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C69700 Brass vs. C16500 Copper

Both C69700 brass and C16500 copper are copper alloys. They have 78% of their average alloy composition in common. There are 27 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 C69700 brass and the bottom bar is C16500 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 25
1.5 to 53
Poisson's Ratio 0.32
0.34
Shear Modulus, GPa 41
43
Shear Strength, MPa 300
200 to 310
Tensile Strength: Ultimate (UTS), MPa 470
280 to 530
Tensile Strength: Yield (Proof), MPa 230
97 to 520

Thermal Properties

Latent Heat of Fusion, J/g 240
210
Maximum Temperature: Mechanical, °C 160
340
Melting Completion (Liquidus), °C 930
1070
Melting Onset (Solidus), °C 880
1010
Specific Heat Capacity, J/kg-K 400
380
Thermal Conductivity, W/m-K 43
250
Thermal Expansion, µm/m-K 19
17

Otherwise Unclassified Properties

Base Metal Price, % relative 26
31
Density, g/cm3 8.3
8.9
Embodied Carbon, kg CO2/kg material 2.7
2.6
Embodied Energy, MJ/kg 44
42
Embodied Water, L/kg 310
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 99
7.8 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 250
41 to 1160
Stiffness to Weight: Axial, points 7.3
7.1
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 16
8.6 to 17
Strength to Weight: Bending, points 16
11 to 16
Thermal Diffusivity, mm2/s 13
74
Thermal Shock Resistance, points 16
9.8 to 19

Alloy Composition

Cadmium (Cd), % 0
0.6 to 1.0
Copper (Cu), % 75 to 80
97.8 to 98.9
Iron (Fe), % 0 to 0.2
0 to 0.020
Lead (Pb), % 0.5 to 1.5
0
Manganese (Mn), % 0 to 0.4
0
Silicon (Si), % 2.5 to 3.5
0
Tin (Sn), % 0
0.5 to 0.7
Zinc (Zn), % 13.9 to 22
0
Residuals, % 0
0 to 0.5