1J79 (U'amea fa'amaneta vaivai)
(Igoa Masani:Ni79Mo4, E11c, malloy, permalloy, 79HM)
U'amea fa'amaneta vaivai e maualuga le permeability
O le u'amea fa'amaneta vaivai e maualuga le permeability e tele lava le u'amea fa'avae nickel, o le aofa'i o le nickel e sili atu i le 75%, o lenei ituaiga u'amea e maualuga tele le permeability ma le permeability muamua. E masani ona ta'ua o le permalloy, e ta'ua fo'i o le u'amea fa'amaneta maualuga muamua. E lelei uma a latou fa'atinoga o le fa'agasologa, e mafai ona fuli i se fasi manifinifi. E talafeagai le u'amea mo le fa'aogaina i le fanua fa'amaneta vaivai o le ac. E pei o le TV ma mea faigaluega i le tele o transformer leo, le transformer alalaupapa sa'o maualuga, transformer, puipuiga fa'amaneta, fa'amalosi fa'amaneta, modulator fa'amaneta, ulu leo, choke, mita eletise sa'o o le fasi ma fasi, ma isi.
E faʻaaogaina lautele le 1J79 i le alamanuia o leitio-eletoronika, meafaigaluega saʻo, pulea mamao ma le faiga pulea otometi.
Fa'atulagaga masani%
| Ni | 78.5~80.0 | Fe | Paleni. | Mn | 0.6~1.1 | Si | 0.3~0.5 |
| Mo | 3.8~4.1 | Cu | ≤0.2 | ||||
| C | ≤0.03 | P | ≤0.02 | S | ≤0.02 |
Meatotino Fa'amekanika Masani
| Malosiaga o le fua | Malosiaga o le Fetaia'i | Fa'aloloa |
| Mpa | Mpa | % |
| 980 | 1030 | 3~50 |
Uiga Fa'aletino Masani
| Mafiafia (g/cm3) | 8.6 |
| Tete'e eletise i le 20ºC (Om*mm2/m) | 0.55 |
| Fa'atusatusaga o le fa'alauteleina laina (20ºC ~ 200ºC) X10-6 / ºC | 10.3~11.5 |
| Fa'asologa o le magnetostriction saturation λθ/ 10-6 | 2.0 |
| O le tulaga o le Curie Tc/ ºC | 450 |
| O meatotino fa'amaneta o 'au'au e maualuga le permeability i fanua vaivai | |||||||
| 1J79 | Fa'aliliuga muamua | Fa'aliliuga aupito maualuga | Fa'amalosi | Malosiaga o le fa'aosoina o le maneta fa'atumuina | |||
| Pepa/ipu ua uma ona taai. Mafiafia, mm | μ0.08/ (mH/m) | µm/ (mH/m) | Hc/ (A/m) | BS/T | |||
| ≥ | ≤ | ||||||
| 0.01 milimita | 17.5 | 87.5 | 5.6 | 0.75 | |||
| 0.1~0.19 mm | 25.0 | 162.5 | 2.4 | ||||
| 0.2~0.34 mm | 28.0 | 225.0 | 1.6 | ||||
| 0.35~1.0 mm | 30.0 | 250.0 | 1.6 | ||||
| 1.1~2.5 mm | 27.5 | 225.0 | 1.6 | ||||
| 2.6~3.0 mm | 26.3 | 187.5 | 2.0 | ||||
| uaea malulu ua tosoina | |||||||
| 0.1 milimita | 6.3 | 50 | 6.4 | ||||
| Pa | |||||||
| 8-100 mm | 25 | 100 | 3.2 | ||||
| Faiga o togafitiga vevela 1J79 | |
| Ala o faasalalauga fa'amafanafana | Fa'amamā le ea ma le mamafa o totoe e le sili atu i le 0.1Pa, fa'a'asu le haitorosene ma le mamafa o le saw point e le sili atu i le minus 40 ºC. |
| O le vevela ma le fua fa'atatau o le fa'avevela | 1100~1150ºC |
| Taimi e taofia ai | 3~6 |
| Saosaoa o le malulu | Fa'amālūlūina i le 600 ºC i le 100 ~ 200 ºC/h, ona fa'amālūlūina vave lea i le 300ºC |
Faiga o le sapalai
| Igoa o le Alloys | Ituaiga | Fua | ||
| 1J79 | Uaea | D= 0.1~8mm | ||
| 1J79 | Fa'alava | W= 8~390mm | T= 0.3mm | |
| 1J79 | Pepa alumini | W= 10~100mm | T= 0.01~0.1 | |
| 1J79 | Pa | Dia = 8 ~ 100mm | L= 50~1000 | |
O le u'amea fa'amaneta vaivai e iai i totonu o se fanua fa'amaneta vaivai ma le maualuga o le permeability ma le maualalo o le malosi fa'amalosi o le u'amea. O lenei ituaiga u'amea e fa'aaogaina lautele i leitio eletise, meafaigaluega ma mita sa'o, pulea mamao ma le faiga fa'atonutonu otometi, o le tu'ufa'atasiga e fa'aaogaina tele mo le liua o le malosi ma le fa'agasologa o fa'amatalaga, o vaega e lua o se mea taua i le tamaoaiga o le atunu'u.
150 0000 2421