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C82700 Copper vs. ACI-ASTM CA15M Steel

C82700 copper belongs to the copper alloys classification, while ACI-ASTM CA15M steel belongs to the iron alloys. There are 27 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is C82700 copper and the bottom bar is ACI-ASTM CA15M steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Elongation at Break, % 1.8
20
Poisson's Ratio 0.33
0.28
Shear Modulus, GPa 46
76
Tensile Strength: Ultimate (UTS), MPa 1200
690
Tensile Strength: Yield (Proof), MPa 1020
510

Thermal Properties

Latent Heat of Fusion, J/g 240
270
Maximum Temperature: Mechanical, °C 300
760
Melting Completion (Liquidus), °C 950
1450
Melting Onset (Solidus), °C 860
1410
Specific Heat Capacity, J/kg-K 380
480
Thermal Conductivity, W/m-K 130
27
Thermal Expansion, µm/m-K 17
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 20
3.0
Electrical Conductivity: Equal Weight (Specific), % IACS 21
3.5

Otherwise Unclassified Properties

Density, g/cm3 8.7
7.8
Embodied Carbon, kg CO2/kg material 12
2.1
Embodied Energy, MJ/kg 180
29
Embodied Water, L/kg 310
100

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 21
130
Resilience: Unit (Modulus of Resilience), kJ/m3 4260
670
Stiffness to Weight: Axial, points 7.8
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 38
25
Strength to Weight: Bending, points 29
22
Thermal Diffusivity, mm2/s 39
7.2
Thermal Shock Resistance, points 41
25

Alloy Composition

Aluminum (Al), % 0 to 0.15
0
Beryllium (Be), % 2.4 to 2.6
0
Carbon (C), % 0
0 to 0.15
Chromium (Cr), % 0 to 0.090
11.5 to 14
Copper (Cu), % 94.6 to 96.7
0
Iron (Fe), % 0 to 0.25
82.1 to 88.4
Lead (Pb), % 0 to 0.020
0
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0
0.15 to 1.0
Nickel (Ni), % 1.0 to 1.5
0 to 1.0
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0 to 0.15
0 to 0.65
Sulfur (S), % 0
0 to 0.040
Tin (Sn), % 0 to 0.1
0
Zinc (Zn), % 0 to 0.1
0
Residuals, % 0 to 0.5
0