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C28000 Muntz Metal vs. C83300 Brass

Both C28000 Muntz Metal and C83300 brass are copper alloys. They have 65% of their average alloy composition in common. There are 28 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 C28000 Muntz Metal and the bottom bar is C83300 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 10 to 45
35
Poisson's Ratio 0.31
0.34
Shear Modulus, GPa 40
42
Tensile Strength: Ultimate (UTS), MPa 330 to 610
220
Tensile Strength: Yield (Proof), MPa 150 to 370
69

Thermal Properties

Latent Heat of Fusion, J/g 170
200
Maximum Temperature: Mechanical, °C 120
180
Melting Completion (Liquidus), °C 900
1060
Melting Onset (Solidus), °C 900
1030
Specific Heat Capacity, J/kg-K 390
380
Thermal Conductivity, W/m-K 120
160
Thermal Expansion, µm/m-K 21
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 28
32
Electrical Conductivity: Equal Weight (Specific), % IACS 31
33

Otherwise Unclassified Properties

Base Metal Price, % relative 23
30
Density, g/cm3 8.0
8.8
Embodied Carbon, kg CO2/kg material 2.7
2.7
Embodied Energy, MJ/kg 46
44
Embodied Water, L/kg 320
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 27 to 240
60
Resilience: Unit (Modulus of Resilience), kJ/m3 110 to 670
21
Stiffness to Weight: Axial, points 7.2
7.0
Stiffness to Weight: Bending, points 20
18
Strength to Weight: Axial, points 11 to 21
6.9
Strength to Weight: Bending, points 13 to 20
9.2
Thermal Diffusivity, mm2/s 40
48
Thermal Shock Resistance, points 11 to 20
7.9

Alloy Composition

Copper (Cu), % 59 to 63
92 to 94
Iron (Fe), % 0 to 0.070
0
Lead (Pb), % 0 to 0.3
1.0 to 2.0
Tin (Sn), % 0
1.0 to 2.0
Zinc (Zn), % 36.3 to 41
2.0 to 6.0
Residuals, % 0
0 to 0.7