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CC212E Bronze vs. G-CoCr28 Cobalt

CC212E bronze belongs to the copper alloys classification, while G-CoCr28 cobalt belongs to the cobalt alloys. There are 24 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is CC212E bronze and the bottom bar is G-CoCr28 cobalt.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 130
210
Elongation at Break, % 20
6.7
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 47
83
Tensile Strength: Ultimate (UTS), MPa 710
560
Tensile Strength: Yield (Proof), MPa 310
260

Thermal Properties

Latent Heat of Fusion, J/g 230
320
Maximum Temperature: Mechanical, °C 220
1200
Melting Completion (Liquidus), °C 1080
1330
Melting Onset (Solidus), °C 1020
1270
Specific Heat Capacity, J/kg-K 440
470
Thermal Expansion, µm/m-K 18
14

Otherwise Unclassified Properties

Base Metal Price, % relative 27
100
Density, g/cm3 8.2
8.1
Embodied Carbon, kg CO2/kg material 3.4
6.2
Embodied Energy, MJ/kg 55
84
Embodied Water, L/kg 370
440

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
31
Resilience: Unit (Modulus of Resilience), kJ/m3 390
160
Stiffness to Weight: Axial, points 8.5
15
Stiffness to Weight: Bending, points 20
24
Strength to Weight: Axial, points 24
19
Strength to Weight: Bending, points 21
19
Thermal Shock Resistance, points 22
14

Alloy Composition

Aluminum (Al), % 7.0 to 9.0
0
Carbon (C), % 0
0.050 to 0.25
Chromium (Cr), % 0
27 to 30
Cobalt (Co), % 0
48 to 52
Copper (Cu), % 68 to 77
0
Iron (Fe), % 2.0 to 4.0
9.7 to 24.5
Lead (Pb), % 0 to 0.050
0
Magnesium (Mg), % 0 to 0.050
0
Manganese (Mn), % 8.0 to 15
0 to 1.5
Molybdenum (Mo), % 0
0 to 0.5
Nickel (Ni), % 1.5 to 4.5
0 to 4.0
Niobium (Nb), % 0
0 to 0.5
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0 to 0.1
0.5 to 1.5
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 0 to 0.5
0
Zinc (Zn), % 0 to 1.0
0