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CR023A Copper vs. Austempered Cast Iron

CR023A copper belongs to the copper alloys classification, while austempered cast iron belongs to the iron alloys. There are 25 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is CR023A copper and the bottom bar is austempered cast iron.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
180
Elongation at Break, % 15
1.1 to 13
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 43
62 to 69
Tensile Strength: Ultimate (UTS), MPa 220
860 to 1800
Tensile Strength: Yield (Proof), MPa 130
560 to 1460

Thermal Properties

Latent Heat of Fusion, J/g 210
280
Melting Completion (Liquidus), °C 1090
1380
Melting Onset (Solidus), °C 1040
1340
Specific Heat Capacity, J/kg-K 390
490
Thermal Conductivity, W/m-K 380
42
Thermal Expansion, µm/m-K 17
13

Otherwise Unclassified Properties

Base Metal Price, % relative 31
2.9
Density, g/cm3 9.0
7.5
Embodied Carbon, kg CO2/kg material 2.6
1.8
Embodied Energy, MJ/kg 41
25
Embodied Water, L/kg 320
48

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 29
19 to 95
Resilience: Unit (Modulus of Resilience), kJ/m3 76
880 to 3970
Stiffness to Weight: Axial, points 7.2
13
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 6.8
32 to 66
Strength to Weight: Bending, points 9.0
27 to 44
Thermal Diffusivity, mm2/s 110
11
Thermal Shock Resistance, points 7.8
25 to 53

Alloy Composition

Aluminum (Al), % 0
0 to 0.050
Arsenic (As), % 0
0 to 0.020
Bismuth (Bi), % 0 to 0.00050
0
Carbon (C), % 0
3.4 to 3.8
Chromium (Cr), % 0
0 to 0.1
Copper (Cu), % 99.9 to 99.995
0 to 0.8
Iron (Fe), % 0
89.6 to 94
Lead (Pb), % 0 to 0.0050
0
Magnesium (Mg), % 0
0 to 0.040
Manganese (Mn), % 0
0.3 to 0.4
Molybdenum (Mo), % 0
0 to 0.3
Nickel (Ni), % 0
0 to 2.0
Phosphorus (P), % 0.0050 to 0.013
0 to 0.040
Selenium (Se), % 0
0 to 0.030
Silicon (Si), % 0
2.3 to 2.7
Silver (Ag), % 0 to 0.015
0
Sulfur (S), % 0
0 to 0.020
Tin (Sn), % 0
0 to 0.020
Vanadium (V), % 0
0 to 0.1