MakeItFrom.com
Menu (ESC)

C99700 Brass vs. C86100 Bronze

Both C99700 brass and C86100 bronze are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 87% of their average alloy composition in common. There are 26 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 C99700 brass and the bottom bar is C86100 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 25
20
Poisson's Ratio 0.32
0.32
Shear Modulus, GPa 46
43
Tensile Strength: Ultimate (UTS), MPa 380
660
Tensile Strength: Yield (Proof), MPa 170
350

Thermal Properties

Latent Heat of Fusion, J/g 200
200
Maximum Temperature: Mechanical, °C 160
170
Melting Completion (Liquidus), °C 900
940
Melting Onset (Solidus), °C 880
900
Specific Heat Capacity, J/kg-K 410
420
Thermal Expansion, µm/m-K 20
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.0
8.0
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
9.0

Otherwise Unclassified Properties

Base Metal Price, % relative 25
24
Density, g/cm3 8.1
8.0
Embodied Carbon, kg CO2/kg material 3.3
2.9
Embodied Energy, MJ/kg 53
49
Embodied Water, L/kg 320
350

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 78
110
Resilience: Unit (Modulus of Resilience), kJ/m3 120
530
Stiffness to Weight: Axial, points 8.3
7.8
Stiffness to Weight: Bending, points 20
20
Strength to Weight: Axial, points 13
23
Strength to Weight: Bending, points 14
21
Thermal Shock Resistance, points 11
21

Alloy Composition

Aluminum (Al), % 0.5 to 3.0
4.5 to 5.5
Copper (Cu), % 54 to 65.5
66 to 68
Iron (Fe), % 0 to 1.0
2.0 to 4.0
Lead (Pb), % 0 to 2.0
0 to 0.1
Manganese (Mn), % 11 to 15
2.5 to 5.0
Nickel (Ni), % 4.0 to 6.0
0
Tin (Sn), % 0 to 1.0
0 to 0.1
Zinc (Zn), % 19 to 25
17.3 to 25
Residuals, % 0 to 0.3
0