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C64800 Bronze vs. SAE-AISI M2 Steel

C64800 bronze belongs to the copper alloys classification, while SAE-AISI M2 steel belongs to the iron 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 C64800 bronze and the bottom bar is SAE-AISI M2 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 44
77
Tensile Strength: Ultimate (UTS), MPa 640
760 to 2150

Thermal Properties

Latent Heat of Fusion, J/g 220
260
Melting Completion (Liquidus), °C 1090
1610
Melting Onset (Solidus), °C 1030
1570
Specific Heat Capacity, J/kg-K 390
440
Thermal Conductivity, W/m-K 260
22
Thermal Expansion, µm/m-K 17
10

Otherwise Unclassified Properties

Base Metal Price, % relative 33
24
Density, g/cm3 8.9
8.4
Embodied Carbon, kg CO2/kg material 2.7
8.8
Embodied Energy, MJ/kg 43
130
Embodied Water, L/kg 310
98

Common Calculations

Stiffness to Weight: Axial, points 7.4
13
Stiffness to Weight: Bending, points 18
23
Strength to Weight: Axial, points 20
25 to 71
Strength to Weight: Bending, points 19
22 to 44
Thermal Diffusivity, mm2/s 75
5.9
Thermal Shock Resistance, points 23
27 to 76

Alloy Composition

Carbon (C), % 0
0.78 to 1.1
Chromium (Cr), % 0 to 0.090
3.8 to 4.5
Cobalt (Co), % 1.0 to 3.0
0
Copper (Cu), % 92.4 to 98.8
0 to 0.25
Iron (Fe), % 0 to 1.0
78.5 to 83.4
Lead (Pb), % 0 to 0.050
0
Manganese (Mn), % 0
0.15 to 0.4
Molybdenum (Mo), % 0
4.5 to 5.5
Nickel (Ni), % 0 to 0.5
0 to 0.3
Phosphorus (P), % 0 to 0.5
0 to 0.030
Silicon (Si), % 0.2 to 1.0
0.2 to 0.45
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 0 to 0.5
0
Tungsten (W), % 0
5.5 to 6.8
Vanadium (V), % 0
1.8 to 2.2
Zinc (Zn), % 0 to 0.5
0
Residuals, % 0 to 0.5
0