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C44500 Brass vs. C69710 Brass

Both C44500 brass and C69710 brass are copper alloys. They have 90% of their average alloy composition in common. There are 26 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 C44500 brass and the bottom bar is C69710 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Poisson's Ratio 0.32
0.32
Shear Modulus, GPa 41
41
Tensile Strength: Ultimate (UTS), MPa 350
470
Tensile Strength: Yield (Proof), MPa 120
230

Thermal Properties

Latent Heat of Fusion, J/g 180
240
Maximum Temperature: Mechanical, °C 140
160
Melting Completion (Liquidus), °C 940
930
Melting Onset (Solidus), °C 900
880
Specific Heat Capacity, J/kg-K 380
400
Thermal Conductivity, W/m-K 110
40
Thermal Expansion, µm/m-K 20
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
8.0
Electrical Conductivity: Equal Weight (Specific), % IACS 27
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 26
26
Density, g/cm3 8.3
8.3
Embodied Carbon, kg CO2/kg material 2.7
2.7
Embodied Energy, MJ/kg 46
44
Embodied Water, L/kg 330
310

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 65
250
Stiffness to Weight: Axial, points 7.2
7.3
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 12
16
Strength to Weight: Bending, points 13
16
Thermal Diffusivity, mm2/s 35
12
Thermal Shock Resistance, points 12
16

Alloy Composition

Arsenic (As), % 0
0.030 to 0.060
Copper (Cu), % 70 to 73
75 to 80
Iron (Fe), % 0 to 0.060
0 to 0.2
Lead (Pb), % 0 to 0.070
0.5 to 1.5
Manganese (Mn), % 0
0 to 0.4
Phosphorus (P), % 0.020 to 0.1
0
Silicon (Si), % 0
2.5 to 3.5
Tin (Sn), % 0.9 to 1.2
0
Zinc (Zn), % 25.2 to 29.1
13.8 to 22
Residuals, % 0
0 to 0.5