Neyoro K

General Alloy Overview

ASTM

Application Examples

Signal Level Slip Ring;
Bimet Sliding Electrical Contacts;
Lower Nobility Neyoro G substitute

Industry Examples

Industrial
Aerospace

Tempers

Annealed
Heat Treated
Stress Relieved

Available Forms

Strip
Fine Wire

Constant (Temper - Independent) Properties

ParameterValue
Solidus, °F (°C)1587 (864)
Liquidus, °F (°C)1713 (934)
Melting Range, °F (°C)120 (70)
Density, dwt / in3 (g/cm3)140.5 (13.33)
Electrical Resistivity, Ω-cmf (µΩ-cm)90 (15)
Electrical Conductivity, %IACS12
Thermal Conductivity, Btu/hr-ft-°F (W/m-K)28 (48)
Temperature Coefficient of Resistance, /K (/°F)9.3E-04 (1.7E-03)
Modulus of Elasticity, Msi (GPa)13.5 (93.4)
ParameterValue
Coefficient of Thermal Expansion, /°F (/K)9.3E-06 (1.7E-05)
Specific Heat Capacity, Btu/lb-°F (J/g-K)0.06 (0.24)
Shear Modulus, Msi (GPa)4.84 (33.4)
Poisson's Ratio0.398
Single Phase/Multiphase-
Lattice Parameter, Å (a,b)3.97
Emissivity0.3

Annealed Properties

Fine Wire

ParameterValue
0.2% Offset Yield Strength, ksi (MPa)75 (520)
Ultimate Tensile Strength, ksi (MPa)104 (720)
Elongation to Failure, %25
ParameterValue
Knoop Microhardness200
Vickers Microhardness200

Strip

ParameterValue
0.2% Offset Yield Strength, ksi (MPa)57 (390)
Ultimate Tensile Strength, ksi (MPa)83 (570)
Elongation to Failure, %30
ParameterValue
Knoop Microhardness225
Vickers Microhardness225

Heat Treated Properties

Fine Wire

Strip

Stress Relieved Properties

Wire

ParameterValue
Proportional Limit, ksi (MPa)138 (950)
0.2% Offset Yield Strength, ksi (MPa)145 (1000)
Ultimate Tensile Strength, ksi (MPa)150 (1030)
ParameterValue
Elongation to Failure, %2
Knoop Microhardness318
Vickers Microhardness300

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