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Platinum/Rhodium Alloy Tube (Pt90/Rh10)

Formula: Pt 90/Rh 10
Form: Tube
Material: Platinum/Rhodium Alloy
Commodity: Precious Metals
Temper: As Drawn
Platinum/Rhodium Alloy Tube (Pt90/Rh10) is a metal tube made from an alloy of platinum and rhodium. Goodfellow offers this product in over 37 variations. The platinum/rhodium alloy combines the corrosion resistance and high-temperature durability of platinum with the hardness and strength of rhodium. These alloy tubes are valued for their ability to withstand extreme environments. Potential applications include linings for glass processing equipment, components for chemical processing apparatus, and thermocouple protection tubes for high-temperature measurement. The range of sizes allows the tubes to be tailored to specific applications across industries like glassmaking, chemical processing, and industrial instrumentation.
Technical Data Sheet Safety Data Sheet Tolerance Properties
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Tolerances

Tube
Outside Diameter =<2mm ±0.05mm
Outside Diameter 2mm - 5mm ±0.1mm
Outside Diameter >5mm ±5%
Wall Thickness ±10%

Material Properties for Precious Metals

Mechanical Properties
Element Value
Hardness - Brinell 90-165
Elongation at break( % ) 35
Tensile strength( MPa ) 320-620
Electrical Properties
Element Value
Electrical resistivity( µOhmcm ) 18.4-19.2
Temperature coefficient( K⁻¹ ) 0.0017
Thermal Properties
Element Value
Melting point( C ) 1830-1855
Thermal conductivity( W m⁻¹ K⁻¹ ) 38@23°C
Physical Properties
Element Value
Density( gcm⁻³ ) 19.97

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