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C84500 Brass vs. C47940 Brass

Both C84500 brass and C47940 brass are copper alloys. They have 80% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is C84500 brass and the bottom bar is C47940 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
100
Elongation at Break, % 28
14 to 34
Poisson's Ratio 0.34
0.31
Shear Modulus, GPa 39
40
Tensile Strength: Ultimate (UTS), MPa 240
380 to 520
Tensile Strength: Yield (Proof), MPa 97
160 to 390

Thermal Properties

Latent Heat of Fusion, J/g 180
170
Maximum Temperature: Mechanical, °C 150
130
Melting Completion (Liquidus), °C 980
850
Melting Onset (Solidus), °C 840
800
Specific Heat Capacity, J/kg-K 360
380
Thermal Conductivity, W/m-K 72
110
Thermal Expansion, µm/m-K 19
20

Otherwise Unclassified Properties

Base Metal Price, % relative 28
25
Density, g/cm3 8.7
8.2
Embodied Carbon, kg CO2/kg material 2.9
2.8
Embodied Energy, MJ/kg 47
47
Embodied Water, L/kg 340
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 54
68 to 100
Resilience: Unit (Modulus of Resilience), kJ/m3 45
120 to 740
Stiffness to Weight: Axial, points 6.6
7.1
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 7.7
13 to 17
Strength to Weight: Bending, points 9.8
14 to 17
Thermal Diffusivity, mm2/s 23
36
Thermal Shock Resistance, points 8.6
13 to 17

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.25
0
Copper (Cu), % 77 to 79
63 to 66
Iron (Fe), % 0 to 0.4
0.1 to 1.0
Lead (Pb), % 6.0 to 7.5
1.0 to 2.0
Nickel (Ni), % 0 to 1.0
0.1 to 0.5
Phosphorus (P), % 0 to 0.020
0
Silicon (Si), % 0 to 0.0050
0
Sulfur (S), % 0 to 0.080
0
Tin (Sn), % 2.0 to 4.0
1.2 to 2.0
Zinc (Zn), % 10 to 14
28.1 to 34.6
Residuals, % 0
0 to 0.4