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Pt10lr

General Alloy Overview

ASTM

B684

Application Examples

Bioelectrodes, Embolic coil, Machined medical connectors, Low energy contacts

Industry Examples

Medical, Industrial

Tempers

Annealed, Machine Grade, Stress Relieved

Availible Forms

Rod, Wire, Fine Wire, Strip

Constant (Temper - Independent) Properties

ParameterValue
Solidus, °F (°C)3328 (1831)
Liquidus, °F (°C)3367 (1853)
Melting Range, °F (°C)40 (22)
Density dwt/in3 (g/cm3)227 (21.45)
Electrical Resistivity, µΩ-cmf (µΩ-cm)147 (24.5)
Electrical Conductivity, %IACS7.05
Temperature Coefficent of Resistance, /°F (/K)9.7E-04 (1.8E-03)
Thermal Conductivity, Btu/hr-ft-°F (W/m-K)17.1 (29.6)
Coefficient of Thermal Expansion, /°F (/K)4.8E-06 (8.7E-06)
Thermal EMF vs. Pt, µV/°F (µV/°C)6.7 (12.1)
Specific Heat Capacity, Btu/lb-°F (J/g-K)0.032 (0.133)
ParameterValue
Elastic Modulus, Msi (GPa)29.1 (201)
Shear Modulus10.6 (72.9)
Poisson's Ratio0.379
Single phase/multiphaseSingle Phase
Lattice parameter3.91
Emissivity0.347
Contact resistance (Cres), 30 gf, mΩ9
Cres, oxidized 1,000h@150°C, 30 gf, mΩ10
Cres, flowers of sulfur 720h@50°C, 30gf, mΩ12
X-ray radiopacity, % of Pt-10wt.% Ir, %100

Annealed Properties

Material Tested: Intermediate Wire and Rod Stock

ParameterValue
0.2% Offset Yield Strength, ksi (MPa)65 (445)
Ultimate Tensile Strength, ksi (MPa)83 (570)
Elongation to Failure, %14
ParameterValue
Knoop Microhardness, HK100155
Vickers Microhardness, HV100145

Material Tested: Strip

ParameterValue
Ultimate Tensile Strength, ksi (MPa)86 (590)
Elongation to Failure, %6
ParameterValue
Knoop Microhardness, HK140
Vickers Microhardness, HK130

Stress Relieved Properties

Material Tested: Fine and Intermediate Wire

ParameterValue
0.2% Offset Yield Strength, ksi (MPa)78 (535)
Ultimate Tensile Strength, ksi (MPa)87 (600)
Elongation to Failure, ksi (MPa)7
ParameterValue
Knoop Microhardness, HK210
Vickers Microhardness, HV195

Material Tested: Strip

ParameterValue
Ultimate Tensile Strength, ksi (MPa)91 (625)
Elongation to Failure, %7
ParameterValue
Knoop Microhardness, HK210
Vickers Microhardness, HV195

Machining Grade

Material Tested: Rod

ParameterValue
0.2% Offset Yield Strength, ksi (MPa)71 (490)
Elongation to Failure, %8
Ultimate Tensile Strength, ksi (MPa)78 (540)

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