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C66200 Brass vs. C69710 Brass

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

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

Metric UnitsUS Customary Units

Mechanical Properties

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

Thermal Properties

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

Electrical Properties

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

Otherwise Unclassified Properties

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

Common Calculations

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

Alloy Composition

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