MakeItFrom.com
Menu (ESC)

CC331G Bronze vs. C84500 Brass

Both CC331G bronze and C84500 brass are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 79% of their average alloy composition in common.

For each property being compared, the top bar is CC331G bronze and the bottom bar is C84500 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140
55
Elastic (Young's, Tensile) Modulus, GPa 110
100
Elongation at Break, % 20
28
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 43
39
Tensile Strength: Ultimate (UTS), MPa 620
240
Tensile Strength: Yield (Proof), MPa 240
97

Thermal Properties

Latent Heat of Fusion, J/g 230
180
Maximum Temperature: Mechanical, °C 220
150
Melting Completion (Liquidus), °C 1060
980
Melting Onset (Solidus), °C 1000
840
Specific Heat Capacity, J/kg-K 440
360
Thermal Conductivity, W/m-K 61
72
Thermal Expansion, µm/m-K 18
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 13
16
Electrical Conductivity: Equal Weight (Specific), % IACS 14
17

Otherwise Unclassified Properties

Base Metal Price, % relative 28
28
Density, g/cm3 8.3
8.7
Embodied Carbon, kg CO2/kg material 3.2
2.9
Embodied Energy, MJ/kg 53
47
Embodied Water, L/kg 390
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 97
54
Resilience: Unit (Modulus of Resilience), kJ/m3 250
45
Stiffness to Weight: Axial, points 7.6
6.6
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 21
7.7
Strength to Weight: Bending, points 19
9.8
Thermal Diffusivity, mm2/s 17
23
Thermal Shock Resistance, points 22
8.6

Alloy Composition

Aluminum (Al), % 8.5 to 10.5
0 to 0.0050
Antimony (Sb), % 0
0 to 0.25
Copper (Cu), % 83 to 86.5
77 to 79
Iron (Fe), % 1.5 to 3.5
0 to 0.4
Lead (Pb), % 0 to 0.1
6.0 to 7.5
Magnesium (Mg), % 0 to 0.050
0
Manganese (Mn), % 0 to 1.0
0
Nickel (Ni), % 0 to 1.5
0 to 1.0
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0 to 0.2
0 to 0.0050
Sulfur (S), % 0
0 to 0.080
Tin (Sn), % 0 to 0.2
2.0 to 4.0
Zinc (Zn), % 0 to 0.5
10 to 14
Residuals, % 0
0 to 0.7