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C99700 Brass vs. CC333G Bronze

Both C99700 brass and CC333G bronze are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 69% of their average alloy composition in common. 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 C99700 brass and the bottom bar is CC333G bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
120
Elongation at Break, % 25
13
Poisson's Ratio 0.32
0.34
Shear Modulus, GPa 46
45
Tensile Strength: Ultimate (UTS), MPa 380
710
Tensile Strength: Yield (Proof), MPa 170
310

Thermal Properties

Latent Heat of Fusion, J/g 200
230
Maximum Temperature: Mechanical, °C 160
230
Melting Completion (Liquidus), °C 900
1080
Melting Onset (Solidus), °C 880
1020
Specific Heat Capacity, J/kg-K 410
440
Thermal Expansion, µm/m-K 20
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.0
7.5
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
8.1

Otherwise Unclassified Properties

Base Metal Price, % relative 25
29
Density, g/cm3 8.1
8.3
Embodied Carbon, kg CO2/kg material 3.3
3.5
Embodied Energy, MJ/kg 53
56
Embodied Water, L/kg 320
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 78
75
Resilience: Unit (Modulus of Resilience), kJ/m3 120
410
Stiffness to Weight: Axial, points 8.3
8.0
Stiffness to Weight: Bending, points 20
20
Strength to Weight: Axial, points 13
24
Strength to Weight: Bending, points 14
21
Thermal Shock Resistance, points 11
24

Alloy Composition

Aluminum (Al), % 0.5 to 3.0
8.5 to 10.5
Bismuth (Bi), % 0
0 to 0.010
Chromium (Cr), % 0
0 to 0.050
Copper (Cu), % 54 to 65.5
76 to 83
Iron (Fe), % 0 to 1.0
3.0 to 5.5
Lead (Pb), % 0 to 2.0
0 to 0.030
Magnesium (Mg), % 0
0 to 0.050
Manganese (Mn), % 11 to 15
0 to 3.0
Nickel (Ni), % 4.0 to 6.0
3.7 to 6.0
Silicon (Si), % 0
0 to 0.1
Tin (Sn), % 0 to 1.0
0 to 0.1
Zinc (Zn), % 19 to 25
0 to 0.5
Residuals, % 0 to 0.3
0