MakeItFrom.com
Menu (ESC)

C81400 Copper vs. ACI-ASTM CA40 Steel

C81400 copper belongs to the copper alloys classification, while ACI-ASTM CA40 steel belongs to the iron alloys. There are 28 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is C81400 copper and the bottom bar is ACI-ASTM CA40 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
190
Elongation at Break, % 11
10
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 41
76
Tensile Strength: Ultimate (UTS), MPa 370
910
Tensile Strength: Yield (Proof), MPa 250
860

Thermal Properties

Latent Heat of Fusion, J/g 210
280
Maximum Temperature: Mechanical, °C 200
750
Melting Completion (Liquidus), °C 1090
1440
Melting Onset (Solidus), °C 1070
1500
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 260
25
Thermal Expansion, µm/m-K 17
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 60
3.0
Electrical Conductivity: Equal Weight (Specific), % IACS 61
3.5

Otherwise Unclassified Properties

Base Metal Price, % relative 33
7.5
Density, g/cm3 8.9
7.7
Embodied Carbon, kg CO2/kg material 2.8
2.0
Embodied Energy, MJ/kg 45
28
Embodied Water, L/kg 310
100

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 36
89
Resilience: Unit (Modulus of Resilience), kJ/m3 260
1910
Stiffness to Weight: Axial, points 7.3
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 11
33
Strength to Weight: Bending, points 13
27
Thermal Diffusivity, mm2/s 75
6.7
Thermal Shock Resistance, points 13
33

Alloy Composition

Beryllium (Be), % 0.020 to 0.1
0
Carbon (C), % 0
0.2 to 0.4
Chromium (Cr), % 0.6 to 1.0
11.5 to 14
Copper (Cu), % 98.4 to 99.38
0
Iron (Fe), % 0
81.5 to 88.3
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0
0 to 0.5
Nickel (Ni), % 0
0 to 1.0
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
0 to 1.5
Sulfur (S), % 0
0 to 0.040
Residuals, % 0 to 0.5
0