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CR020A Copper vs. SAE-AISI M1 Steel

CR020A copper belongs to the copper alloys classification, while SAE-AISI M1 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 CR020A copper and the bottom bar is SAE-AISI M1 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
77
Tensile Strength: Ultimate (UTS), MPa 220
730 to 2140

Thermal Properties

Latent Heat of Fusion, J/g 210
270
Melting Completion (Liquidus), °C 1090
1560
Melting Onset (Solidus), °C 1040
1510
Specific Heat Capacity, J/kg-K 390
450
Thermal Conductivity, W/m-K 380
29
Thermal Expansion, µm/m-K 17
12

Otherwise Unclassified Properties

Base Metal Price, % relative 31
18
Density, g/cm3 9.0
8.1
Embodied Carbon, kg CO2/kg material 2.6
7.0
Embodied Energy, MJ/kg 41
99
Embodied Water, L/kg 320
98

Common Calculations

Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 18
24
Strength to Weight: Axial, points 6.8
25 to 73
Strength to Weight: Bending, points 9.0
22 to 45
Thermal Diffusivity, mm2/s 110
8.0
Thermal Shock Resistance, points 7.8
23 to 66

Alloy Composition

Bismuth (Bi), % 0 to 0.00050
0
Carbon (C), % 0
0.78 to 0.88
Chromium (Cr), % 0
3.5 to 4.0
Copper (Cu), % 99.95 to 99.999
0 to 0.25
Iron (Fe), % 0
81 to 84.8
Lead (Pb), % 0 to 0.0050
0
Manganese (Mn), % 0
0.15 to 0.4
Molybdenum (Mo), % 0
8.2 to 9.2
Nickel (Ni), % 0
0 to 0.3
Phosphorus (P), % 0.0010 to 0.0060
0 to 0.030
Silicon (Si), % 0
0.2 to 0.5
Silver (Ag), % 0 to 0.015
0
Sulfur (S), % 0
0 to 0.030
Tungsten (W), % 0
1.4 to 2.1
Vanadium (V), % 0
1.0 to 1.4