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C77400 Nickel Silver vs. C79600 Nickel Silver

Both C77400 nickel silver and C79600 nickel silver are copper alloys. They have a very high 97% 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 C79600 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 25
15
Poisson's Ratio 0.3
0.3
Rockwell B Hardness 73
70
Shear Modulus, GPa 42
43
Shear Strength, MPa 360
290
Tensile Strength: Ultimate (UTS), MPa 570
480
Tensile Strength: Yield (Proof), MPa 250
300

Thermal Properties

Latent Heat of Fusion, J/g 170
180
Maximum Temperature: Mechanical, °C 130
130
Melting Completion (Liquidus), °C 810
930
Melting Onset (Solidus), °C 770
880
Specific Heat Capacity, J/kg-K 390
390
Thermal Expansion, µm/m-K 21
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 31
8.0

Otherwise Unclassified Properties

Base Metal Price, % relative 25
25
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 3.5
3.5
Embodied Energy, MJ/kg 57
57
Embodied Water, L/kg 320
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
63
Resilience: Unit (Modulus of Resilience), kJ/m3 290
400
Stiffness to Weight: Axial, points 7.7
7.8
Stiffness to Weight: Bending, points 20
20
Strength to Weight: Axial, points 20
17
Strength to Weight: Bending, points 19
17
Thermal Shock Resistance, points 18
15

Alloy Composition

Copper (Cu), % 43 to 47
43.5 to 46.5
Lead (Pb), % 0 to 0.2
0.8 to 1.2
Manganese (Mn), % 0
1.5 to 2.5
Nickel (Ni), % 9.0 to 11
9.0 to 11
Zinc (Zn), % 41.3 to 48
38.3 to 45.2
Residuals, % 0
0 to 0.5