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C86700 Bronze vs. C83400 Brass

Both C86700 bronze and C83400 brass are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 69% 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 C86700 bronze and the bottom bar is C83400 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 17
30
Poisson's Ratio 0.31
0.33
Shear Modulus, GPa 41
42
Tensile Strength: Ultimate (UTS), MPa 630
240
Tensile Strength: Yield (Proof), MPa 250
69

Thermal Properties

Latent Heat of Fusion, J/g 180
200
Maximum Temperature: Mechanical, °C 130
180
Melting Completion (Liquidus), °C 880
1040
Melting Onset (Solidus), °C 860
1020
Specific Heat Capacity, J/kg-K 400
380
Thermal Conductivity, W/m-K 89
190
Thermal Expansion, µm/m-K 20
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 17
44
Electrical Conductivity: Equal Weight (Specific), % IACS 19
46

Otherwise Unclassified Properties

Base Metal Price, % relative 23
29
Density, g/cm3 7.9
8.7
Embodied Carbon, kg CO2/kg material 2.9
2.7
Embodied Energy, MJ/kg 49
43
Embodied Water, L/kg 340
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 86
55
Resilience: Unit (Modulus of Resilience), kJ/m3 290
21
Stiffness to Weight: Axial, points 7.5
7.2
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 22
7.7
Strength to Weight: Bending, points 21
9.9
Thermal Diffusivity, mm2/s 28
57
Thermal Shock Resistance, points 21
8.4

Alloy Composition

Aluminum (Al), % 1.0 to 3.0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.25
Copper (Cu), % 55 to 60
88 to 92
Iron (Fe), % 1.0 to 3.0
0 to 0.25
Lead (Pb), % 0.5 to 1.5
0 to 0.5
Manganese (Mn), % 1.0 to 3.5
0
Nickel (Ni), % 0 to 1.0
0 to 1.0
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
0 to 0.0050
Sulfur (S), % 0
0 to 0.080
Tin (Sn), % 0 to 1.5
0 to 0.2
Zinc (Zn), % 30 to 38
8.0 to 12
Residuals, % 0
0 to 0.7