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SAE-AISI M50 Steel vs. C90200 Bronze

SAE-AISI M50 steel belongs to the iron alloys classification, while C90200 bronze belongs to the copper alloys. There are 23 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI M50 steel and the bottom bar is C90200 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 75
41
Tensile Strength: Ultimate (UTS), MPa 720 to 2250
260

Thermal Properties

Latent Heat of Fusion, J/g 260
200
Melting Completion (Liquidus), °C 1480
1050
Melting Onset (Solidus), °C 1440
880
Specific Heat Capacity, J/kg-K 470
370
Thermal Conductivity, W/m-K 35
62
Thermal Expansion, µm/m-K 13
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.7
13
Electrical Conductivity: Equal Weight (Specific), % IACS 10
13

Otherwise Unclassified Properties

Base Metal Price, % relative 9.0
34
Density, g/cm3 7.9
8.8
Embodied Carbon, kg CO2/kg material 5.1
3.3
Embodied Energy, MJ/kg 74
53
Embodied Water, L/kg 83
370

Common Calculations

Stiffness to Weight: Axial, points 14
7.0
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 26 to 80
8.3
Strength to Weight: Bending, points 23 to 49
10
Thermal Diffusivity, mm2/s 9.7
19
Thermal Shock Resistance, points 21 to 66
9.5

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.2
Carbon (C), % 0.78 to 0.88
0
Chromium (Cr), % 3.8 to 4.5
0
Copper (Cu), % 0 to 0.25
91 to 94
Iron (Fe), % 87 to 90.4
0 to 0.2
Lead (Pb), % 0
0 to 0.3
Manganese (Mn), % 0.15 to 0.45
0
Molybdenum (Mo), % 3.9 to 4.8
0
Nickel (Ni), % 0 to 0.3
0 to 0.5
Phosphorus (P), % 0 to 0.030
0 to 0.050
Silicon (Si), % 0.2 to 0.6
0 to 0.0050
Sulfur (S), % 0 to 0.030
0 to 0.050
Tin (Sn), % 0
6.0 to 8.0
Vanadium (V), % 0.8 to 1.3
0
Zinc (Zn), % 0
0 to 0.5
Residuals, % 0
0 to 0.6