MakeItFrom.com
Menu (ESC)

C95820 Bronze vs. EN 2.4964 Cobalt

C95820 bronze belongs to the copper alloys classification, while EN 2.4964 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 C95820 bronze and the bottom bar is EN 2.4964 cobalt.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
220
Elongation at Break, % 15
40
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 44
86
Tensile Strength: Ultimate (UTS), MPa 730
960
Tensile Strength: Yield (Proof), MPa 310
390

Thermal Properties

Latent Heat of Fusion, J/g 230
290
Melting Completion (Liquidus), °C 1080
1630
Melting Onset (Solidus), °C 1020
1550
Specific Heat Capacity, J/kg-K 440
400
Thermal Conductivity, W/m-K 38
15
Thermal Expansion, µm/m-K 17
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.5
1.9
Electrical Conductivity: Equal Weight (Specific), % IACS 8.2
1.8

Otherwise Unclassified Properties

Density, g/cm3 8.3
9.6
Embodied Carbon, kg CO2/kg material 3.5
9.8
Embodied Energy, MJ/kg 56
140
Embodied Water, L/kg 380
450

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 86
310
Resilience: Unit (Modulus of Resilience), kJ/m3 400
340
Stiffness to Weight: Axial, points 8.0
13
Stiffness to Weight: Bending, points 20
21
Strength to Weight: Axial, points 24
28
Strength to Weight: Bending, points 22
23
Thermal Diffusivity, mm2/s 11
3.9
Thermal Shock Resistance, points 25
25

Alloy Composition

Aluminum (Al), % 9.0 to 10
0
Carbon (C), % 0
0.050 to 0.15
Chromium (Cr), % 0
19 to 21
Cobalt (Co), % 0
46.4 to 58
Copper (Cu), % 77.5 to 82.5
0
Iron (Fe), % 4.0 to 5.0
0 to 3.0
Lead (Pb), % 0 to 0.020
0
Manganese (Mn), % 0 to 1.5
0 to 2.0
Nickel (Ni), % 4.5 to 5.8
9.0 to 11
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0 to 0.1
0 to 0.4
Sulfur (S), % 0
0 to 0.015
Tin (Sn), % 0 to 0.020
0
Tungsten (W), % 0
14 to 16
Zinc (Zn), % 0 to 0.2
0
Residuals, % 0 to 0.8
0