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C18100 Copper vs. ACI-ASTM CF3MN Steel

C18100 copper belongs to the copper alloys classification, while ACI-ASTM CF3MN steel belongs to the iron alloys. There are 28 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is C18100 copper and the bottom bar is ACI-ASTM CF3MN steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Elongation at Break, % 8.3
39
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 47
78
Tensile Strength: Ultimate (UTS), MPa 510
580
Tensile Strength: Yield (Proof), MPa 460
290

Thermal Properties

Latent Heat of Fusion, J/g 210
300
Maximum Temperature: Mechanical, °C 200
1010
Melting Completion (Liquidus), °C 1080
1440
Melting Onset (Solidus), °C 1020
1390
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 320
15
Thermal Expansion, µm/m-K 17
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 80
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 81
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 31
19
Density, g/cm3 8.9
7.8
Embodied Carbon, kg CO2/kg material 2.7
3.9
Embodied Energy, MJ/kg 43
53
Embodied Water, L/kg 310
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 40
190
Resilience: Unit (Modulus of Resilience), kJ/m3 900
210
Stiffness to Weight: Axial, points 7.3
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 16
20
Strength to Weight: Bending, points 16
20
Thermal Diffusivity, mm2/s 94
4.1
Thermal Shock Resistance, points 18
13

Alloy Composition

Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0.4 to 1.2
17 to 22
Copper (Cu), % 98.7 to 99.49
0
Iron (Fe), % 0
58.7 to 71.9
Magnesium (Mg), % 0.030 to 0.060
0
Manganese (Mn), % 0
0 to 1.5
Molybdenum (Mo), % 0
2.0 to 3.0
Nickel (Ni), % 0
9.0 to 13
Nitrogen (N), % 0
0.1 to 0.2
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
0 to 1.5
Sulfur (S), % 0
0 to 0.040
Zirconium (Zr), % 0.080 to 0.2
0
Residuals, % 0 to 0.5
0