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SAE-AISI 1070 Steel vs. C18600 Copper

SAE-AISI 1070 steel belongs to the iron alloys classification, while C18600 copper 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 1070 steel and the bottom bar is C18600 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
120
Elongation at Break, % 10 to 13
8.0 to 11
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 72
44
Shear Strength, MPa 380 to 460
310 to 340
Tensile Strength: Ultimate (UTS), MPa 640 to 760
520 to 580
Tensile Strength: Yield (Proof), MPa 420 to 560
500 to 520

Thermal Properties

Latent Heat of Fusion, J/g 250
210
Maximum Temperature: Mechanical, °C 400
200
Melting Completion (Liquidus), °C 1460
1090
Melting Onset (Solidus), °C 1420
1070
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 50
280
Thermal Expansion, µm/m-K 12
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 10
70
Electrical Conductivity: Equal Weight (Specific), % IACS 12
71

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
2.9
Embodied Energy, MJ/kg 19
46
Embodied Water, L/kg 46
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 59 to 86
44 to 58
Resilience: Unit (Modulus of Resilience), kJ/m3 470 to 850
1060 to 1180
Stiffness to Weight: Axial, points 13
7.3
Stiffness to Weight: Bending, points 24
18
Strength to Weight: Axial, points 23 to 27
16 to 18
Strength to Weight: Bending, points 21 to 24
16 to 17
Thermal Diffusivity, mm2/s 14
81
Thermal Shock Resistance, points 21 to 25
19 to 20

Alloy Composition

Carbon (C), % 0.65 to 0.75
0
Chromium (Cr), % 0
0.1 to 1.0
Cobalt (Co), % 0
0 to 0.1
Copper (Cu), % 0
96.5 to 99.55
Iron (Fe), % 98.3 to 98.8
0.25 to 0.8
Manganese (Mn), % 0.6 to 0.9
0
Nickel (Ni), % 0
0 to 0.25
Phosphorus (P), % 0 to 0.040
0
Sulfur (S), % 0 to 0.050
0
Titanium (Ti), % 0
0.050 to 0.5
Zirconium (Zr), % 0
0.050 to 0.4
Residuals, % 0
0 to 0.5