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C36500 Muntz Metal vs. C23400 Brass

Both C36500 Muntz Metal and C23400 brass are copper alloys. They have 77% of their average alloy composition in common. There are 23 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is C36500 Muntz Metal and the bottom bar is C23400 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Poisson's Ratio 0.3
0.32
Rockwell B Hardness 45
52 to 91
Shear Modulus, GPa 39
42
Tensile Strength: Ultimate (UTS), MPa 400
370 to 640

Thermal Properties

Latent Heat of Fusion, J/g 170
190
Maximum Temperature: Mechanical, °C 120
160
Melting Completion (Liquidus), °C 900
970
Melting Onset (Solidus), °C 890
930
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 120
120
Thermal Expansion, µm/m-K 21
19

Otherwise Unclassified Properties

Base Metal Price, % relative 23
27
Density, g/cm3 8.0
8.5
Embodied Carbon, kg CO2/kg material 2.7
2.6
Embodied Energy, MJ/kg 46
43
Embodied Water, L/kg 320
320

Common Calculations

Stiffness to Weight: Axial, points 7.2
7.2
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 14
12 to 21
Strength to Weight: Bending, points 15
13 to 19
Thermal Diffusivity, mm2/s 40
36
Thermal Shock Resistance, points 13
12 to 22

Alloy Composition

Copper (Cu), % 58 to 61
81 to 84
Iron (Fe), % 0 to 0.15
0 to 0.050
Lead (Pb), % 0.25 to 0.7
0 to 0.050
Tin (Sn), % 0 to 0.25
0
Zinc (Zn), % 37.5 to 41.8
15.7 to 19
Residuals, % 0
0 to 0.2