MakeItFrom.com
Menu (ESC)

C87600 Bronze vs. R30003 Cobalt

C87600 bronze belongs to the copper alloys classification, while R30003 cobalt belongs to the cobalt alloys. There are 26 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is C87600 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, % 18
10 to 73
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 42
83
Tensile Strength: Ultimate (UTS), MPa 470
970 to 1720
Tensile Strength: Yield (Proof), MPa 230
510 to 1090

Thermal Properties

Latent Heat of Fusion, J/g 280
310
Melting Completion (Liquidus), °C 970
1400
Melting Onset (Solidus), °C 860
1440
Specific Heat Capacity, J/kg-K 410
450
Thermal Conductivity, W/m-K 28
13
Thermal Expansion, µm/m-K 17
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.0
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 6.4
2.1

Otherwise Unclassified Properties

Base Metal Price, % relative 29
95
Density, g/cm3 8.5
8.4
Embodied Carbon, kg CO2/kg material 2.7
8.0
Embodied Energy, MJ/kg 43
110
Embodied Water, L/kg 300
400

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 240
600 to 2790
Stiffness to Weight: Axial, points 7.4
14
Stiffness to Weight: Bending, points 19
24
Strength to Weight: Axial, points 16
32 to 57
Strength to Weight: Bending, points 16
26 to 38
Thermal Diffusivity, mm2/s 8.1
3.3
Thermal Shock Resistance, points 17
26 to 45

Alloy Composition

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), % 88 to 92.5
0
Iron (Fe), % 0
10 to 20.5
Lead (Pb), % 0 to 0.5
0
Manganese (Mn), % 0
1.5 to 2.5
Molybdenum (Mo), % 0
6.0 to 8.0
Nickel (Ni), % 0
14 to 16
Phosphorus (P), % 0
0 to 0.015
Silicon (Si), % 3.5 to 5.5
0 to 1.2
Sulfur (S), % 0
0 to 0.015
Zinc (Zn), % 4.0 to 7.0
0
Residuals, % 0 to 0.5
0