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C36500 Muntz Metal vs. C46500 Brass

Both C36500 Muntz Metal and C46500 brass are copper alloys. They have a very high 98% 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 C46500 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
100
Elongation at Break, % 40
18 to 50
Poisson's Ratio 0.3
0.31
Rockwell B Hardness 45
55 to 95
Shear Modulus, GPa 39
40
Shear Strength, MPa 270
280 to 380
Tensile Strength: Ultimate (UTS), MPa 400
380 to 610
Tensile Strength: Yield (Proof), MPa 160
190 to 490

Thermal Properties

Latent Heat of Fusion, J/g 170
170
Maximum Temperature: Mechanical, °C 120
120
Melting Completion (Liquidus), °C 900
900
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
23
Density, g/cm3 8.0
8.0
Embodied Carbon, kg CO2/kg material 2.7
2.7
Embodied Energy, MJ/kg 46
47
Embodied Water, L/kg 320
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
99 to 160
Resilience: Unit (Modulus of Resilience), kJ/m3 120
170 to 1170
Stiffness to Weight: Axial, points 7.2
7.2
Stiffness to Weight: Bending, points 20
20
Strength to Weight: Axial, points 14
13 to 21
Strength to Weight: Bending, points 15
15 to 20
Thermal Diffusivity, mm2/s 40
38
Thermal Shock Resistance, points 13
13 to 20

Alloy Composition

Arsenic (As), % 0
0.020 to 0.060
Copper (Cu), % 58 to 61
59 to 62
Iron (Fe), % 0 to 0.15
0 to 0.1
Lead (Pb), % 0.25 to 0.7
0 to 0.2
Tin (Sn), % 0 to 0.25
0.5 to 1.0
Zinc (Zn), % 37.5 to 41.8
36.2 to 40.5
Residuals, % 0
0 to 0.4