Stranded kuj hlau yog ua los ntawm nihrome alloys, xws li ni80cr20, ni60Cr15, thiab lwm yam, 19 strands, lossis lwm yam kev sib tw, lossis lwm yam kev teeb tsa.
Stranded kuj cov cua kub muaj ntau yam zoo, xws li deformation muaj peev xwm, lub peev xwm siv tshuab, kev nqus dej hauv lub xeev thiab tiv thaiv oxidization. Nichrome hlau ua cov txheej tiv thaiv ntawm cov roj chromium thaum nws yog rhaub rau thawj zaug. Cov khoom siv hauv qab txheej yuav tsis oxidize, tiv thaiv cov hlau los ntawm kev tawg lossis hlawv tawm. Vim yog Nichrome hlau txoj kev pheej yig thiab tsis kam ua rau oxidation cua sov thiab cua sov-kho tshuab, metallurgical thiab kev tiv thaiv kev lag luam,
Kev Ua Tau Zoo \ Khoom | Cr20NI80 | |
Muaj pes tsawg | Ni | So |
Cr | 20.0 ~ 23.0 | |
Fe | I≤1.0 | |
Qhov kub tshaj kub ℃ | 1200 | |
Meltiing taw tes ℃ | 1400 | |
Ntws G / CM3 | 8.4 | |
Resiveivity | 1.09 ± 0.05 | |
· M, 20 ℃ | ||
Elongation ntawm kev sib tawg | ≥20 | |
Cov cua sov tshwj xeeb | 0.44 | |
J / g. ℃ | ||
Thermal conductivity | 60.3 | |
KJ / Mh ℃ | ||
Coefficient ntawm cov kab nthuav dav | 18 | |
A× 10-6 / ℃ | ||
(20 ~ 1000 ℃) | ||
Micraphic Cov Qauv | Ib qho kev ua siab ntev | |
Cov Khoom Sib Nqus | Nonmagneticetic |