Invar/ Vacodil36/Feni36Silig loogu talagalay Shaabadaynta Muraayadda
Kala soocidda: isku-darka hoose ee daawaha ballaarinta kulaylka
Codsiga:Invarwaxaa loo isticmaalaa meesha loo baahan yahay xasillooni cabbir sare leh, sida qalabka saxda ah, saacadaha, cabbirrada gariirka dhulka, muraayadaha maaskarada hooska telefishanka, waalka matoorada, iyo saacadaha ka hortagga magnatka. Sahanka dhulka, marka la sameynayo heerka sare u qaadista heerka koowaad (saxnaanta sare), ulaha la isticmaalo waxaa laga sameeyaa Invar, halkii laga isticmaali lahaa alwaax, fiberglass, ama biraha kale. Invar struts waxaa loo isticmaalay bistoolado qaar si loo xaddido ballaarintooda kulaylka gudaha dhululubada.
Halabuurka Kiimikada ee %, 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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Joogtaynta aasaasiga ah ee jireed iyo sifooyinka farsamada ee daawaha:
Cufnaanta: γ = 8,1 g / cm3;
Iska caabinta korontada: ρ = 0,78 ohm mm2? / m;
Heerkulka barta Curie: Θs = 230 ° C;
Moduluska dabacsanaanta E = 144 kN / mm2;
Isugeynta ballaarinta toosan ee a1 (20-100 ºC) ≤1,5 * 10-6 ºC -1
| Kala duwanaanshaha Heerkulka/ºC | 1/10-6ºC-1 | Kala duwanaanshaha Heerkulka/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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