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SAE-AISI M3 Class 1 Steel vs. C19800 Copper

SAE-AISI M3 class 1 steel belongs to the iron alloys classification, while C19800 copper belongs to the copper alloys. There are 21 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI M3 class 1 steel and the bottom bar is C19800 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 77
43
Tensile Strength: Ultimate (UTS), MPa 770 to 2150
430 to 550

Thermal Properties

Latent Heat of Fusion, J/g 260
210
Melting Completion (Liquidus), °C 1610
1070
Melting Onset (Solidus), °C 1570
1050
Specific Heat Capacity, J/kg-K 440
390
Thermal Conductivity, W/m-K 26
260
Thermal Expansion, µm/m-K 12
18

Otherwise Unclassified Properties

Base Metal Price, % relative 25
30
Density, g/cm3 8.3
8.9
Embodied Carbon, kg CO2/kg material 10
2.8
Embodied Energy, MJ/kg 150
43
Embodied Water, L/kg 100
320

Common Calculations

Stiffness to Weight: Axial, points 13
7.2
Stiffness to Weight: Bending, points 23
18
Strength to Weight: Axial, points 26 to 72
14 to 17
Strength to Weight: Bending, points 22 to 44
14 to 17
Thermal Diffusivity, mm2/s 7.2
75
Thermal Shock Resistance, points 24 to 67
15 to 20

Alloy Composition

Carbon (C), % 1.0 to 1.1
0
Chromium (Cr), % 3.8 to 4.5
0
Copper (Cu), % 0 to 0.25
95.7 to 99.47
Iron (Fe), % 76.9 to 82.9
0.020 to 0.5
Magnesium (Mg), % 0
0.1 to 1.0
Manganese (Mn), % 0.15 to 0.4
0
Molybdenum (Mo), % 4.8 to 6.5
0
Nickel (Ni), % 0 to 0.3
0
Phosphorus (P), % 0 to 0.030
0.010 to 0.1
Silicon (Si), % 0.2 to 0.45
0
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0.1 to 1.0
Tungsten (W), % 5.0 to 6.8
0
Vanadium (V), % 2.3 to 2.8
0
Zinc (Zn), % 0
0.3 to 1.5
Residuals, % 0
0 to 0.2