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CR011A Copper vs. SAE-AISI M48 Steel

CR011A copper belongs to the copper alloys classification, while SAE-AISI M48 steel belongs to the iron alloys. There are 19 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is CR011A copper and the bottom bar is SAE-AISI M48 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
78
Tensile Strength: Ultimate (UTS), MPa 220
890 to 2390

Thermal Properties

Latent Heat of Fusion, J/g 210
260
Melting Completion (Liquidus), °C 1090
1670
Melting Onset (Solidus), °C 1040
1620
Specific Heat Capacity, J/kg-K 390
420
Thermal Expansion, µm/m-K 17
12

Otherwise Unclassified Properties

Base Metal Price, % relative 32
48
Density, g/cm3 9.0
8.7
Embodied Carbon, kg CO2/kg material 2.6
13
Embodied Energy, MJ/kg 42
190
Embodied Water, L/kg 340
160

Common Calculations

Stiffness to Weight: Axial, points 7.2
13
Stiffness to Weight: Bending, points 18
22
Strength to Weight: Axial, points 6.8
28 to 76
Strength to Weight: Bending, points 9.0
23 to 45
Thermal Shock Resistance, points 7.8
26 to 71

Alloy Composition

Bismuth (Bi), % 0 to 0.00050
0
Carbon (C), % 0
1.4 to 1.5
Chromium (Cr), % 0
3.5 to 4.0
Cobalt (Co), % 0
8.0 to 10
Copper (Cu), % 99.88 to 99.97
0 to 0.25
Iron (Fe), % 0
63.8 to 69.8
Manganese (Mn), % 0
0.15 to 0.4
Molybdenum (Mo), % 0
4.8 to 5.5
Nickel (Ni), % 0
0 to 0.3
Oxygen (O), % 0 to 0.040
0
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
0.15 to 0.4
Silver (Ag), % 0.030 to 0.050
0
Sulfur (S), % 0
0 to 0.030
Tungsten (W), % 0
9.5 to 10.5
Vanadium (V), % 0
2.8 to 3.3