1.IkhemikhaliCukuphikisa
Izinto eziphathekayo | Ukwakheka kweekhemikhali (%) | ||||
Ni | Cr | Si | Mn | Al | |
KP(Chromel) | 90 | 10 | |||
KN(Alumel) | 95 | 1-2 | 0.5-1.5 | 1-1.5 |
2.Iimpawu ezibonakalayokunye neempawu zoomatshini
Izinto eziphathekayo | Ukuxinana (g/cm3) | Indawo yokunyibilika℃) | Tensile strength (Mpa) | Ukumelana nomthamo (μΩ.cm) | Umlinganiselo wobude (%) |
KP(Chromel) | 8.5 | 1427 | >490 | 70.6(20℃) | >10 |
KN(Alumel) | 8.6 | 1399 | >390 | 29.4(20℃) | >15 |
3.Uluhlu lwexabiso le-EMF kwiqondo lokushisa elahlukileyo
Izinto eziphathekayo | Ixabiso le-EMF Vs Pt(μV) | |||||
100℃ | 200℃ | 300℃ | 400℃ | 500℃ | 600℃ | |
KP(Chromel) | 2816-2896 | 5938~6018 | 9298~9378 | 12729~12821 | 16156~16266 | 19532-19676 |
KN(Alumel) | 1218~1262 | 2140~2180 | 2849-2893 | 3600~3644 | 4403~4463 | 5271~5331 |
Ixabiso le-EMF Vs Pt(μV) | ||||
700℃ | 800℃ | 900℃ | 1000℃ | 1100℃ |
22845~22999 | 26064~26246 | 29223~29411 | 32313~32525 | 35336~35548 |
6167~6247 | 7080~7160 | 7959~8059 | 8807~8907 | 9617~9737 |
UHLOBO K (CHROMEL vs ALUMEL )isetyenziswa kwi-oxidizing, inert okanye eyomileyo yokunciphisa umoya. Ukuvezwa kwi vacuum kuthintelwe kumaxesha amafutshane. Kufuneka ikhuselwe kwi-atmosphere yesulfure kunye ne-oxidizing. Ithembekile kwaye ichanekile kumaqondo obushushu aphezulu.
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