90-silver 10-nickel vs. C87900 Brass

90-silver 10-nickel belongs to the otherwise unclassified metals classification, while C87900 brass belongs to the copper alloys. There are 17 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is 90-silver 10-nickel and the bottom bar is C87900 brass.

90-Silver 10-Nickel Electrical Contact Alloy UNS C87900 Silicon Brass

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		82
Elastic (Young's, Tensile) Modulus, GPa		110

Poisson's Ratio		0.36
Poisson's Ratio		0.31

Shear Modulus, GPa		30
Shear Modulus, GPa		41

Tensile Strength: Ultimate (UTS), MPa		250 to 420
Tensile Strength: Ultimate (UTS), MPa		480

Thermal Properties

Latent Heat of Fusion, J/g		130
Latent Heat of Fusion, J/g		190

Melting Completion (Liquidus), °C		840
Melting Completion (Liquidus), °C		930

Melting Onset (Solidus), °C		960
Melting Onset (Solidus), °C		900

Specific Heat Capacity, J/kg-K		260
Specific Heat Capacity, J/kg-K		390

Thermal Expansion, µm/m-K		19
Thermal Expansion, µm/m-K		20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS		90
Electrical Conductivity: Equal Volume, % IACS		15

Electrical Conductivity: Equal Weight (Specific), % IACS		79
Electrical Conductivity: Equal Weight (Specific), % IACS		17

Otherwise Unclassified Properties

Density, g/cm³		10
Density, g/cm³		8.1

Common Calculations

Stiffness to Weight: Axial, points		4.4
Stiffness to Weight: Axial, points		7.3

Stiffness to Weight: Bending, points		14
Stiffness to Weight: Bending, points		20

Strength to Weight: Axial, points		6.7 to 11
Strength to Weight: Axial, points		17

Strength to Weight: Bending, points		8.5 to 12
Strength to Weight: Bending, points		17

Thermal Shock Resistance, points		11 to 19
Thermal Shock Resistance, points		16

Alloy Composition

Aluminum (Al), %		0
Aluminum (Al), %		0 to 0.15

Antimony (Sb), %		0
Antimony (Sb), %		0 to 0.050

Arsenic (As), %		0
Arsenic (As), %		0 to 0.050

Copper (Cu), %		0
Copper (Cu), %		63 to 69.2

Iron (Fe), %		0
Iron (Fe), %		0 to 0.4

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

Manganese (Mn), %		0
Manganese (Mn), %		0 to 0.15

Nickel (Ni), %		8.8 to 11
Nickel (Ni), %		0 to 0.5

Phosphorus (P), %		0
Phosphorus (P), %		0 to 0.010

Silicon (Si), %		0
Silicon (Si), %		0.8 to 1.2

Silver (Ag), %		89 to 91
Silver (Ag), %		0

Sulfur (S), %		0
Sulfur (S), %		0 to 0.050

Tin (Sn), %		0
Tin (Sn), %		0 to 0.25

Zinc (Zn), %		0
Zinc (Zn), %		30 to 36

Residuals, %		0 to 0.2
Residuals, %		0