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SAE-AISI M43 Steel vs. C17300 Copper

SAE-AISI M43 steel belongs to the iron alloys classification, while C17300 copper belongs to the copper alloys. There are 20 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 SAE-AISI M43 steel and the bottom bar is C17300 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
120
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 77
45
Tensile Strength: Ultimate (UTS), MPa 810 to 2290
500 to 1380

Thermal Properties

Latent Heat of Fusion, J/g 270
230
Melting Completion (Liquidus), °C 1550
980
Melting Onset (Solidus), °C 1500
870
Specific Heat Capacity, J/kg-K 450
380
Thermal Conductivity, W/m-K 19
110
Thermal Expansion, µm/m-K 12
17

Otherwise Unclassified Properties

Density, g/cm3 8.2
8.8
Embodied Carbon, kg CO2/kg material 8.5
9.4
Embodied Energy, MJ/kg 120
150
Embodied Water, L/kg 140
310

Common Calculations

Stiffness to Weight: Axial, points 14
7.6
Stiffness to Weight: Bending, points 24
19
Strength to Weight: Axial, points 27 to 77
16 to 44
Strength to Weight: Bending, points 24 to 47
16 to 31
Thermal Diffusivity, mm2/s 5.3
32
Thermal Shock Resistance, points 25 to 71
17 to 48

Alloy Composition

Aluminum (Al), % 0
0 to 0.2
Beryllium (Be), % 0
1.8 to 2.0
Carbon (C), % 1.2 to 1.3
0
Chromium (Cr), % 3.5 to 4.3
0
Cobalt (Co), % 7.8 to 8.8
0
Copper (Cu), % 0 to 0.25
95.5 to 97.8
Iron (Fe), % 70.8 to 76
0 to 0.4
Lead (Pb), % 0
0.2 to 0.6
Manganese (Mn), % 0.2 to 0.4
0
Molybdenum (Mo), % 7.5 to 8.5
0
Nickel (Ni), % 0 to 0.3
0.2 to 0.6
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0.15 to 0.65
0 to 0.2
Sulfur (S), % 0 to 0.030
0
Tungsten (W), % 2.3 to 3.0
0
Vanadium (V), % 1.5 to 1.8
0
Residuals, % 0
0 to 0.5