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CC334G Bronze vs. R30155 Cobalt

CC334G bronze belongs to the copper alloys classification, while R30155 cobalt belongs to the iron alloys. There are 27 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is CC334G bronze and the bottom bar is R30155 cobalt.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210
220
Elastic (Young's, Tensile) Modulus, GPa 120
210
Elongation at Break, % 5.6
34
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 45
81
Tensile Strength: Ultimate (UTS), MPa 810
850
Tensile Strength: Yield (Proof), MPa 410
390

Thermal Properties

Latent Heat of Fusion, J/g 240
300
Maximum Temperature: Mechanical, °C 240
1100
Melting Completion (Liquidus), °C 1080
1470
Melting Onset (Solidus), °C 1020
1420
Specific Heat Capacity, J/kg-K 450
450
Thermal Conductivity, W/m-K 41
12
Thermal Expansion, µm/m-K 18
14

Otherwise Unclassified Properties

Base Metal Price, % relative 29
80
Density, g/cm3 8.2
8.5
Embodied Carbon, kg CO2/kg material 3.6
9.7
Embodied Energy, MJ/kg 59
150
Embodied Water, L/kg 390
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 38
230
Resilience: Unit (Modulus of Resilience), kJ/m3 710
370
Stiffness to Weight: Axial, points 8.1
14
Stiffness to Weight: Bending, points 20
23
Strength to Weight: Axial, points 28
28
Strength to Weight: Bending, points 24
24
Thermal Diffusivity, mm2/s 11
3.2
Thermal Shock Resistance, points 28
21

Alloy Composition

Aluminum (Al), % 10 to 12
0
Carbon (C), % 0
0.080 to 0.16
Chromium (Cr), % 0
20 to 22.5
Cobalt (Co), % 0
18.5 to 21
Copper (Cu), % 72 to 84.5
0
Iron (Fe), % 3.0 to 7.0
24.3 to 36.2
Lead (Pb), % 0 to 0.050
0
Magnesium (Mg), % 0 to 0.050
0
Manganese (Mn), % 0 to 2.5
1.0 to 2.0
Molybdenum (Mo), % 0
2.5 to 3.5
Nickel (Ni), % 4.0 to 7.5
19 to 21
Niobium (Nb), % 0
0.75 to 1.3
Nitrogen (N), % 0
0 to 0.2
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0 to 0.1
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Tantalum (Ta), % 0
0.75 to 1.3
Tin (Sn), % 0 to 0.2
0
Tungsten (W), % 0
2.0 to 3.0
Zinc (Zn), % 0 to 0.5
0