Iron nickel alloy yana samuwa a cikin kewayon zafin jiki da aka ba da shi ta hanyar daidaita abubuwan da ke cikin makamashi na nickel na ciki da kuma haɓakar haɓakar nau'in gilashi mai laushi daban-daban da yumbu matching jerin nau'in haɓakar haɓakawa, haɓakaccen haɓakawa da kuma yawan zafin jiki na Curie yana ƙaruwa tare da karuwar abun ciki na nickel.An yi amfani da taro yadu a cikin masana'antar injin lantarki da tsarin rufewa na kayan aiki.
Haɗin sinadarai a cikin%, Invar
iri | Abubuwan sinadaran | ||||||||
Ni | Fe | C | P | Si | Co | Mn | Al | S | |
≤ | |||||||||
4j42 | 41.5 ~ 42.5 | Bal | 0.05 | 0.02 | 0.3 | - | 0.80 | 0.10 | 0.02 |
4j45 | 44.5 ~ 45.5 | Bal | 0.05 | 0.02 | 0.3 | - | 0.80 | 0.10 | 0.02 |
4j50 | 49.5 ~ 50.5 | Bal | 0.05 | 0.02 | 0.3 | 1.0 | 0.80 | 0.10 | 0.02 |
4j52 | 51.5 ~ 52.5 | Bal | 0.05 | 0.02 | 0.3 | - | 0.60 | - | 0.02 |
4j54 | 53.5 ~ 54.5 | Bal | 0.05 | 0.02 | 0.3 | - | 0.60 | - | 0.02 |
Mahimman madaurin jiki da kaddarorin inji na gami:
iri | Ƙarfafawar thermal | Ƙaƙƙarfan ƙarfin zafi | Yawan yawa | Electric resistivity | Curie batu |
4j52 | 16.7 | 502J | 8.25 | 0.43 | 520 |
Halin haɓaka na yau da kullun (10 -6 / ºC) | ||||||||
Yanayin zafin jiki | 20 ~ 100 | 20-200 | 20-300 | 20-350 | 20-400 | 20-450 | 20-500 | 20 ~ 600 |
Ƙididdigar faɗaɗawa | 10.3 | 10.4 | 10.2 | 10.3 | 10.3 | 10.3 | 10.8 | 11.2 |
4 j52 alloy ana amfani dashi galibi don kuma rufe gilashin gubar mai laushi, ƙananan fis ɗin bututu.
150 000 2421