C77600 Nickel Silver vs. C77000 Nickel Silver

Both C77600 nickel silver and C77000 nickel silver are copper alloys. They have 83% of their average alloy composition in common. There are 23 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is C77600 nickel silver and the bottom bar is C77000 nickel silver.

UNS C77600 Nickel Silver UNS C77000 (CW410J) Nickel Silver

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		110
Elastic (Young's, Tensile) Modulus, GPa		120

Poisson's Ratio		0.3
Poisson's Ratio		0.31

Rockwell B Hardness		83
Rockwell B Hardness		52 to 99

Shear Modulus, GPa		43
Shear Modulus, GPa		46

Tensile Strength: Ultimate (UTS), MPa		630
Tensile Strength: Ultimate (UTS), MPa		420 to 800

Thermal Properties

Latent Heat of Fusion, J/g		180
Latent Heat of Fusion, J/g		200

Maximum Temperature: Mechanical, °C		140
Maximum Temperature: Mechanical, °C		180

Melting Completion (Liquidus), °C		830
Melting Completion (Liquidus), °C		1050

Melting Onset (Solidus), °C		790
Melting Onset (Solidus), °C		1000

Specific Heat Capacity, J/kg-K		390
Specific Heat Capacity, J/kg-K		400

Thermal Expansion, µm/m-K		20
Thermal Expansion, µm/m-K		17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS		27
Electrical Conductivity: Equal Volume, % IACS		5.5

Electrical Conductivity: Equal Weight (Specific), % IACS		31
Electrical Conductivity: Equal Weight (Specific), % IACS		6.0

Otherwise Unclassified Properties

Base Metal Price, % relative		27
Base Metal Price, % relative		31

Density, g/cm³		7.9
Density, g/cm³		8.3

Embodied Carbon, kg CO₂/kg material		3.7
Embodied Carbon, kg CO₂/kg material		4.1

Embodied Energy, MJ/kg		60
Embodied Energy, MJ/kg		63

Embodied Water, L/kg		310
Embodied Water, L/kg		300

Common Calculations

Stiffness to Weight: Axial, points		7.9
Stiffness to Weight: Axial, points		8.1

Stiffness to Weight: Bending, points		20
Stiffness to Weight: Bending, points		20

Strength to Weight: Axial, points		22
Strength to Weight: Axial, points		14 to 27

Strength to Weight: Bending, points		21
Strength to Weight: Bending, points		15 to 23

Thermal Shock Resistance, points		20
Thermal Shock Resistance, points		15 to 28

Alloy Composition

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Copper (Cu), %		42 to 45
Copper (Cu), %		53.5 to 56.5

Iron (Fe), %		0 to 0.2
Iron (Fe), %		0 to 0.25

Lead (Pb), %		0 to 0.25
Lead (Pb), %		0 to 0.050

Manganese (Mn), %		0 to 0.25
Manganese (Mn), %		0 to 0.5

Nickel (Ni), %		12 to 14
Nickel (Ni), %		16.5 to 19.5

Tin (Sn), %		0 to 0.15
Tin (Sn), %		0

Zinc (Zn), %		39.7 to 46
Zinc (Zn), %		22.7 to 30

Residuals, %		0 to 0.5
Residuals, %		0 to 0.5