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C18400 Copper vs. ASTM Grade HC Steel

C18400 copper belongs to the copper alloys classification, while ASTM grade HC 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 C18400 copper and the bottom bar is ASTM grade HC steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Elongation at Break, % 13 to 50
6.0
Poisson's Ratio 0.34
0.27
Shear Modulus, GPa 44
80
Tensile Strength: Ultimate (UTS), MPa 270 to 490
430
Tensile Strength: Yield (Proof), MPa 110 to 480
200

Thermal Properties

Latent Heat of Fusion, J/g 210
310
Maximum Temperature: Mechanical, °C 200
1100
Melting Completion (Liquidus), °C 1080
1410
Melting Onset (Solidus), °C 1070
1370
Specific Heat Capacity, J/kg-K 390
490
Thermal Conductivity, W/m-K 320
17
Thermal Expansion, µm/m-K 17
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 80
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 81
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 31
14
Density, g/cm3 8.9
7.6
Embodied Carbon, kg CO2/kg material 2.6
2.8
Embodied Energy, MJ/kg 41
40
Embodied Water, L/kg 310
170

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 63 to 120
21
Resilience: Unit (Modulus of Resilience), kJ/m3 54 to 980
95
Stiffness to Weight: Axial, points 7.3
15
Stiffness to Weight: Bending, points 18
26
Strength to Weight: Axial, points 8.5 to 15
16
Strength to Weight: Bending, points 10 to 16
16
Thermal Diffusivity, mm2/s 94
4.5
Thermal Shock Resistance, points 9.6 to 17
14

Alloy Composition

Arsenic (As), % 0 to 0.0050
0
Calcium (Ca), % 0 to 0.0050
0
Carbon (C), % 0
0 to 0.5
Chromium (Cr), % 0.4 to 1.2
26 to 30
Copper (Cu), % 97.2 to 99.6
0
Iron (Fe), % 0 to 0.15
61.9 to 74
Lithium (Li), % 0 to 0.050
0
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0
0 to 0.5
Nickel (Ni), % 0
0 to 4.0
Phosphorus (P), % 0 to 0.050
0 to 0.040
Silicon (Si), % 0 to 0.1
0 to 2.0
Sulfur (S), % 0
0 to 0.040
Zinc (Zn), % 0 to 0.7
0
Residuals, % 0 to 0.5
0