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C61500 Bronze vs. C87900 Brass

Both C61500 bronze and C87900 brass are copper alloys. They have 66% of their average alloy composition in common. There are 28 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 C61500 bronze and the bottom bar is C87900 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 3.0 to 55
25
Poisson's Ratio 0.34
0.31
Shear Modulus, GPa 42
41
Tensile Strength: Ultimate (UTS), MPa 480 to 970
480
Tensile Strength: Yield (Proof), MPa 150 to 720
240

Thermal Properties

Latent Heat of Fusion, J/g 220
190
Maximum Temperature: Mechanical, °C 220
130
Melting Completion (Liquidus), °C 1040
930
Melting Onset (Solidus), °C 1030
900
Specific Heat Capacity, J/kg-K 430
390
Thermal Conductivity, W/m-K 58
120
Thermal Expansion, µm/m-K 18
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 13
15
Electrical Conductivity: Equal Weight (Specific), % IACS 13
17

Otherwise Unclassified Properties

Base Metal Price, % relative 29
24
Density, g/cm3 8.4
8.1
Embodied Carbon, kg CO2/kg material 3.2
2.7
Embodied Energy, MJ/kg 52
46
Embodied Water, L/kg 380
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 27 to 200
100
Resilience: Unit (Modulus of Resilience), kJ/m3 100 to 2310
270
Stiffness to Weight: Axial, points 7.5
7.3
Stiffness to Weight: Bending, points 19
20
Strength to Weight: Axial, points 16 to 32
17
Strength to Weight: Bending, points 16 to 26
17
Thermal Diffusivity, mm2/s 16
37
Thermal Shock Resistance, points 17 to 34
16

Alloy Composition

Aluminum (Al), % 7.7 to 8.3
0 to 0.15
Antimony (Sb), % 0
0 to 0.050
Arsenic (As), % 0
0 to 0.050
Copper (Cu), % 89 to 90.5
63 to 69.2
Iron (Fe), % 0
0 to 0.4
Lead (Pb), % 0 to 0.015
0 to 0.25
Manganese (Mn), % 0
0 to 0.15
Nickel (Ni), % 1.8 to 2.2
0 to 0.5
Phosphorus (P), % 0
0 to 0.010
Silicon (Si), % 0
0.8 to 1.2
Sulfur (S), % 0
0 to 0.050
Tin (Sn), % 0
0 to 0.25
Zinc (Zn), % 0
30 to 36
Residuals, % 0 to 0.5
0