MakeItFrom.com
Menu (ESC)

C86800 Bronze vs. R30003 Cobalt

C86800 bronze belongs to the copper alloys classification, while R30003 cobalt belongs to the cobalt alloys. There are 24 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is C86800 bronze and the bottom bar is R30003 cobalt.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
210
Elongation at Break, % 22
10 to 73
Poisson's Ratio 0.31
0.29
Shear Modulus, GPa 42
83
Tensile Strength: Ultimate (UTS), MPa 570
970 to 1720
Tensile Strength: Yield (Proof), MPa 260
510 to 1090

Thermal Properties

Latent Heat of Fusion, J/g 180
310
Melting Completion (Liquidus), °C 900
1400
Melting Onset (Solidus), °C 880
1440
Specific Heat Capacity, J/kg-K 400
450
Thermal Expansion, µm/m-K 20
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.0
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 10
2.1

Otherwise Unclassified Properties

Base Metal Price, % relative 24
95
Density, g/cm3 7.9
8.4
Embodied Carbon, kg CO2/kg material 3.0
8.0
Embodied Energy, MJ/kg 51
110
Embodied Water, L/kg 320
400

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 310
600 to 2790
Stiffness to Weight: Axial, points 7.7
14
Stiffness to Weight: Bending, points 20
24
Strength to Weight: Axial, points 20
32 to 57
Strength to Weight: Bending, points 19
26 to 38
Thermal Shock Resistance, points 18
26 to 45

Alloy Composition

Aluminum (Al), % 0 to 2.0
0
Boron (B), % 0
0 to 0.1
Carbon (C), % 0
0 to 0.15
Chromium (Cr), % 0
19 to 21
Cobalt (Co), % 0
39 to 41
Copper (Cu), % 53.5 to 57
0
Iron (Fe), % 1.0 to 2.5
10 to 20.5
Lead (Pb), % 0 to 0.2
0
Manganese (Mn), % 2.5 to 4.0
1.5 to 2.5
Molybdenum (Mo), % 0
6.0 to 8.0
Nickel (Ni), % 2.5 to 4.0
14 to 16
Phosphorus (P), % 0
0 to 0.015
Silicon (Si), % 0
0 to 1.2
Sulfur (S), % 0
0 to 0.015
Tin (Sn), % 0 to 1.0
0
Zinc (Zn), % 28.3 to 40.5
0
Residuals, % 0 to 1.0
0