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C28000 Muntz Metal vs. C33000 Brass

Both C28000 Muntz Metal and C33000 brass are copper alloys. They have a moderately high 94% of their average alloy composition in common. There are 29 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 C33000 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 10 to 45
7.0 to 60
Poisson's Ratio 0.31
0.31
Shear Modulus, GPa 40
40
Shear Strength, MPa 230 to 330
240 to 300
Tensile Strength: Ultimate (UTS), MPa 330 to 610
320 to 520
Tensile Strength: Yield (Proof), MPa 150 to 370
110 to 450

Thermal Properties

Latent Heat of Fusion, J/g 170
180
Maximum Temperature: Mechanical, °C 120
130
Melting Completion (Liquidus), °C 900
940
Melting Onset (Solidus), °C 900
900
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 120
120
Thermal Expansion, µm/m-K 21
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 28
26
Electrical Conductivity: Equal Weight (Specific), % IACS 31
29

Otherwise Unclassified Properties

Base Metal Price, % relative 23
24
Density, g/cm3 8.0
8.2
Embodied Carbon, kg CO2/kg material 2.7
2.7
Embodied Energy, MJ/kg 46
45
Embodied Water, L/kg 320
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 27 to 240
35 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 110 to 670
60 to 950
Stiffness to Weight: Axial, points 7.2
7.2
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 11 to 21
11 to 18
Strength to Weight: Bending, points 13 to 20
13 to 18
Thermal Diffusivity, mm2/s 40
37
Thermal Shock Resistance, points 11 to 20
11 to 17

Alloy Composition

Copper (Cu), % 59 to 63
65 to 68
Iron (Fe), % 0 to 0.070
0 to 0.070
Lead (Pb), % 0 to 0.3
0.25 to 0.7
Zinc (Zn), % 36.3 to 41
30.8 to 34.8
Residuals, % 0
0 to 0.4

Comparable Variants