Paliney 5

General Alloy Overview

ASTM

N/A

Application Examples

Strip Contacts, hearing aids, charging, and volume potentiometer – moderate nobility electrical contact alloy – lower cost than Pal 6

Industry Examples

Industrial, Non-Implantable Medical

Tempers

Annealed, Stress Relieved, Heat Treated

Available Forms

Fine Wire, Strip

Constant (Temper - Independent) Properties

ParameterValue
Solidus, °F (°C)1699 (926)
Liquidus, °F (°C)1891 (1033)
Melting Range, °F (°C)193 (107)
Density, dwt/in3 (g/cm3)111 (10.50)
Electrical Resistivity, Ω-cmf (µΩ-cm)105 (17.4)
Electrical Conductivity, %IACS10
Temperature Coefficent of Resistance, /°F (/K)1.5E-04 (2.8E-04)
Thermal Conductivity, Btu/hr-ft-°F (W/m-K)24 (41)
Coefficient of Thermal Expansion, /°F (/K)9.6E-06 (1.7E-05)
ParameterValue
Thermal EMF vs. Pt, µV/°F (µV/°C)4.2 (7.5)
Specific Heat Capacity, Btu/lb-°F (J/g-K)0.07 (0.30)
Elastic Modulus, Msi (GPa)17.3 (119)
Sheer Modulus, Msi (GPa)6.39 (44.1)
Poisson's Ratio0.350
Single Phase/MultiphaseMultiphase
Emissivity0.226
Contact resistance (Cres), 30 gf, mΩ6.5
Cres, oxidized 1,000h@150°C, 30 gf, mΩ11
Cres, flowers of sulfur 720h@50°C, 30gf, mΩ48

Annealed Properties

Material Tested: Fine

ParameterValue
0.2% Offset Yield Strength, ksi (MPa)80 (550)
Ultimate Tensile Strength, ksi (MPa)102 (702)
Elongation to Failure, %26
ParameterValue
Knoop Microhardness, HK50310
Vickers Microhardness, HV50290
Stress Relaxation , % stress82.8

Material Tested: Strip

ParameterValue
0.2% Offset Yield Strength, ksi (MPa)80 (550)
Ultimate Tensile Strength, ksi (MPa)100 (686)
Elongation to Failure, %18
ParameterValue
Knoop Microhardness, HK50210
Vickers Microhardness, HV50190

Stress Relieved Properties

Material Tested: Fine Wire

ParameterValue
0.2% Offset Yield Strength, ksi (MPa)149 (1030)
Ultimate Tensile Strength, ksi (MPa)154 (1060)
Elongation to Failure, %2
ParameterValue
Knoop Microhardness, HK50285
Vickers Microhardness, HV50275
Fatigue Performance, Cycles9.9E+06

Material Tested: Strip

ParameterValue
0.2% Offset Yield Strength, ksi (MPa)126 (870)
Ultimate Tensile Strength, ksi (MPa)131 (900)
Elongation to Failure, %10
ParameterValue
Knoop Microhardness, HK50275
Vickers Microhardness, HV50275
Bend Formability - Good Way, min. R/T0.8
Bend Formability - Bad Way, min. R/T3.8

Heat Treated

Material Tested: Fine Wire

ParameterValue
0.2% Offset Yield Strength, ksi (MPa)145 (1000)
Ultimate Tensile Strength, ksi (MPa)162 (1120)
Elongation to Failure, %8
ParameterValue
Knoop Microhardness, HK50300
Vickers Microhardness, HV50295

Material Tested: Strip

ParameterValue
0.2% Offset Yield Strength, ksi (MPa)125 (860)
Ultimate Tensile Strength, ksi (MPa)139 (960)
Elongation to Failure, %4
ParameterValue
Knoop Microhardness, HK50300
Vickers Microhardness, HV50295
Bend Formability - Good Way, min. R/T0.8
Bend Formability - Bad Way, min. R/T6.2

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