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CR012A Copper vs. SAE-AISI T2 Steel

CR012A copper belongs to the copper alloys classification, while SAE-AISI T2 steel belongs to the iron alloys. There are 21 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is CR012A copper and the bottom bar is SAE-AISI T2 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 43
79
Tensile Strength: Ultimate (UTS), MPa 220
780 to 2150

Thermal Properties

Latent Heat of Fusion, J/g 210
250
Melting Completion (Liquidus), °C 1090
1820
Melting Onset (Solidus), °C 1040
1760
Specific Heat Capacity, J/kg-K 390
410
Thermal Conductivity, W/m-K 390
19
Thermal Expansion, µm/m-K 17
12

Otherwise Unclassified Properties

Base Metal Price, % relative 33
46
Density, g/cm3 9.0
9.3
Embodied Carbon, kg CO2/kg material 2.7
11
Embodied Energy, MJ/kg 42
170
Embodied Water, L/kg 360
98

Common Calculations

Stiffness to Weight: Axial, points 7.2
12
Stiffness to Weight: Bending, points 18
21
Strength to Weight: Axial, points 6.8
23 to 64
Strength to Weight: Bending, points 9.0
20 to 40
Thermal Diffusivity, mm2/s 110
4.9
Thermal Shock Resistance, points 7.8
23 to 65

Alloy Composition

Bismuth (Bi), % 0 to 0.00050
0
Carbon (C), % 0
0.8 to 0.9
Chromium (Cr), % 0
3.8 to 4.5
Copper (Cu), % 99.85 to 99.94
0 to 0.25
Iron (Fe), % 0
70.8 to 75.8
Manganese (Mn), % 0
0.2 to 0.4
Molybdenum (Mo), % 0
0 to 1.0
Nickel (Ni), % 0
0 to 0.3
Oxygen (O), % 0 to 0.040
0
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
0.2 to 0.4
Silver (Ag), % 0.060 to 0.080
0
Sulfur (S), % 0
0 to 0.030
Tungsten (W), % 0
17.5 to 19
Vanadium (V), % 0
1.8 to 2.4