MakeItFrom.com
Menu (ESC)

G-CoCr28 Cobalt vs. C90800 Bronze

G-CoCr28 cobalt belongs to the cobalt alloys classification, while C90800 bronze belongs to the copper alloys. There are 26 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is G-CoCr28 cobalt and the bottom bar is C90800 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
110
Elongation at Break, % 6.7
13
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 83
40
Tensile Strength: Ultimate (UTS), MPa 560
330
Tensile Strength: Yield (Proof), MPa 260
170

Thermal Properties

Latent Heat of Fusion, J/g 320
190
Maximum Temperature: Mechanical, °C 1200
170
Melting Completion (Liquidus), °C 1330
990
Melting Onset (Solidus), °C 1270
870
Specific Heat Capacity, J/kg-K 470
370
Thermal Conductivity, W/m-K 8.5
68
Thermal Expansion, µm/m-K 14
18

Otherwise Unclassified Properties

Base Metal Price, % relative 100
36
Density, g/cm3 8.1
8.7
Embodied Carbon, kg CO2/kg material 6.2
3.8
Embodied Energy, MJ/kg 84
62
Embodied Water, L/kg 440
410

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 31
35
Resilience: Unit (Modulus of Resilience), kJ/m3 160
140
Stiffness to Weight: Axial, points 15
6.9
Stiffness to Weight: Bending, points 24
18
Strength to Weight: Axial, points 19
11
Strength to Weight: Bending, points 19
12
Thermal Diffusivity, mm2/s 2.2
21
Thermal Shock Resistance, points 14
12

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.2
Carbon (C), % 0.050 to 0.25
0
Chromium (Cr), % 27 to 30
0
Cobalt (Co), % 48 to 52
0
Copper (Cu), % 0
85.3 to 89
Iron (Fe), % 9.7 to 24.5
0 to 0.15
Lead (Pb), % 0
0 to 0.25
Manganese (Mn), % 0 to 1.5
0
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 0 to 4.0
0 to 0.5
Niobium (Nb), % 0 to 0.5
0
Phosphorus (P), % 0 to 0.040
0 to 0.3
Silicon (Si), % 0.5 to 1.5
0 to 0.0050
Sulfur (S), % 0 to 0.030
0 to 0.050
Tin (Sn), % 0
11 to 13
Zinc (Zn), % 0
0 to 0.25