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C91100 Bronze vs. C49300 Brass

Both C91100 bronze and C49300 brass are copper alloys. They have 62% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is C91100 bronze and the bottom bar is C49300 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
100
Elongation at Break, % 2.0
4.5 to 20
Poisson's Ratio 0.34
0.31
Shear Modulus, GPa 39
40
Tensile Strength: Ultimate (UTS), MPa 240
430 to 520
Tensile Strength: Yield (Proof), MPa 170
210 to 410

Thermal Properties

Latent Heat of Fusion, J/g 180
170
Maximum Temperature: Mechanical, °C 160
120
Melting Completion (Liquidus), °C 950
880
Melting Onset (Solidus), °C 820
840
Specific Heat Capacity, J/kg-K 360
380
Thermal Conductivity, W/m-K 63
88
Thermal Expansion, µm/m-K 18
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.0
15
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
17

Otherwise Unclassified Properties

Base Metal Price, % relative 38
26
Density, g/cm3 8.7
8.0
Embodied Carbon, kg CO2/kg material 4.2
3.0
Embodied Energy, MJ/kg 69
50
Embodied Water, L/kg 440
370

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 4.4
21 to 71
Resilience: Unit (Modulus of Resilience), kJ/m3 140
220 to 800
Stiffness to Weight: Axial, points 6.7
7.2
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 7.7
15 to 18
Strength to Weight: Bending, points 9.9
16 to 18
Thermal Diffusivity, mm2/s 20
29
Thermal Shock Resistance, points 9.1
14 to 18

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0 to 0.5
Antimony (Sb), % 0 to 0.2
0 to 0.5
Bismuth (Bi), % 0
0.5 to 2.0
Copper (Cu), % 82 to 85
58 to 62
Iron (Fe), % 0 to 0.25
0 to 0.1
Lead (Pb), % 0 to 0.25
0 to 0.010
Manganese (Mn), % 0
0 to 0.030
Nickel (Ni), % 0 to 0.5
0 to 1.5
Phosphorus (P), % 0 to 1.0
0 to 0.2
Selenium (Se), % 0
0 to 0.2
Silicon (Si), % 0 to 0.0050
0 to 0.1
Sulfur (S), % 0 to 0.050
0
Tin (Sn), % 15 to 17
1.0 to 1.8
Zinc (Zn), % 0 to 0.25
30.6 to 40.5
Residuals, % 0
0 to 0.5