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Formula: Pt 70/Rh 30
Form: Wire
Material: Platinum/Rhodium Alloy
Commodity: Precious Metals
Platinum/Rhodium Alloy Spooled Wire (Pt70/Rh30), also known as Pt-Rh alloy wire, is a high-performance material renowned for its exceptional properties and diverse industrial applications. This alloy, composed of 70% platinum and 30% rhodium, exhibits remarkable resistance to high temperatures, corrosion, and oxidation, making it ideal for use in extreme environments. The Pt70/Rh30 alloy wire is characterized by its high melting point, excellent electrical conductivity, and superior mechanical strength, which are essential for demanding applications in various industries. Notably, this alloy is extensively used in the production of thermocouples, resistance furnace windings, and catalytic gauzes for the oxidation of ammonia to nitric acid. Additionally, its high creep resistance and durability under thermal stress make it suitable for use in aerospace and chemical processing industries. Goodfellow supplies this premium alloy wire, ensuring consistent quality and performance for specialized applications. With its unique combination of properties, Platinum/Rhodium Alloy Spooled Wire (Pt70/Rh30) is a critical material for advanced technological applications.
Tolerances
Wire
| Diameter | ±10% | |
|---|---|---|
| Length | +5% / -1% |
Material Properties for Precious Metals
Mechanical Properties
| Element | Value |
|---|---|
| Hardness - Brinell | 130-238 |
| Elongation at break( % ) | 30 |
| Tensile strength( MPa ) | 460-930 |
Electrical Properties
| Element | Value |
|---|---|
| Electrical resistivity( µOhmcm ) | 18.8 |
| Temperature coefficient( K⁻¹ ) | 0.0014 |
Thermal Properties
| Element | Value |
|---|---|
| Melting point( C ) | 1920-1930 |
Physical Properties
| Element | Value |
|---|---|
| Density( gcm⁻³ ) | 17.6 |
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Platinum/Iridium Alloy Foil (Pt70/Ir30) Formula: Pt70/Ir30
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Platinum/Iridium Alloy Foil (Pt90/Ir10) Formula: Pt90/Ir10
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Platinum/Iridium Alloy Foil (Pt80/Ir20) Formula: Pt80/Ir20
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Platinum/Rhodium Alloy Foil (Pt90/Rh10) Formula: Pt90/Rh10
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