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Awọn titobi oriṣiriṣi Chromel Alumel Bare Waya fun sensọ Iru otutu K Iru
Awọn titobi oriṣiriṣi Chromel Alumel Bare Waya fun sensọ Iru otutu K Iru
TYPE K (CHROMEL vs ALUMEL) ni a lo ninu oxidizing, inert tabi gbígbẹ idinku awọn bugbamu. Ifihan si igbale ni opin si awọn akoko kukuru. Gbọdọ ni aabo lati imi-ọjọ ati awọn oju-aye oxidizing kekere. Gbẹkẹle ati deede ni awọn iwọn otutu giga.
1.KemikaliComposition
| Ohun elo | Akopọ kemikali (%) | ||||
| Ni | Cr | Si | Mn | Al | |
| KP(Chromeli) | 90 | 10 | |||
| KN(Alumel) | 95 | 1-2 | 0.5-1.5 | 1-1.5 | |
2.Ti ara-ini ati Mechnical-ini
| Ohun elo | Ìwúwo (g/cm3) | Ojutu yoºC) | Agbara Fifẹ (Mpa) | Atako iwọn didun (μΩ.cm) | Oṣuwọn gigun (%) |
| KP(Chromeli) | 8.5 | 1427 | > 490 | 70.6(20ºC) | >10 |
| KN(Alumel) | 8.6 | 1399 | > 390 | 29.4(20ºC) | >15 |
3.Iwọn iye EMF ni iwọn otutu ti o yatọ
| Ohun elo | Iye EMF Vs Pt(μV) | |||||
| 100ºC | 200ºC | 300ºC | 400ºC | 500ºC | 600ºC | |
| KP(Chromeli) | 2816-2896 | 5938-6018 | 9298-9378 | 12729-12821 | Ọdun 16156-16266 | Ọdun 19532-19676 |
| KN(Alumel) | Ọdun 1218-1262 | 2140-2180 | 2849-2893 | 3600-3644 | 4403-4463 | 5271-5331 |
| Iye EMF Vs Pt(μV) | ||||
| 700ºC | 800ºC | 900ºC | 1000ºC | 1100ºC |
| 22845-22999 | 26064-26246 | 29223-29411 | 32313-32525 | 35336-35548 |
| 6167-6247 | 7080-7160 | 7959-8059 | 8807-8907 | 9617-9737 |
4.Iru, apẹrẹ ati iru awọn thermocouples
| Iru | Orúkọ | Thermocouple | Thermocouple ID ite |
| SC ati RC | Ejò-Ejò nickel 0,6 san isanpada asiwaju | Platonic-rhodium 10-Platinum Thermocouple | S ati R |
| Platonic-rhodium 13-Platinum thermocouple | |||
| KCA | Iron-Ejò nickel 22 Compensated Compensating Asiwaju | nickel-chromium nickel thermocouple | K |
| KCB | Iron-Ejò nickel 40 isanpada isanpada asiwaju | ||
| KX | Nickel-chromium 10-nickel 3 pẹ isanpada Lead / isanpada USB | ||
| NC | Iron-Ejò nickel 18 isanpada asiwaju isanpada | Nickel-chromium silikoni-nickel thermocouple | N |
| NX | Nickel-chromium 14 silikoni-nickel 4 pẹ isanpada asiwaju / isanpada USB | ||
| EX | Nickel-chromium 10-nickel 45 pẹ isanpada asiwaju / isanpada USB | Nickel-chromium-cupronickel thermocouple | E |
| JX | Iron-Ejò nickel 45 pẹ biinu asiwaju / isanpada USB | Irin-constantan thermocouple | J |
| TX | Iron-nickel-chromium 45 pẹ biinu asiwaju / isanpada USB | Ejò-constantan thermocouple | T |
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