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C91100 Bronze vs. C26000 Brass

Both C91100 bronze and C26000 brass are copper alloys. They have 70% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is C91100 bronze and the bottom bar is C26000 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 2.0
2.5 to 66
Poisson's Ratio 0.34
0.31
Shear Modulus, GPa 39
41
Tensile Strength: Ultimate (UTS), MPa 240
320 to 680
Tensile Strength: Yield (Proof), MPa 170
110 to 570

Thermal Properties

Latent Heat of Fusion, J/g 180
180
Maximum Temperature: Mechanical, °C 160
140
Melting Completion (Liquidus), °C 950
950
Melting Onset (Solidus), °C 820
920
Specific Heat Capacity, J/kg-K 360
390
Thermal Conductivity, W/m-K 63
120
Thermal Expansion, µm/m-K 18
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.0
28
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
31

Otherwise Unclassified Properties

Base Metal Price, % relative 38
25
Density, g/cm3 8.7
8.2
Embodied Carbon, kg CO2/kg material 4.2
2.7
Embodied Energy, MJ/kg 69
45
Embodied Water, L/kg 440
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 4.4
6.1 to 420
Resilience: Unit (Modulus of Resilience), kJ/m3 140
51 to 1490
Stiffness to Weight: Axial, points 6.7
7.2
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 7.7
11 to 23
Strength to Weight: Bending, points 9.9
13 to 21
Thermal Diffusivity, mm2/s 20
38
Thermal Shock Resistance, points 9.1
11 to 23

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.2
0
Bismuth (Bi), % 0
0 to 0.0059
Copper (Cu), % 82 to 85
68.5 to 71.5
Iron (Fe), % 0 to 0.25
0 to 0.050
Lead (Pb), % 0 to 0.25
0 to 0.070
Nickel (Ni), % 0 to 0.5
0
Phosphorus (P), % 0 to 1.0
0
Silicon (Si), % 0 to 0.0050
0
Sulfur (S), % 0 to 0.050
0
Tin (Sn), % 15 to 17
0
Zinc (Zn), % 0 to 0.25
28.1 to 31.5
Residuals, % 0
0 to 0.3