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Platinum/Iridium Alloy Spooled Wire (Pt80/Ir20)

Goodfellow's Platinum/Iridium Alloy Spooled Wire (Pt80/Ir20) is a premium wire product combining the corrosion resistance of platinum with the hardness of iridium. With a melting point over 2000°C, this alloy wire maintains excellent high-temperature strength. Applications include high-temperature thermocouples, spark plug electrodes, and crucibles for specialty chemical synthesis. Within Goodfellow's wide range of specialty metal wires, this platinum-iridium alloy stands out for its versatility in demanding electrical, chemical, and industrial applications.
Formula: Pt80/Ir20
Product Shape: Spooled
Diameter: 0.38mm
Length: 20m
Temper: As Drawn
UOM Code: 362-729-95
SKU: 1000150327
Product Code: PT04-WR-000130

Tolerances

Wire
Diameter ±10%
Length +5% / -1%

Tolerances

Wire
Diameter ±10%
Length +5% / -1%
Technical Data Sheet
Safety Data Sheet
POA
each
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Material Properties for Precious Metals

Mechanical Properties
Element Value
Elongation at break( % ) <20
Modulus of elasticity( GPa ) 198
Hardness - Vickers( kgf mm⁻² ) 190-200
Tensile strength( MPa ) 680-700
Electrical Properties
Element Value
Electrical resistivity( µOhmcm ) 31-32
Temperature coefficient( K⁻¹ ) 0.001
Thermal Properties
Element Value
Melting point( C ) 1830-2123
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) 8.3@0-100°C
Physical Properties
Element Value
Density( gcm⁻³ ) 21.7
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