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C86700 Bronze vs. AWS BCo-1

C86700 bronze belongs to the copper alloys classification, while AWS BCo-1 belongs to the cobalt alloys. There are 18 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is C86700 bronze and the bottom bar is AWS BCo-1.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Poisson's Ratio 0.31
0.3
Shear Modulus, GPa 41
78
Tensile Strength: Ultimate (UTS), MPa 630
700

Thermal Properties

Latent Heat of Fusion, J/g 180
420
Melting Completion (Liquidus), °C 880
1150
Melting Onset (Solidus), °C 860
1120
Specific Heat Capacity, J/kg-K 400
480
Thermal Expansion, µm/m-K 20
12

Otherwise Unclassified Properties

Density, g/cm3 7.9
8.1
Embodied Carbon, kg CO2/kg material 2.9
8.0
Embodied Energy, MJ/kg 49
110
Embodied Water, L/kg 340
430

Common Calculations

Stiffness to Weight: Axial, points 7.5
14
Stiffness to Weight: Bending, points 20
24
Strength to Weight: Axial, points 22
24
Strength to Weight: Bending, points 21
22
Thermal Shock Resistance, points 21
21

Alloy Composition

Aluminum (Al), % 1.0 to 3.0
0 to 0.050
Boron (B), % 0
0.7 to 0.9
Carbon (C), % 0
0.35 to 0.45
Chromium (Cr), % 0
18 to 20
Cobalt (Co), % 0
46 to 54
Copper (Cu), % 55 to 60
0
Iron (Fe), % 1.0 to 3.0
0 to 1.0
Lead (Pb), % 0.5 to 1.5
0
Manganese (Mn), % 1.0 to 3.5
0
Nickel (Ni), % 0 to 1.0
16 to 18
Phosphorus (P), % 0
0 to 0.020
Selenium (Se), % 0
0 to 0.0050
Silicon (Si), % 0
7.5 to 8.5
Sulfur (S), % 0
0 to 0.020
Tin (Sn), % 0 to 1.5
0
Titanium (Ti), % 0
0 to 0.050
Tungsten (W), % 0
3.5 to 4.5
Zinc (Zn), % 30 to 38
0
Zirconium (Zr), % 0
0 to 0.050
Residuals, % 0
0 to 0.5