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SAE-AISI M2 Steel vs. C94300 Bronze

SAE-AISI M2 steel belongs to the iron alloys classification, while C94300 bronze belongs to the copper 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 SAE-AISI M2 steel and the bottom bar is C94300 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
87
Poisson's Ratio 0.29
0.36
Shear Modulus, GPa 77
32
Tensile Strength: Ultimate (UTS), MPa 760 to 2150
180

Thermal Properties

Latent Heat of Fusion, J/g 260
150
Melting Completion (Liquidus), °C 1610
820
Melting Onset (Solidus), °C 1570
760
Specific Heat Capacity, J/kg-K 440
320
Thermal Conductivity, W/m-K 22
63
Thermal Expansion, µm/m-K 10
20

Otherwise Unclassified Properties

Base Metal Price, % relative 24
28
Density, g/cm3 8.4
9.3
Embodied Carbon, kg CO2/kg material 8.8
2.9
Embodied Energy, MJ/kg 130
47
Embodied Water, L/kg 98
370

Common Calculations

Stiffness to Weight: Axial, points 13
5.2
Stiffness to Weight: Bending, points 23
16
Strength to Weight: Axial, points 25 to 71
5.2
Strength to Weight: Bending, points 22 to 44
7.4
Thermal Diffusivity, mm2/s 5.9
21
Thermal Shock Resistance, points 27 to 76
7.1

Alloy Composition


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Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.8
Carbon (C), % 0.78 to 1.1
0
Chromium (Cr), % 3.8 to 4.5
0
Copper (Cu), % 0 to 0.25
67 to 72
Iron (Fe), % 78.5 to 83.4
0 to 0.15
Lead (Pb), % 0
23 to 27
Manganese (Mn), % 0.15 to 0.4
0
Molybdenum (Mo), % 4.5 to 5.5
0
Nickel (Ni), % 0 to 0.3
0 to 1.0
Phosphorus (P), % 0 to 0.030
0 to 1.5
Silicon (Si), % 0.2 to 0.45
0 to 0.0050
Sulfur (S), % 0 to 0.030
0 to 0.080
Tin (Sn), % 0
4.5 to 6.0
Tungsten (W), % 5.5 to 6.8
0
Vanadium (V), % 1.8 to 2.2
0
Zinc (Zn), % 0
0 to 0.8
Residuals, % 0
0 to 1.0