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C49300 Brass vs. C64800 Bronze

Both C49300 brass and C64800 bronze are copper alloys. They have 61% of their average alloy composition in common.

For each property being compared, the top bar is C49300 brass and the bottom bar is C64800 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
120
Elongation at Break, % 4.5 to 20
8.0
Poisson's Ratio 0.31
0.34
Shear Modulus, GPa 40
44
Shear Strength, MPa 270 to 290
380
Tensile Strength: Ultimate (UTS), MPa 430 to 520
640
Tensile Strength: Yield (Proof), MPa 210 to 410
630

Thermal Properties

Latent Heat of Fusion, J/g 170
220
Maximum Temperature: Mechanical, °C 120
200
Melting Completion (Liquidus), °C 880
1090
Melting Onset (Solidus), °C 840
1030
Specific Heat Capacity, J/kg-K 380
390
Thermal Conductivity, W/m-K 88
260
Thermal Expansion, µm/m-K 20
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 15
65
Electrical Conductivity: Equal Weight (Specific), % IACS 17
66

Otherwise Unclassified Properties

Base Metal Price, % relative 26
33
Density, g/cm3 8.0
8.9
Embodied Carbon, kg CO2/kg material 3.0
2.7
Embodied Energy, MJ/kg 50
43
Embodied Water, L/kg 370
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 21 to 71
51
Resilience: Unit (Modulus of Resilience), kJ/m3 220 to 800
1680
Stiffness to Weight: Axial, points 7.2
7.4
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 15 to 18
20
Strength to Weight: Bending, points 16 to 18
19
Thermal Diffusivity, mm2/s 29
75
Thermal Shock Resistance, points 14 to 18
23

Alloy Composition

Aluminum (Al), % 0 to 0.5
0
Antimony (Sb), % 0 to 0.5
0
Bismuth (Bi), % 0.5 to 2.0
0
Chromium (Cr), % 0
0 to 0.090
Cobalt (Co), % 0
1.0 to 3.0
Copper (Cu), % 58 to 62
92.4 to 98.8
Iron (Fe), % 0 to 0.1
0 to 1.0
Lead (Pb), % 0 to 0.010
0 to 0.050
Manganese (Mn), % 0 to 0.030
0
Nickel (Ni), % 0 to 1.5
0 to 0.5
Phosphorus (P), % 0 to 0.2
0 to 0.5
Selenium (Se), % 0 to 0.2
0
Silicon (Si), % 0 to 0.1
0.2 to 1.0
Tin (Sn), % 1.0 to 1.8
0 to 0.5
Zinc (Zn), % 30.6 to 40.5
0 to 0.5
Residuals, % 0
0 to 0.5