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SAE-AISI 1070 Steel vs. C14700 Copper

SAE-AISI 1070 steel belongs to the iron alloys classification, while C14700 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 C14700 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
120
Elongation at Break, % 10 to 13
9.1 to 35
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 72
43
Shear Strength, MPa 380 to 460
160 to 190
Tensile Strength: Ultimate (UTS), MPa 640 to 760
240 to 320
Tensile Strength: Yield (Proof), MPa 420 to 560
85 to 250

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
1070
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 50
370
Thermal Expansion, µm/m-K 12
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 10
95
Electrical Conductivity: Equal Weight (Specific), % IACS 12
96

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
30
Density, g/cm3 7.8
8.9
Embodied Carbon, kg CO2/kg material 1.4
2.6
Embodied Energy, MJ/kg 19
41
Embodied Water, L/kg 46
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 59 to 86
25 to 65
Resilience: Unit (Modulus of Resilience), kJ/m3 470 to 850
31 to 280
Stiffness to Weight: Axial, points 13
7.2
Stiffness to Weight: Bending, points 24
18
Strength to Weight: Axial, points 23 to 27
7.3 to 10
Strength to Weight: Bending, points 21 to 24
9.5 to 12
Thermal Diffusivity, mm2/s 14
110
Thermal Shock Resistance, points 21 to 25
8.4 to 12

Alloy Composition

Carbon (C), % 0.65 to 0.75
0
Copper (Cu), % 0
99.395 to 99.798
Iron (Fe), % 98.3 to 98.8
0
Manganese (Mn), % 0.6 to 0.9
0
Phosphorus (P), % 0 to 0.040
0.0020 to 0.0050
Sulfur (S), % 0 to 0.050
0.2 to 0.5
Residuals, % 0
0 to 0.1