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CC750S Brass vs. C28500 Muntz Metal

Both CC750S brass and C28500 Muntz Metal are copper alloys. They have 89% 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 CC750S brass and the bottom bar is C28500 Muntz Metal.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
100
Elongation at Break, % 13
20
Poisson's Ratio 0.31
0.3
Shear Modulus, GPa 40
40
Tensile Strength: Ultimate (UTS), MPa 200
520
Tensile Strength: Yield (Proof), MPa 80
380

Thermal Properties

Latent Heat of Fusion, J/g 170
170
Maximum Temperature: Mechanical, °C 130
110
Melting Completion (Liquidus), °C 860
900
Melting Onset (Solidus), °C 810
890
Specific Heat Capacity, J/kg-K 380
390
Thermal Conductivity, W/m-K 110
100
Thermal Expansion, µm/m-K 20
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 24
29
Electrical Conductivity: Equal Weight (Specific), % IACS 26
33

Otherwise Unclassified Properties

Base Metal Price, % relative 25
22
Density, g/cm3 8.2
7.9
Embodied Carbon, kg CO2/kg material 2.8
2.7
Embodied Energy, MJ/kg 46
46
Embodied Water, L/kg 330
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 22
94
Resilience: Unit (Modulus of Resilience), kJ/m3 30
700
Stiffness to Weight: Axial, points 7.1
7.3
Stiffness to Weight: Bending, points 19
20
Strength to Weight: Axial, points 6.8
18
Strength to Weight: Bending, points 9.3
18
Thermal Diffusivity, mm2/s 35
33
Thermal Shock Resistance, points 6.7
17

Alloy Composition

Aluminum (Al), % 0 to 0.1
0
Copper (Cu), % 62 to 67
57 to 59
Iron (Fe), % 0 to 0.8
0 to 0.35
Lead (Pb), % 1.0 to 3.0
0 to 0.25
Manganese (Mn), % 0 to 0.2
0
Nickel (Ni), % 0 to 1.0
0
Phosphorus (P), % 0 to 0.050
0
Silicon (Si), % 0 to 0.050
0
Tin (Sn), % 0 to 1.5
0
Zinc (Zn), % 26.3 to 36
39.5 to 43
Residuals, % 0
0 to 0.9