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C47940 Brass vs. C66200 Brass

Both C47940 brass and C66200 brass are copper alloys. They have 75% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is C47940 brass and the bottom bar is C66200 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 14 to 34
8.0 to 15
Poisson's Ratio 0.31
0.33
Shear Modulus, GPa 40
42
Shear Strength, MPa 250 to 310
270 to 300
Tensile Strength: Ultimate (UTS), MPa 380 to 520
450 to 520
Tensile Strength: Yield (Proof), MPa 160 to 390
410 to 480

Thermal Properties

Latent Heat of Fusion, J/g 170
200
Maximum Temperature: Mechanical, °C 130
180
Melting Completion (Liquidus), °C 850
1070
Melting Onset (Solidus), °C 800
1030
Specific Heat Capacity, J/kg-K 380
390
Thermal Conductivity, W/m-K 110
150
Thermal Expansion, µm/m-K 20
18

Otherwise Unclassified Properties

Base Metal Price, % relative 25
29
Density, g/cm3 8.2
8.7
Embodied Carbon, kg CO2/kg material 2.8
2.7
Embodied Energy, MJ/kg 47
43
Embodied Water, L/kg 330
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 68 to 100
40 to 66
Resilience: Unit (Modulus of Resilience), kJ/m3 120 to 740
760 to 1030
Stiffness to Weight: Axial, points 7.1
7.2
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 13 to 17
14 to 17
Strength to Weight: Bending, points 14 to 17
15 to 16
Thermal Diffusivity, mm2/s 36
45
Thermal Shock Resistance, points 13 to 17
16 to 18

Alloy Composition

Copper (Cu), % 63 to 66
86.6 to 91
Iron (Fe), % 0.1 to 1.0
0 to 0.050
Lead (Pb), % 1.0 to 2.0
0 to 0.050
Nickel (Ni), % 0.1 to 0.5
0.3 to 1.0
Phosphorus (P), % 0
0.050 to 0.2
Tin (Sn), % 1.2 to 2.0
0.2 to 0.7
Zinc (Zn), % 28.1 to 34.6
6.5 to 12.9
Residuals, % 0
0 to 0.5