Type B Platinum Rhodium Thermocouple Bare Wire - 0°C to 1820°C Temperature Range with 0.5mm Diameter
Type B thermocouple bare wire is a precision temperature measurement device utilizing platinum-rhodium alloys for high-temperature applications. This industrial-grade thermocouple operates on the thermoelectric effect principle, providing reliable temperature monitoring from 0°C to 1,820°C.
- Material Composition: Positive leg: Platinum Rhodium-30% (Pt70Rh), Negative leg: Platinum Rhodium-6% (Pt94Rh)
- Temperature Range: 0°C to 1,820°C (32°F to 3,308°F)
- Linear Performance: Excellent linear characteristics for high-precision temperature measurement
- Thermoemf Output: Microvolt (μV) level signals with high stability
- High Temperature Capability: Maintains stability and corrosion resistance in extreme heat environments
- Measurement Precision: High accuracy with minimal drift for reliable temperature data
- Broad Application Range: Suitable for both high-temperature and low-temperature measurement scenarios
| Code | Positive Leg | Negative Leg |
|---|---|---|
| N | Ni-Cr-Si (NP) | Ni-Si-magnesium (NN) |
| K | Ni-Cr (KP) | Ni-Al(Si) (KN) |
| E | Ni-Cr (EP) | Cu-Ni (EN) |
| J | Iron (JP) | Cu-Ni (JN) |
| T | Copper (TP) | Cu-Ni (TN) |
| B | Platinum Rhodium-30% | Platinum Rhodium-6% |
| R | Platinum Rhodium-13% | Platinum |
| S | Platinum Rhodium-10% | Platinum |
| Conductor Name | Polarity | Code | Pt% | Rh% |
|---|---|---|---|---|
| Pt90Rh | Positive | SP | 90 | 10 |
| Pt | Negative | SN,RN | 100 | -- |
| Pt87Rh | Positive | RP | 87 | 13 |
| Pt70Rh | Positive | BP | 70 | 30 |
| Pt94Rh | Negative | BN | 94 | 6 |
| Diameter (mm) | Type | Long-term Working (°C) | Short-term Working (°C) |
|---|---|---|---|
| 0.5 | S | 1300 | 1600 |
| 0.5 | R | 1300 | 1600 |
| 0.5 | B | 1600 | 1700 |
Our Type B thermocouple bare wire meets multiple international standards including ASTM E230, ANSI MC96.1, IEC 584-1/2/3, DIN EN 60584-1/2, BS 4937.1041, NF EN 60584-1/2, JIS C1602, and GOST 3044.
- Industrial Automation: High-temperature monitoring in petrochemical, refining, and manufacturing processes
- Power Generation: Temperature control systems in gas thermal power stations
- Research & Development: High-temperature experiments and materials research in laboratory settings
Type B thermocouple bare wire operates effectively from 0°C to 1,820°C, making it suitable for extreme temperature environments.
Key advantages include exceptional high-temperature performance, measurement precision within microvolt accuracy, and broad temperature range capability.
Ideal for industrial automation, power generation facilities, and research laboratories requiring reliable high-temperature measurement.
We offer comprehensive OEM and ODM services with custom sizing options. Contact our experienced team for specialized requirements.
Email: victory@dlx-alloy.com
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