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C28500 Muntz Metal vs. C41500 Brass

Both C28500 Muntz Metal and C41500 brass are copper alloys. They have 65% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is C28500 Muntz Metal and the bottom bar is C41500 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 20
2.0 to 42
Poisson's Ratio 0.3
0.33
Rockwell B Hardness 150
62 to 90
Shear Modulus, GPa 40
42
Shear Strength, MPa 320
220 to 360
Tensile Strength: Ultimate (UTS), MPa 520
340 to 560
Tensile Strength: Yield (Proof), MPa 380
190 to 550

Thermal Properties

Latent Heat of Fusion, J/g 170
200
Maximum Temperature: Mechanical, °C 110
180
Melting Completion (Liquidus), °C 900
1030
Melting Onset (Solidus), °C 890
1010
Specific Heat Capacity, J/kg-K 390
380
Thermal Conductivity, W/m-K 100
120
Thermal Expansion, µm/m-K 21
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 29
28
Electrical Conductivity: Equal Weight (Specific), % IACS 33
29

Otherwise Unclassified Properties

Base Metal Price, % relative 22
30
Density, g/cm3 7.9
8.7
Embodied Carbon, kg CO2/kg material 2.7
2.8
Embodied Energy, MJ/kg 46
45
Embodied Water, L/kg 320
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 94
11 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 700
160 to 1340
Stiffness to Weight: Axial, points 7.3
7.1
Stiffness to Weight: Bending, points 20
18
Strength to Weight: Axial, points 18
11 to 18
Strength to Weight: Bending, points 18
12 to 17
Thermal Diffusivity, mm2/s 33
37
Thermal Shock Resistance, points 17
12 to 20

Alloy Composition

Copper (Cu), % 57 to 59
89 to 93
Iron (Fe), % 0 to 0.35
0 to 0.050
Lead (Pb), % 0 to 0.25
0 to 0.1
Tin (Sn), % 0
1.5 to 2.2
Zinc (Zn), % 39.5 to 43
4.2 to 9.5
Residuals, % 0
0 to 0.5