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SAE-AISI 1070 Steel vs. C18100 Copper

SAE-AISI 1070 steel belongs to the iron alloys classification, while C18100 copper belongs to the copper alloys. There are 29 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 1070 steel and the bottom bar is C18100 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
120
Elongation at Break, % 10 to 13
8.3
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 72
47
Shear Strength, MPa 380 to 460
300
Tensile Strength: Ultimate (UTS), MPa 640 to 760
510
Tensile Strength: Yield (Proof), MPa 420 to 560
460

Thermal Properties

Latent Heat of Fusion, J/g 250
210
Maximum Temperature: Mechanical, °C 400
200
Melting Completion (Liquidus), °C 1460
1080
Melting Onset (Solidus), °C 1420
1020
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 50
320
Thermal Expansion, µm/m-K 12
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 10
80
Electrical Conductivity: Equal Weight (Specific), % IACS 12
81

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
31
Density, g/cm3 7.8
8.9
Embodied Carbon, kg CO2/kg material 1.4
2.7
Embodied Energy, MJ/kg 19
43
Embodied Water, L/kg 46
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 59 to 86
40
Resilience: Unit (Modulus of Resilience), kJ/m3 470 to 850
900
Stiffness to Weight: Axial, points 13
7.3
Stiffness to Weight: Bending, points 24
18
Strength to Weight: Axial, points 23 to 27
16
Strength to Weight: Bending, points 21 to 24
16
Thermal Diffusivity, mm2/s 14
94
Thermal Shock Resistance, points 21 to 25
18

Alloy Composition

Carbon (C), % 0.65 to 0.75
0
Chromium (Cr), % 0
0.4 to 1.2
Copper (Cu), % 0
98.7 to 99.49
Iron (Fe), % 98.3 to 98.8
0
Magnesium (Mg), % 0
0.030 to 0.060
Manganese (Mn), % 0.6 to 0.9
0
Phosphorus (P), % 0 to 0.040
0
Sulfur (S), % 0 to 0.050
0
Zirconium (Zr), % 0
0.080 to 0.2
Residuals, % 0
0 to 0.5