MakeItFrom.com
Menu (ESC)

C91100 Bronze vs. C87300 Bronze

Both C91100 bronze and C87300 bronze are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 84% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is C91100 bronze and the bottom bar is C87300 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
120
Elongation at Break, % 2.0
22
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 39
43
Tensile Strength: Ultimate (UTS), MPa 240
350
Tensile Strength: Yield (Proof), MPa 170
140

Thermal Properties

Latent Heat of Fusion, J/g 180
280
Maximum Temperature: Mechanical, °C 160
200
Melting Completion (Liquidus), °C 950
970
Melting Onset (Solidus), °C 820
820
Specific Heat Capacity, J/kg-K 360
410
Thermal Conductivity, W/m-K 63
28
Thermal Expansion, µm/m-K 18
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.0
6.1
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
6.4

Otherwise Unclassified Properties

Base Metal Price, % relative 38
29
Density, g/cm3 8.7
8.6
Embodied Carbon, kg CO2/kg material 4.2
2.7
Embodied Energy, MJ/kg 69
42
Embodied Water, L/kg 440
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 4.4
62
Resilience: Unit (Modulus of Resilience), kJ/m3 140
86
Stiffness to Weight: Axial, points 6.7
7.5
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 7.7
11
Strength to Weight: Bending, points 9.9
13
Thermal Diffusivity, mm2/s 20
8.0
Thermal Shock Resistance, points 9.1
13

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.2
0
Copper (Cu), % 82 to 85
94 to 95.7
Iron (Fe), % 0 to 0.25
0 to 0.2
Lead (Pb), % 0 to 0.25
0 to 0.2
Manganese (Mn), % 0
0.8 to 1.5
Nickel (Ni), % 0 to 0.5
0
Phosphorus (P), % 0 to 1.0
0
Silicon (Si), % 0 to 0.0050
3.5 to 5.0
Sulfur (S), % 0 to 0.050
0
Tin (Sn), % 15 to 17
0
Zinc (Zn), % 0 to 0.25
0 to 0.25
Residuals, % 0
0 to 0.5