Alkrothal 720 Lamba ta 1 JRdon juriyar birki
Ana amfani da Alkrothal 720 a cikin rheostats, resistor na birki, da sauransu. Hakanan ana amfani da shi azaman abubuwan dumama lantarki a aikace-aikacen masana'antu.
Alkrothal 720 wani ƙarfe ne mai kama da ƙarfe-chromium-aluminum (FeCrAl alloy) wanda ake amfani da shi a yanayin zafi har zuwa 1000°C (1830°F).
Nazarin Suna
| Cr | Al | Fe |
| 12.0~15.0 | 4.0~6.0 | Daidaito |
Kayayyakin Inji
| Matsakaicin Zafin Aiki Mai Ci Gaba: Juriya 20ºC: Yawan yawa: Tsarin kwararar zafi: Ma'aunin Faɗaɗawar Zafi: Wurin Narkewa: Ƙarawa: Tsarin Micrographic: Kadarar Magnetic: | 950ºC 1.25ohm mm2/m 7.40g/cm3 52.7 KJ/m·h·ºC 15.4×10-6/ºC (20ºC ~ 1000ºC) 1450ºC Mafi ƙarancin 16% Ferrite maganadisu |
Girman: Kauri 0.01-7mm, faɗi 0.5-1000mm
Fuskar ƙasa: BA, 2B
Tauri: Mai laushi, Rabin tauri, mai tauri
An yi amfani da shi sosai a matsayin babban resisor na birki mai ƙarfi da kuma abubuwan dumama tanderu.
Yana da ƙarancin ƙarfi kamar ƙarfen Tophet amma yana da ƙarfin narkewa mafi girma.
Abubuwan da aka bayar na Shanghai TANKII ALLOY MATERIAL Co., Ltd.
MAI KAYAN Alloy na FECRAL DA ALCHROME A CHINA, WANDA YA FI KOWANNE KWAREWA A DUNIYA
Muna kuma samar da ƙasa da maki:
0Cr15Al5 da 0Cr19Al3, da sauransu.
| Sinadaran da Babban Kaya na Fe-Cr-Al Resistance Alloy | ||||||||
| Matsayin Kadara | 1Cr13Al4 | 0Cr25Al5 | 0Cr21Al6 | 0Cr23Al5 | 0Cr21Al4 | 0Cr21Al6Nb | 0Cr27Al7Mo2 | |
| Babban Sinadarin Sinadarai (%) | Cr | 12.0-15.0 | 23.0-26.0 | 19.0-22.0 | 22.5-24.5 | 18.0-21.0 | 21.0-23.0 | 26.5-27.8 |
| Al | 4.0-6.0 | 4.5-6.5 | 5.0-7.0 | 4.2-5.0 | 3.0-4.2 | 5.0-7.0 | 6.0-7.0 | |
| Re | dama | dama | dama | dama | dama | dama | dama | |
| Fe | Bal. | Bal. | Bal. | Bal. | Bal. | Bal. | Bal. | |
| Nb0.5 | Mo1.8-2.2 | |||||||
| Matsakaicin Zafin Aiki Mai Ci Gaba (oC) | 950 | 1250 | 1250 | 1250 | 1100 | 1350 | 1400 | |
| Juriya 20oC (Ωmm2/m) | 1.25 ±0.08 | 1.42 ±0.06 | 1.42 ±0.07 | 1.35 ±0.07 | 1.23 ±0.07 | 1.45 ±0.07 | 1.53 ±0.07 | |
| Yawan yawa (g/cm3) | 7.4 | 7.1 | 7.16 | 7.25 | 7.35 | 7.1 | 7.1 | |
| Tsarin kwararar zafi | 52.7 | 46.1 | 63.2 | 60.2 | 46.9 | 46.1 | 45.2 | |
| (KJ/m@h@oC) | ||||||||
| Ma'aunin Faɗaɗawar Zafi (α×10-6/oC) | 15.4 | 16 | 14.7 | 15 | 13.5 | 16 | 16 | |
| Kimanin Ma'aunin Narkewa (oC) | 1450 | 1500 | 1500 | 1500 | 1500 | 1510 | 1520 | |
| Ƙarfin Tauri (N/mm2) | 580-680 | 630-780 | 630-780 | 630-780 | 600-700 | 650-800 | 680-830 | |
| Tsawaita (%) | >16 | >12 | >12 | >12 | >12 | >12 | >10 | |
| Bambancin Sashe | 65-75 | 60-75 | 65-75 | 65-75 | 65-75 | 65-75 | 65-75 | |
| Ƙimar Ragewa (%) | ||||||||
| Mitar Lanƙwasawa akai-akai (F/R) | >5 | >5 | >5 | >5 | >5 | >5 | >5 | |
| Taurin kai (HB) | 200-260 | 200-260 | 200-260 | 200-260 | 200-260 | 200-260 | 200-260 | |
| Lokacin Sabis Mai Ci Gaba | no | ≥80/1300 | ≥80/1300 | ≥80/1300 | ≥80/1250 | ≥50/1350 | ≥50/1350 | |
| Tsarin Micrographic | Ferrite | Ferrite | Ferrite | Ferrite | Ferrite | Ferrite | Ferrite | |
| Kadarar Magnetic | Magnetic | Magnetic | Magnetic | Magnetic | Magnetic | Magnetic | Magnetic | |



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