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C42600 Brass vs. C69710 Brass

Both C42600 brass and C69710 brass are copper alloys. They have 86% of their average alloy composition in common.

For each property being compared, the top bar is C42600 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, % 1.1 to 40
25
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 42
41
Shear Strength, MPa 280 to 470
300
Tensile Strength: Ultimate (UTS), MPa 410 to 830
470
Tensile Strength: Yield (Proof), MPa 220 to 810
230

Thermal Properties

Latent Heat of Fusion, J/g 200
240
Maximum Temperature: Mechanical, °C 180
160
Melting Completion (Liquidus), °C 1030
930
Melting Onset (Solidus), °C 1010
880
Specific Heat Capacity, J/kg-K 380
400
Thermal Conductivity, W/m-K 110
40
Thermal Expansion, µm/m-K 18
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
8.0
Electrical Conductivity: Equal Weight (Specific), % IACS 26
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 31
26
Density, g/cm3 8.7
8.3
Embodied Carbon, kg CO2/kg material 2.9
2.7
Embodied Energy, MJ/kg 48
44
Embodied Water, L/kg 340
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 9.4 to 140
99
Resilience: Unit (Modulus of Resilience), kJ/m3 230 to 2970
250
Stiffness to Weight: Axial, points 7.1
7.3
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 13 to 27
16
Strength to Weight: Bending, points 14 to 23
16
Thermal Diffusivity, mm2/s 33
12
Thermal Shock Resistance, points 15 to 29
16

Alloy Composition


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Arsenic (As), % 0
0.030 to 0.060
Copper (Cu), % 87 to 90
75 to 80
Iron (Fe), % 0.050 to 0.2
0 to 0.2
Lead (Pb), % 0 to 0.050
0.5 to 1.5
Manganese (Mn), % 0
0 to 0.4
Nickel (Ni), % 0.050 to 0.2
0
Phosphorus (P), % 0.020 to 0.050
0
Silicon (Si), % 0
2.5 to 3.5
Tin (Sn), % 2.5 to 4.0
0
Zinc (Zn), % 5.3 to 10.4
13.8 to 22
Residuals, % 0 to 0.2
0 to 0.5