MakeItFrom.com
Menu (ESC)

CC767S Brass vs. R31233 Cobalt

CC767S brass belongs to the copper alloys classification, while R31233 cobalt belongs to the cobalt 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 CC767S brass and the bottom bar is R31233 cobalt.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
220
Elongation at Break, % 34
17
Poisson's Ratio 0.31
0.29
Shear Modulus, GPa 40
85
Tensile Strength: Ultimate (UTS), MPa 430
1020
Tensile Strength: Yield (Proof), MPa 150
420

Thermal Properties

Latent Heat of Fusion, J/g 180
320
Melting Completion (Liquidus), °C 840
1350
Melting Onset (Solidus), °C 790
1330
Specific Heat Capacity, J/kg-K 390
440
Thermal Conductivity, W/m-K 110
12
Thermal Expansion, µm/m-K 21
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 32
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 36
2.1

Otherwise Unclassified Properties

Density, g/cm3 8.0
8.6
Embodied Carbon, kg CO2/kg material 2.7
8.4
Embodied Energy, MJ/kg 47
110
Embodied Water, L/kg 330
480

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
140
Resilience: Unit (Modulus of Resilience), kJ/m3 100
410
Stiffness to Weight: Axial, points 7.3
14
Stiffness to Weight: Bending, points 20
23
Strength to Weight: Axial, points 15
33
Strength to Weight: Bending, points 16
26
Thermal Diffusivity, mm2/s 34
3.2
Thermal Shock Resistance, points 14
25

Alloy Composition

Aluminum (Al), % 0.1 to 0.8
0
Boron (B), % 0
0 to 0.015
Carbon (C), % 0
0.020 to 0.1
Chromium (Cr), % 0
23.5 to 27.5
Cobalt (Co), % 0
44.7 to 63.3
Copper (Cu), % 58 to 64
0
Iron (Fe), % 0 to 0.5
1.0 to 5.0
Lead (Pb), % 0 to 0.1
0
Manganese (Mn), % 0 to 0.5
0.1 to 1.5
Molybdenum (Mo), % 0
4.0 to 6.0
Nickel (Ni), % 0 to 1.0
7.0 to 11
Nitrogen (N), % 0
0.030 to 0.12
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0 to 0.2
0.050 to 1.0
Sulfur (S), % 0
0 to 0.020
Tin (Sn), % 0 to 0.1
0
Tungsten (W), % 0
1.0 to 3.0
Zinc (Zn), % 32.8 to 41.9
0