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ACI-ASTM CH20 Steel vs. C55180 Copper

ACI-ASTM CH20 steel belongs to the iron alloys classification, while C55180 copper belongs to the copper alloys. There are 26 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CH20 steel and the bottom bar is C55180 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 38
20
Poisson's Ratio 0.27
0.34
Shear Modulus, GPa 78
41
Tensile Strength: Ultimate (UTS), MPa 610
200
Tensile Strength: Yield (Proof), MPa 350
100

Thermal Properties

Latent Heat of Fusion, J/g 310
200
Maximum Temperature: Mechanical, °C 1100
200
Melting Completion (Liquidus), °C 1410
920
Melting Onset (Solidus), °C 1430
710
Specific Heat Capacity, J/kg-K 480
400
Thermal Conductivity, W/m-K 14
200
Thermal Expansion, µm/m-K 15
17

Otherwise Unclassified Properties

Base Metal Price, % relative 20
29
Density, g/cm3 7.8
8.6
Embodied Carbon, kg CO2/kg material 3.7
2.5
Embodied Energy, MJ/kg 53
39
Embodied Water, L/kg 180
290

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 200
34
Resilience: Unit (Modulus of Resilience), kJ/m3 300
48
Stiffness to Weight: Axial, points 14
7.1
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 22
6.4
Strength to Weight: Bending, points 21
8.8
Thermal Diffusivity, mm2/s 3.7
56
Thermal Shock Resistance, points 15
7.9

Alloy Composition

Carbon (C), % 0 to 0.2
0
Chromium (Cr), % 22 to 26
0
Copper (Cu), % 0
94.7 to 95.2
Iron (Fe), % 54.7 to 66
0
Manganese (Mn), % 0 to 1.5
0
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 12 to 15
0
Phosphorus (P), % 0 to 0.040
4.8 to 5.2
Silicon (Si), % 0 to 2.0
0
Sulfur (S), % 0 to 0.040
0
Residuals, % 0
0 to 0.15