Pt10lr

General Alloy Overview

ASTM

B684

Application Examples

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

Industry Examples

Medical, Industrial

Tempers

Annealed, Stress Relieved, Cold Worked

Availible Forms

Rod, Wire, Fine Wire, Strip

Constant (Temper - Independent) Properties

ParameterValue
Solidus, °F (°C)3327.8 (1831)
Liquidus, °F (°C)3367.4 (1853)
Melting Range, °F (°C)71.6 (22)
Density dwt/in3 (g/cm3)227 (21.5)
Electrical Resistivity, µΩ-cmf (µΩ-cm)147 (24.5)
Electrical Conductivity, %IACS7.05
Temperature Coefficent of Resistance, /°F (/K)0.001 (0.00175)
Thermal Conductivity, Btu/hr-ft-°F (W/m-K)17.1 (29.6)
Coefficient of Thermal Expansion, /°F (/K)4.8E-06 (8.66E-06)
ParameterValue
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)
Elastic Modulus, Msi (GPa)29.1 (201)
Shear Modulus10.6 (72.85)
Poisson's Ratio0.379
Single phase/multiphaseSingle Phase
Lattice parameter3.91
Emissivity0.347

Biocompatibility and Medical Imaging Properties

ParameterValue
X-ray radiopacity, % of Pt-10wt.% Ir100%

Annealed Properties

Material Tested: Wire
Size: 0.014-0.088 inches (0.3556-2.2352 mm) diameter

ParameterValue
0.2% Offset Yield Strength, ksi (MPa)83 (570)
Ultimate Tensile Strength, ksi (MPa)86 (590)
Elongation to Failure, %14
ParameterValue
Knoop Microhardness, HK100219
Vickers Microhardness, HV100202

Material Tested: Strip
Size: 0.005-0.05 inches (0.127-1.27 mm) diameter

ParameterValue
Ultimate Tensile Strength, ksi (MPa)91 (591)
Elongation to Failure, %6
ParameterValue
Knoop Microhardness, HK100142

Stress Relieved Properties

Material Tested: Wire
Size: 0.001-0.025 inches (0.0254-0.635mm) diameter

ParameterValue
0.2% Offset Yield Strength, ksi (MPa)77 (535)
Ultimate Tensile Strength, ksi (MPa)87 (600)
ParameterValue
Elongation to Failure, %7

Material Tested: Strip
Size: 0.005-0.05inches (0.127-1.27 mm) thickness

ParameterValue
Ultimate Tensile Strength, ksi (MPa)91 (625)
ParameterValue
Elongation to Failure, %7

Cold Worked

Material Tested: Wire
Size: 0.075-0.25 inches (1.905-6.35 mm) diameter

ParameterValue
Ultimate Tensile Strength, ksi (MPa)79 (545)
ParameterValue
Elongation to Failure, %8
Knoop Microhardness207

Material Tested: Strip
Size: 0.001-0.025 inches (0.0254-0.635 mm) diameter

ParameterValue
Ultimate Tensile Strength, ksi (MPa)101 (695)
ParameterValue
Elongation to Failure, %3

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