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C14200 Copper vs. SAE-AISI M3 Class 2 Steel

C14200 copper belongs to the copper alloys classification, while SAE-AISI M3 class 2 steel belongs to the iron alloys. There are 21 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is C14200 copper and the bottom bar is SAE-AISI M3 class 2 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 to 370
770 to 2210

Thermal Properties

Latent Heat of Fusion, J/g 210
260
Melting Completion (Liquidus), °C 1080
1620
Melting Onset (Solidus), °C 1030
1570
Specific Heat Capacity, J/kg-K 390
440
Thermal Conductivity, W/m-K 190
26
Thermal Expansion, µm/m-K 17
12

Otherwise Unclassified Properties

Base Metal Price, % relative 31
25
Density, g/cm3 8.9
8.3
Embodied Carbon, kg CO2/kg material 2.6
12
Embodied Energy, MJ/kg 41
180
Embodied Water, L/kg 310
110

Common Calculations

Stiffness to Weight: Axial, points 7.2
13
Stiffness to Weight: Bending, points 18
23
Strength to Weight: Axial, points 6.8 to 11
26 to 74
Strength to Weight: Bending, points 9.1 to 13
22 to 45
Thermal Diffusivity, mm2/s 56
7.2
Thermal Shock Resistance, points 7.9 to 13
24 to 69

Alloy Composition

Arsenic (As), % 0.15 to 0.5
0
Carbon (C), % 0
1.2 to 1.3
Chromium (Cr), % 0
3.8 to 4.5
Copper (Cu), % 99.4 to 99.835
0 to 0.25
Iron (Fe), % 0
75.8 to 82.3
Manganese (Mn), % 0
0.15 to 0.4
Molybdenum (Mo), % 0
4.8 to 6.5
Nickel (Ni), % 0
0 to 0.3
Phosphorus (P), % 0.015 to 0.040
0 to 0.030
Silicon (Si), % 0
0.2 to 0.45
Sulfur (S), % 0
0 to 0.030
Tungsten (W), % 0
5.0 to 6.8
Vanadium (V), % 0
2.8 to 3.8