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C77400 Nickel Silver vs. C28500 Muntz Metal

Both C77400 nickel silver and C28500 Muntz Metal are copper alloys. They have 87% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is C77400 nickel silver and the bottom bar is C28500 Muntz Metal.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
100
Elongation at Break, % 25
20
Poisson's Ratio 0.3
0.3
Rockwell B Hardness 73
150
Shear Modulus, GPa 42
40
Shear Strength, MPa 360
320
Tensile Strength: Ultimate (UTS), MPa 570
520
Tensile Strength: Yield (Proof), MPa 250
380

Thermal Properties

Latent Heat of Fusion, J/g 170
170
Maximum Temperature: Mechanical, °C 130
110
Melting Completion (Liquidus), °C 810
900
Melting Onset (Solidus), °C 770
890
Specific Heat Capacity, J/kg-K 390
390
Thermal Expansion, µm/m-K 21
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
29
Electrical Conductivity: Equal Weight (Specific), % IACS 31
33

Otherwise Unclassified Properties

Base Metal Price, % relative 25
22
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 3.5
2.7
Embodied Energy, MJ/kg 57
46
Embodied Water, L/kg 320
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
94
Resilience: Unit (Modulus of Resilience), kJ/m3 290
700
Stiffness to Weight: Axial, points 7.7
7.3
Stiffness to Weight: Bending, points 20
20
Strength to Weight: Axial, points 20
18
Strength to Weight: Bending, points 19
18
Thermal Shock Resistance, points 18
17

Alloy Composition

Copper (Cu), % 43 to 47
57 to 59
Iron (Fe), % 0
0 to 0.35
Lead (Pb), % 0 to 0.2
0 to 0.25
Nickel (Ni), % 9.0 to 11
0
Zinc (Zn), % 41.3 to 48
39.5 to 43
Residuals, % 0
0 to 0.9