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C28500 Muntz Metal vs. C84000 Brass

Both C28500 Muntz Metal and C84000 brass are copper alloys. They have 68% 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 C28500 Muntz Metal and the bottom bar is C84000 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 20
27
Poisson's Ratio 0.3
0.33
Shear Modulus, GPa 40
42
Tensile Strength: Ultimate (UTS), MPa 520
250
Tensile Strength: Yield (Proof), MPa 380
140

Thermal Properties

Latent Heat of Fusion, J/g 170
190
Maximum Temperature: Mechanical, °C 110
170
Melting Completion (Liquidus), °C 900
1040
Melting Onset (Solidus), °C 890
940
Specific Heat Capacity, J/kg-K 390
380
Thermal Conductivity, W/m-K 100
72
Thermal Expansion, µm/m-K 21
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 29
16
Electrical Conductivity: Equal Weight (Specific), % IACS 33
17

Otherwise Unclassified Properties

Base Metal Price, % relative 22
30
Density, g/cm3 7.9
8.6
Embodied Carbon, kg CO2/kg material 2.7
3.0
Embodied Energy, MJ/kg 46
49
Embodied Water, L/kg 320
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 94
58
Resilience: Unit (Modulus of Resilience), kJ/m3 700
83
Stiffness to Weight: Axial, points 7.3
7.2
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 18
8.2
Strength to Weight: Bending, points 18
10
Thermal Diffusivity, mm2/s 33
22
Thermal Shock Resistance, points 17
9.0

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.020
Boron (B), % 0
0 to 0.1
Copper (Cu), % 57 to 59
82 to 89
Iron (Fe), % 0 to 0.35
0 to 0.4
Lead (Pb), % 0 to 0.25
0 to 0.090
Manganese (Mn), % 0
0 to 0.010
Nickel (Ni), % 0
0.5 to 2.0
Phosphorus (P), % 0
0 to 0.050
Silicon (Si), % 0
0 to 0.0050
Sulfur (S), % 0
0.1 to 0.65
Tin (Sn), % 0
2.0 to 4.0
Zinc (Zn), % 39.5 to 43
5.0 to 14
Zirconium (Zr), % 0
0 to 0.1
Residuals, % 0
0 to 0.7