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C36500 Muntz Metal vs. C28000 Muntz Metal

Both C36500 Muntz Metal and C28000 Muntz Metal are copper alloys. They have a very high 98% of their average alloy composition in common.

For each property being compared, the top bar is C36500 Muntz Metal and the bottom bar is C28000 Muntz Metal.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
100
Elongation at Break, % 40
10 to 45
Poisson's Ratio 0.3
0.31
Rockwell B Hardness 45
55 to 78
Shear Modulus, GPa 39
40
Shear Strength, MPa 270
230 to 330
Tensile Strength: Ultimate (UTS), MPa 400
330 to 610
Tensile Strength: Yield (Proof), MPa 160
150 to 370

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
900
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 120
120
Thermal Expansion, µm/m-K 21
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 28
28
Electrical Conductivity: Equal Weight (Specific), % IACS 32
31

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
46
Embodied Water, L/kg 320
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
27 to 240
Resilience: Unit (Modulus of Resilience), kJ/m3 120
110 to 670
Stiffness to Weight: Axial, points 7.2
7.2
Stiffness to Weight: Bending, points 20
20
Strength to Weight: Axial, points 14
11 to 21
Strength to Weight: Bending, points 15
13 to 20
Thermal Diffusivity, mm2/s 40
40
Thermal Shock Resistance, points 13
11 to 20

Alloy Composition

Copper (Cu), % 58 to 61
59 to 63
Iron (Fe), % 0 to 0.15
0 to 0.070
Lead (Pb), % 0.25 to 0.7
0 to 0.3
Tin (Sn), % 0 to 0.25
0
Zinc (Zn), % 37.5 to 41.8
36.3 to 41
Residuals, % 0
0 to 0.3