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G-CoCr28 Cobalt vs. C35600 Brass

G-CoCr28 cobalt belongs to the cobalt alloys classification, while C35600 brass belongs to the copper alloys. There are 22 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is G-CoCr28 cobalt and the bottom bar is C35600 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
100
Poisson's Ratio 0.28
0.31
Shear Modulus, GPa 83
39
Tensile Strength: Ultimate (UTS), MPa 560
340 to 650

Thermal Properties

Latent Heat of Fusion, J/g 320
170
Maximum Temperature: Mechanical, °C 1200
120
Melting Completion (Liquidus), °C 1330
900
Melting Onset (Solidus), °C 1270
890
Specific Heat Capacity, J/kg-K 470
380
Thermal Conductivity, W/m-K 8.5
120
Thermal Expansion, µm/m-K 14
21

Otherwise Unclassified Properties

Base Metal Price, % relative 100
23
Density, g/cm3 8.1
8.1
Embodied Carbon, kg CO2/kg material 6.2
2.6
Embodied Energy, MJ/kg 84
45
Embodied Water, L/kg 440
320

Common Calculations

Stiffness to Weight: Axial, points 15
7.0
Stiffness to Weight: Bending, points 24
19
Strength to Weight: Axial, points 19
11 to 22
Strength to Weight: Bending, points 19
13 to 21
Thermal Diffusivity, mm2/s 2.2
38
Thermal Shock Resistance, points 14
11 to 22

Alloy Composition

Carbon (C), % 0.050 to 0.25
0
Chromium (Cr), % 27 to 30
0
Cobalt (Co), % 48 to 52
0
Copper (Cu), % 0
60 to 63
Iron (Fe), % 9.7 to 24.5
0 to 0.1
Lead (Pb), % 0
2.0 to 3.0
Manganese (Mn), % 0 to 1.5
0
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 0 to 4.0
0
Niobium (Nb), % 0 to 0.5
0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0.5 to 1.5
0
Sulfur (S), % 0 to 0.030
0
Zinc (Zn), % 0
33.4 to 38
Residuals, % 0
0 to 0.5