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C69710 Brass vs. C44400 Brass

Both C69710 brass and C44400 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 C69710 brass and the bottom bar is C44400 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 470
350
Tensile Strength: Yield (Proof), MPa 230
120

Thermal Properties

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

Electrical Properties

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

Otherwise Unclassified Properties

Base Metal Price, % relative 26
26
Density, g/cm3 8.3
8.3
Embodied Carbon, kg CO2/kg material 2.7
2.8
Embodied Energy, MJ/kg 44
46
Embodied Water, L/kg 310
330

Common Calculations

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

Alloy Composition

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