470
440
Thermal Conductivity, W/m-K 50
38
Thermal Expansion, µm/m-K 12
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.1
7.5
Electrical Conductivity: Equal Weight (Specific), % IACS 8.2
8.2

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
29
Density, g/cm3 7.8
8.3
Embodied Carbon, kg CO2/kg material 1.4
3.5
Embodied Energy, MJ/kg 19
56
Embodied Water, L/kg 46
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 82 to 91
86
Resilience: Unit (Modulus of Resilience), kJ/m3 730 to 1000
400
Stiffness to Weight: Axial, points 13
8.0
Stiffness to Weight: Bending, points 24
20
Strength to Weight: Axial, points 28 to 34
24
Strength to Weight: Bending, points 24 to 27
22
Thermal Diffusivity, mm2/s 13
11
Thermal Shock Resistance, points 25 to 31
25

Alloy Composition

Aluminum (Al), % 0
9.0 to 10
Carbon (C), % 0.85 to 1.0
0
Copper (Cu), % 0
77.5 to 82.5
Iron (Fe), % 98 to 98.6
4.0 to 5.0
Lead (Pb), % 0
0 to 0.020
Manganese (Mn), % 0.6 to 0.9
0 to 1.5
Nickel (Ni), % 0
4.5 to 5.8
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0
0 to 0.1
Sulfur (S), % 0 to 0.050
0
Tin (Sn), % 0
0 to 0.020
Zinc (Zn), % 0
0 to 0.2
Residuals, % 0
0 to 0.8