MakeItFrom.com
Menu (ESC)

C84500 Brass vs. C36500 Muntz Metal

Both C84500 brass and C36500 Muntz Metal are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 72% 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 C84500 brass and the bottom bar is C36500 Muntz Metal.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
100
Elongation at Break, % 28
40
Poisson's Ratio 0.34
0.3
Shear Modulus, GPa 39
39
Tensile Strength: Ultimate (UTS), MPa 240
400
Tensile Strength: Yield (Proof), MPa 97
160

Thermal Properties

Latent Heat of Fusion, J/g 180
170
Maximum Temperature: Mechanical, °C 150
120
Melting Completion (Liquidus), °C 980
900
Melting Onset (Solidus), °C 840
890
Specific Heat Capacity, J/kg-K 360
390
Thermal Conductivity, W/m-K 72
120
Thermal Expansion, µm/m-K 19
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 16
28
Electrical Conductivity: Equal Weight (Specific), % IACS 17
32

Otherwise Unclassified Properties

Base Metal Price, % relative 28
23
Density, g/cm3 8.7
8.0
Embodied Carbon, kg CO2/kg material 2.9
2.7
Embodied Energy, MJ/kg 47
46
Embodied Water, L/kg 340
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 54
130
Resilience: Unit (Modulus of Resilience), kJ/m3 45
120
Stiffness to Weight: Axial, points 6.6
7.2
Stiffness to Weight: Bending, points 18
20
Strength to Weight: Axial, points 7.7
14
Strength to Weight: Bending, points 9.8
15
Thermal Diffusivity, mm2/s 23
40
Thermal Shock Resistance, points 8.6
13

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.25
0
Copper (Cu), % 77 to 79
58 to 61
Iron (Fe), % 0 to 0.4
0 to 0.15
Lead (Pb), % 6.0 to 7.5
0.25 to 0.7
Nickel (Ni), % 0 to 1.0
0
Phosphorus (P), % 0 to 0.020
0
Silicon (Si), % 0 to 0.0050
0
Sulfur (S), % 0 to 0.080
0
Tin (Sn), % 2.0 to 4.0
0 to 0.25
Zinc (Zn), % 10 to 14
37.5 to 41.8
Residuals, % 0
0 to 0.4