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C18100 Copper vs. ASTM Grade HE Steel

C18100 copper belongs to the copper alloys classification, while ASTM grade HE 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 ASTM grade HE steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Elongation at Break, % 8.3
10
Poisson's Ratio 0.34
0.27
Shear Modulus, GPa 47
79
Tensile Strength: Ultimate (UTS), MPa 510
670
Tensile Strength: Yield (Proof), MPa 460
310

Thermal Properties

Latent Heat of Fusion, J/g 210
310
Maximum Temperature: Mechanical, °C 200
1100
Melting Completion (Liquidus), °C 1080
1400
Melting Onset (Solidus), °C 1020
1360
Specific Heat Capacity, J/kg-K 390
490
Thermal Conductivity, W/m-K 320
14
Thermal Expansion, µm/m-K 17
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 80
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 81
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 31
19
Density, g/cm3 8.9
7.7
Embodied Carbon, kg CO2/kg material 2.7
3.5
Embodied Energy, MJ/kg 43
50
Embodied Water, L/kg 310
190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 40
56
Resilience: Unit (Modulus of Resilience), kJ/m3 900
240
Stiffness to Weight: Axial, points 7.3
15
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 16
24
Strength to Weight: Bending, points 16
22
Thermal Diffusivity, mm2/s 94
3.6
Thermal Shock Resistance, points 18
14

Alloy Composition

Carbon (C), % 0
0.2 to 0.5
Chromium (Cr), % 0.4 to 1.2
26 to 30
Copper (Cu), % 98.7 to 99.49
0
Iron (Fe), % 0
53.9 to 65.8
Magnesium (Mg), % 0.030 to 0.060
0
Manganese (Mn), % 0
0 to 2.0
Molybdenum (Mo), % 0
0 to 0.5
Nickel (Ni), % 0
8.0 to 11
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
0 to 2.0
Sulfur (S), % 0
0 to 0.040
Zirconium (Zr), % 0.080 to 0.2
0
Residuals, % 0 to 0.5
0