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Fe/CuNi Type J Wire Products Thermocouple Alloy Bare Wire
| Place of Origin | Shanghai |
|---|---|
| Brand Name | Huona |
| Certification | ISO9001 |
| Model Number | Type J |
| Minimum Order Quantity | 5kg |
| Price | Negotiable |
| Packaging Details | Carton/Wooden Case |
| Delivery Time | 5-21 days |
| Payment Terms | L/C,T/T,Western Union,MoneyGram |
| Supply Ability | 3000 Tons/Year |
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xProduct Details
| Product Name | Type J Thermocouple Wire | Positive Pole | Pure Iron |
|---|---|---|---|
| Negative Pole | Copper Nickel | Specification | 3.2/2.5/2.0/1.29/0.813/0.5/0.3/0.2mm |
| Range Of Application | Heating, Temperature Measurement | Material Shape | Round Wire |
| Tensile Strength (Mpa) | ≥390(JN) | ||
| Highlight | Fe/CuNi Type J thermocouple wire,bare thermocouple alloy wire,Type J thermocouple cable |
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Product Description
Fe/CuNi Type J Wire Products Thermocouple Alloy Bare Wire
- Product Name Type J Thermocouple Wire
- Positive Pole Pure Iron
- Negative Pole Copper Nickel
- Specification 3.2/2.5/2.0/1.29/0.813/0.5/0.3/0.2mm
- Range of Application Heating, Temperature Measurement
- Material Shape Round Wire
- Tensile Strength (Mpa) ≥390(JN)
Fe/CuNi Type J Thermocouple Alloy Bare Wire
Type J Thermocouple is frequently used for its low cost and high EMF It can be used in oxidizing conditions up to 760 °C. For higher temperatures, it is recommended to use large wire diameters. Type J thermocouple is suitable for oxidizing, reducing inert atmosphere or vacuum.
1. Chemical composition and mechanical properties
| Product | Chemical Composition/% | Density (g/cm3) | Melting point (ºC) | Resistivity (μΩ.cm) | Tensile Strength (Mpa) | ||
|---|---|---|---|---|---|---|---|
| JP(+) Pure Iron | 100 | - | - | 7.8 | 1402 | 12 | ≥ 240 |
| JN(-) Copper Nickel | - | 55 | 45 | 8.8 | 1220 | 49 | ≥ 390 |
2. Maximum operating temperatures
| Alloy wire Dia/mm | The long-term operating temperatures/°C | The short-term operating temperatures/°C |
|---|---|---|
| 0.3,0.5 | 300 | 400 |
| 0.8,1.0,1.2 | 400 | 500 |
| 1.6,2.0 | 500 | 600 |
| 2.5,3.2 | 600 | 750 |
3. Couple JP/JN EMF reference table (μV)
| Operating temperatures/°C | Nominal value of thermoelectric EMF | Level I |
|---|---|---|
| 100 | 5 269 | ± 82 (5 187-5 351) |
| 200 | 10 779 | ± 83 (10 696-10 862) |
| 300 | 16 327 | ± 83 (16 244-16 410) |
| 400 | 21 848 | ± 88 (21 760-21 936) |
| 500 | 27 393 | ± 112 (27 281-27 505) |
| 600 | 33 102 | ± 140 (32 962-33 242) |
| 700 | 39 132 | ± 174 (38 958-39 306) |
| 750 | 42 281 | ± 192 (42 089-42 437) |
| 760 | 42 919 | ± 194 (42 725-43 113) |
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