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SAE-AISI M3 Class 2 Steel vs. C61500 Bronze

SAE-AISI M3 class 2 steel belongs to the iron alloys classification, while C61500 bronze belongs to the copper alloys. There are 21 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 M3 class 2 steel and the bottom bar is C61500 bronze.

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
42
Tensile Strength: Ultimate (UTS), MPa 770 to 2210
480 to 970

Thermal Properties

Latent Heat of Fusion, J/g 260
220
Melting Completion (Liquidus), °C 1620
1040
Melting Onset (Solidus), °C 1570
1030
Specific Heat Capacity, J/kg-K 440
430
Thermal Conductivity, W/m-K 26
58
Thermal Expansion, µm/m-K 12
18

Otherwise Unclassified Properties

Base Metal Price, % relative 25
29
Density, g/cm3 8.3
8.4
Embodied Carbon, kg CO2/kg material 12
3.2
Embodied Energy, MJ/kg 180
52
Embodied Water, L/kg 110
380

Common Calculations

Stiffness to Weight: Axial, points 13
7.5
Stiffness to Weight: Bending, points 23
19
Strength to Weight: Axial, points 26 to 74
16 to 32
Strength to Weight: Bending, points 22 to 45
16 to 26
Thermal Diffusivity, mm2/s 7.2
16
Thermal Shock Resistance, points 24 to 69
17 to 34

Alloy Composition

Aluminum (Al), % 0
7.7 to 8.3
Carbon (C), % 1.2 to 1.3
0
Chromium (Cr), % 3.8 to 4.5
0
Copper (Cu), % 0 to 0.25
89 to 90.5
Iron (Fe), % 75.8 to 82.3
0
Lead (Pb), % 0
0 to 0.015
Manganese (Mn), % 0.15 to 0.4
0
Molybdenum (Mo), % 4.8 to 6.5
0
Nickel (Ni), % 0 to 0.3
1.8 to 2.2
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0.2 to 0.45
0
Sulfur (S), % 0 to 0.030
0
Tungsten (W), % 5.0 to 6.8
0
Vanadium (V), % 2.8 to 3.8
0
Residuals, % 0
0 to 0.5