Txoj kev ua neejqhov loj
Hlau: 0.01mm-10mm
Daim kab xev: 0.05 * 0.2mm-2.0 * 6.0mm
Sawb: 0.5 * 5.0mm-5.0 * 250mm
3.Karma Property
| lub npe | tus lej | Cov Khoom Tseem Ceeb (%) | Tus Qauv | |||
| Cr | Al | Fe | Ni | |||
| Txoj kev ua neej | 6J22 | 19~21 | 2.5~3.2 | 2.0~3.0 | pob. | JB/T 5328 |
| Lub Npe | Cov Cai | (20ºC) Kev tiv taus (μΩ.m) | (20ºC) Kub. Coeff.Of Resistance (αX10-6/ºC) | (0~100ºC) ThermalEMF vs. Tooj Liab (μv/ºC) | Max. ua haujlwm Kub.(ºC) | (%) Kev ntev | (N/mm2) Tensile Lub zog | Tus Qauv |
| Txoj kev ua neej | 6J22 | 1.33±0.07 | ≤ ± 20 | ≤2.5 | ≤300 | >7 | ≥780 | JB/T 5328 |
4. Cov yam ntxwv sib txawv ntawm Karma tsis kam hlau
1) Pib nrog Nickel Chromium hluav taws xob cua sov hlau Class 1, peb tau hloov qee qhov Ni nrog Al thiab lwm yam khoom, thiab yog li ntawd tau txais cov khoom siv tiv taus precision nrog kev txhim kho qhov kub thiab txias coefficient thiab lub zog cua sov electromotive tawm tsam tooj liab.
Nrog rau kev ntxiv ntawm Al, peb tau ua tiav hauv kev ua kom lub ntim resistivity 1.2 npaug ntau dua
dua li Nickel Chromium hluav taws xob cua sov Class 1 thiab lub zog tensile 1.3 npaug ntau dua.
2) Tus coefficient kub theem ob β ntawm Karmalloy hlau KMW yog me heev, - 0.03 × 10-6/ K2,
thiab qhov nkhaus kub tsis kam hloov pauv mus ua yuav luag ib txoj kab ncaj nraim hauv qhov ntau yam kub.
Yog li ntawd, qhov coefficient kub yog teeb tsa kom yog qhov nruab nrab ntawm qhov kub thiab txias ntawm 23 ~ 53 °C, tab sis 1 × 10-6 / K, qhov nruab nrab ntawm qhov kub thiab txias ntawm 0 ~ 100 °C, kuj tseem yuav
yuav tsum tau siv rau qhov coefficient ntawm qhov kub thiab txias.
3) Lub zog hluav taws xob tawm tsam tooj liab ntawm 1 ~ 100 ° C kuj me me, qis dua + 2 μV / K, thiab ua kom pom kev ruaj khov zoo heev rau ntau xyoo.
4) Yog tias qhov no yuav siv los ua cov khoom siv tiv taus qhov tseeb, kev kho cua sov qis yog qhov yuav tsum tau ua kom tshem tawm cov kev cuam tshuam ntawm kev ua haujlwm ib yam li hauv rooj plaub ntawm Manganin hlau CMW.
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