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C19800 Copper vs. C69710 Brass

Both C19800 copper and C69710 brass are copper alloys. They have 79% of their average alloy composition in common.

For each property being compared, the top bar is C19800 copper and the bottom bar is C69710 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 9.0 to 12
25
Poisson's Ratio 0.34
0.32
Shear Modulus, GPa 43
41
Shear Strength, MPa 260 to 330
300
Tensile Strength: Ultimate (UTS), MPa 430 to 550
470
Tensile Strength: Yield (Proof), MPa 420 to 550
230

Thermal Properties

Latent Heat of Fusion, J/g 210
240
Maximum Temperature: Mechanical, °C 200
160
Melting Completion (Liquidus), °C 1070
930
Melting Onset (Solidus), °C 1050
880
Specific Heat Capacity, J/kg-K 390
400
Thermal Conductivity, W/m-K 260
40
Thermal Expansion, µm/m-K 18
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 61
8.0
Electrical Conductivity: Equal Weight (Specific), % IACS 62
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 30
26
Density, g/cm3 8.9
8.3
Embodied Carbon, kg CO2/kg material 2.8
2.7
Embodied Energy, MJ/kg 43
44
Embodied Water, L/kg 320
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 49 to 52
99
Resilience: Unit (Modulus of Resilience), kJ/m3 770 to 1320
250
Stiffness to Weight: Axial, points 7.2
7.3
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 14 to 17
16
Strength to Weight: Bending, points 14 to 17
16
Thermal Diffusivity, mm2/s 75
12
Thermal Shock Resistance, points 15 to 20
16

Alloy Composition

Arsenic (As), % 0
0.030 to 0.060
Copper (Cu), % 95.7 to 99.47
75 to 80
Iron (Fe), % 0.020 to 0.5
0 to 0.2
Lead (Pb), % 0
0.5 to 1.5
Magnesium (Mg), % 0.1 to 1.0
0
Manganese (Mn), % 0
0 to 0.4
Phosphorus (P), % 0.010 to 0.1
0
Silicon (Si), % 0
2.5 to 3.5
Tin (Sn), % 0.1 to 1.0
0
Zinc (Zn), % 0.3 to 1.5
13.8 to 22
Residuals, % 0
0 to 0.5