Sa'o Alloy Uamea Nikeli uaea mo Faamauga tioata
Fa'avasegaina: fa'aitiitiga maualalo ole fa'alautelega fa'avela
Fa'aoga: E fa'aoga le Invar pe a mana'omia le mautu maualuga, e pei o meafaifa'aili sa'o, uati, fua fetolofi masei, fa'avaa fa'aata-matagi televise, va'a i totonu o afi, ma uati fa'amaneta.I le fuaina o fanua, pe a faia le fa'atonuga muamua (maualuga-maualuga) le maualuga o le maualuga, o la'au fa'aoga e fa'aaogaina e faia i le Invar, nai lo laupapa, fiberglass, po'o isi metala.Sa fa'aogaina fa'alava invar i nisi piston e fa'atapula'a ai lo latou fa'alauteleina o le vevela i totonu o latou po'o.
Fuainumera Fa'ainumera i%, Invar
Ni 35-37% | Fe . | C 0.05% | Si 0.3% | Mn 0,3-0,6 % | S o 0.015% |
P 0.015% | Mo 0.1% | V 0.1% | Al 0.1% | Cu 0.1% | Cr 0,15 % |
Va'a vevela/ºC | 1/10-6ºC-1 | Va'a vevela/ºC | 1/10-6ºC-1 |
20~-60 | 1.8 | 20~250 | 3.6 |
20~-40 | 1.8 | 20~300 | 5.2 |
20~-20 | 1.6 | 20~350 | 6.5 |
20~0 | 1.6 | 20~400 | 7.8 |
20~50 | 1.1 | 20~450 | 8.9 |
20~100 | 1.4 | 20~500 | 9.7 |
20~150 | 1.9 | 20~550 | 10.4 |
20~200 | 2.5 | 20~600 | 11 |