Invar/ Vacodil36/Feni36Waya yekuvhara Girazi
Kupatsanura: yakaderera coefficient yekuwedzera kwemafuta
Kushandiswa:Invarinoshandiswa panodiwa kugadzikana kwepamusoro-soro, zvakaita sezvishandiso zvemazvo, wachi, magauge ekudengenyeka kwenyika, mafuremu emumvuri weterevhizheni, mavharuvhu ari mumota, uye mawachi ekudzivirira magineti. Mukuongorora nyika, kana kuenzana kwekukwirira kwekutanga (kwakanyatsojeka) kuchiitwa, tsvimbo dzekuenzanisa dzinoshandiswa dzinogadzirwa neInvar, pachinzvimbo chehuni, fiberglass, kana dzimwe simbi. Invar struts dzaishandiswa mune mamwe mapiston kuderedza kuwedzera kwekupisa mukati memasirinda avo.
Kuumbwa kweMakemikoro mu%, 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% |
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Zvinhu zvakakosha zvemuviri uye hunhu hwemakanika hwe alloy:
Kuwanda: γ = 8,1 g / cm3;
Kudzivirira kwemagetsi: ρ = 0,78 ohm mm2 ? / m;
Kupisa kwenzvimbo yeCurie: Θs = 230 ° C;
Modulus yekusimba kwesimba E = 144 kN / mm2;
Kuwedzerwa kwemutsetse a1 (20-100 ºC) ≤1,5 * 10-6 ºC -1
| Nzvimbo yekupisa/ºC | 1/10-6ºC-1 | Nzvimbo yekupisa/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 |
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