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C69710 Brass vs. C66200 Brass

Both C69710 brass and C66200 brass are copper alloys. They have 88% of their average alloy composition in common.

For each property being compared, the top bar is C69710 brass and the bottom bar is C66200 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 25
8.0 to 15
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 41
42
Shear Strength, MPa 300
270 to 300
Tensile Strength: Ultimate (UTS), MPa 470
450 to 520
Tensile Strength: Yield (Proof), MPa 230
410 to 480

Thermal Properties

Latent Heat of Fusion, J/g 240
200
Maximum Temperature: Mechanical, °C 160
180
Melting Completion (Liquidus), °C 930
1070
Melting Onset (Solidus), °C 880
1030
Specific Heat Capacity, J/kg-K 400
390
Thermal Conductivity, W/m-K 40
150
Thermal Expansion, µm/m-K 19
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.0
35
Electrical Conductivity: Equal Weight (Specific), % IACS 8.7
36

Otherwise Unclassified Properties

Base Metal Price, % relative 26
29
Density, g/cm3 8.3
8.7
Embodied Carbon, kg CO2/kg material 2.7
2.7
Embodied Energy, MJ/kg 44
43
Embodied Water, L/kg 310
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 99
40 to 66
Resilience: Unit (Modulus of Resilience), kJ/m3 250
760 to 1030
Stiffness to Weight: Axial, points 7.3
7.2
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 16
14 to 17
Strength to Weight: Bending, points 16
15 to 16
Thermal Diffusivity, mm2/s 12
45
Thermal Shock Resistance, points 16
16 to 18

Alloy Composition

Arsenic (As), % 0.030 to 0.060
0
Copper (Cu), % 75 to 80
86.6 to 91
Iron (Fe), % 0 to 0.2
0 to 0.050
Lead (Pb), % 0.5 to 1.5
0 to 0.050
Manganese (Mn), % 0 to 0.4
0
Nickel (Ni), % 0
0.3 to 1.0
Phosphorus (P), % 0
0.050 to 0.2
Silicon (Si), % 2.5 to 3.5
0
Tin (Sn), % 0
0.2 to 0.7
Zinc (Zn), % 13.8 to 22
6.5 to 12.9
Residuals, % 0
0 to 0.5