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C36500 Muntz Metal vs. C34200 Brass

Both C36500 Muntz Metal and C34200 brass are copper alloys. They have a moderately high 94% 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 C36500 Muntz Metal and the bottom bar is C34200 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
100
Elongation at Break, % 40
3.0 to 17
Poisson's Ratio 0.3
0.31
Rockwell B Hardness 45
53 to 91
Shear Modulus, GPa 39
40
Shear Strength, MPa 270
230 to 360
Tensile Strength: Ultimate (UTS), MPa 400
370 to 650
Tensile Strength: Yield (Proof), MPa 160
150 to 420

Thermal Properties

Latent Heat of Fusion, J/g 170
170
Maximum Temperature: Mechanical, °C 120
120
Melting Completion (Liquidus), °C 900
910
Melting Onset (Solidus), °C 890
890
Specific Heat Capacity, J/kg-K 390
380
Thermal Conductivity, W/m-K 120
120
Thermal Expansion, µm/m-K 21
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 28
26
Electrical Conductivity: Equal Weight (Specific), % IACS 32
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
2.6
Embodied Energy, MJ/kg 46
45
Embodied Water, L/kg 320
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
9.0 to 98
Resilience: Unit (Modulus of Resilience), kJ/m3 120
110 to 870
Stiffness to Weight: Axial, points 7.2
7.1
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 14
13 to 22
Strength to Weight: Bending, points 15
14 to 20
Thermal Diffusivity, mm2/s 40
37
Thermal Shock Resistance, points 13
12 to 22

Alloy Composition

Copper (Cu), % 58 to 61
62 to 65
Iron (Fe), % 0 to 0.15
0 to 0.1
Lead (Pb), % 0.25 to 0.7
1.5 to 2.5
Tin (Sn), % 0 to 0.25
0
Zinc (Zn), % 37.5 to 41.8
32 to 36.5
Residuals, % 0
0 to 0.4