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C14181 Copper vs. ACI-ASTM CD4MCu Steel

C14181 copper belongs to the copper alloys classification, while ACI-ASTM CD4MCu steel belongs to the iron alloys. There are 26 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 C14181 copper and the bottom bar is ACI-ASTM CD4MCu steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Elongation at Break, % 15
18
Poisson's Ratio 0.34
0.27
Shear Modulus, GPa 43
79
Tensile Strength: Ultimate (UTS), MPa 210
770
Tensile Strength: Yield (Proof), MPa 130
550

Thermal Properties

Latent Heat of Fusion, J/g 210
300
Maximum Temperature: Mechanical, °C 200
1100
Melting Completion (Liquidus), °C 1080
1430
Melting Onset (Solidus), °C 1080
1380
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 380
17
Thermal Expansion, µm/m-K 17
13

Otherwise Unclassified Properties

Base Metal Price, % relative 31
18
Density, g/cm3 9.0
7.8
Embodied Carbon, kg CO2/kg material 2.6
3.5
Embodied Energy, MJ/kg 41
49
Embodied Water, L/kg 310
180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 28
130
Resilience: Unit (Modulus of Resilience), kJ/m3 69
760
Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 6.5
28
Strength to Weight: Bending, points 8.8
24
Thermal Diffusivity, mm2/s 110
4.5
Thermal Shock Resistance, points 7.4
21

Alloy Composition

Cadmium (Cd), % 0 to 0.0020
0
Carbon (C), % 0 to 0.0050
0 to 0.040
Chromium (Cr), % 0
24.5 to 26.5
Copper (Cu), % 99.9 to 100
2.8 to 3.3
Iron (Fe), % 0
59.9 to 66.3
Lead (Pb), % 0 to 0.0020
0
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0
1.8 to 2.3
Nickel (Ni), % 0
4.8 to 6.0
Phosphorus (P), % 0 to 0.0020
0 to 0.040
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.040
Zinc (Zn), % 0 to 0.0020
0