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Fe/CuNi Nau'in J Waya Samfuran Thermocouple Alloy Bare Waya
Bayanin Samfura
Fe/CuNi Nau'in J Thermocouple Alloy Bare Waya
Bayanin Samfura
Nau'in J Thermocouple akai-akai ana amfani dashi don ƙarancin farashi da babban EMF Ana iya amfani dashi a cikin yanayin oxidizing har zuwa 760 ° C. Don yanayin zafi mafi girma, ana bada shawarar yin amfani da manyan diamita na waya.
Nau'in J thermocouple ya dace da oxidizing, rage rashin kuzari ko vacuum.
Sigar Samfura
1.Chemical abun da ke ciki da kuma kayan aikin injiniya
| Samfura | Haɗin Sinada/% | Yawan yawa (g/cm3) | Wurin narkewa (ºC) | Resistivity (μΩ.cm) | Ƙarfin Ƙarfin Ƙarfi (Mpa) | |||
| Fe | Ku | Ni | ||||||
| JP(+) Iron Tsabta | 100 | - | - | 7.8 | 1402 | 12 | ≥240 | |
| JN(-) Copper Nickel | - | 55 | 45 | 8.8 | 1220 | 49 | ≥390 | |
2.Maximum yanayin zafi aiki
| Alloy waya Daya/mm | Aiki na dogon lokaci yanayin zafi/°C | Aikin ɗan gajeren lokaci yanayin zafi/°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)
| Aiki yanayin zafi/°C | Ƙimar ƙima ta Bayani: EMF | Mataki na I | |
| Hakuri | Farashin EMF | ||
| 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 | 21848 | ± 88 | 21 760-21 936 |
| 500 | 27 393 | ± 112 | 27 281-27 505 |
| 600 | 33102 | ± 140 | 32 962-33 242 |
| 700 | 39 132 | ± 174 | 38 958-39 306 |
| 750 | 42 281 | ± 192 | 42 089-42 437 |
| 760 | 42919 | ± 194 | 42 725-43 113 |
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