Alkrothal 720 No.1 JR FeCrAl Alloy don birki resistor
Alkrothal 720 Na 1 JRdomin birki resistor
Aikace-aikace na yau da kullun don Alkrothal 720 suna cikin rheostats, resistors birking, da sauransu. Hakanan ana amfani dashi azaman abubuwan dumama lantarki a aikace-aikacen masana'antu.
Alkrothal 720 ƙarfe ne na ƙarfe-chromium-aluminium alloy (FeCrAl alloy) don amfani a yanayin zafi har zuwa 1000°C (1830°F).
Nazari Na Suna
| Cr | Al | Fe |
| 12.0-15.0 | 4.0 ~ 6.0 | Ma'auni |
Kayayyakin Injini
| Matsakaicin zafin sabis na ci gaba: Resisivity 20ºC: Yawan yawa: Ƙarfafa Ƙarfafawa: Ƙimar Ƙarfafawar Thermal: Wurin narkewa: Tsawaitawa: Tsarin Micrographic: Abubuwan Magnetic: | 950ºC 1.25ohm mm2/m 7.40g/cm 3 52.7 KJ/m·h·ºC 15.4×10-6/ºC (20ºC ~ 1000ºC) 1450ºC Min 16% Ferrite maganadisu |
Girman: Kauri 0.01-7mm, nisa 0.5-1000mm
Shafin: BA, 2B
Hardness: taushi, Rabin wuya, wuya
An yi amfani da shi sosai azaman babban jujin birki na wuta da abubuwan dumama tanderu.
Yana da ƙarancin ƙarfin zafi fiye da naman alade na Tophet amma mafi girman wurin narkewa.
Abubuwan da aka bayar na Shanghai TANKII ALLOY MATERIAL Co., Ltd.
FECRAL DA ALCHROMOY PRODUCER A China, MAFI SANA'A A DUNIYA.
Muna kuma samar da maki a ƙasa:
0Cr15Al5 da 0Cr19Al3, da dai sauransu.
| Haɗin Sinadari da Babban Kaya na Fe-Cr-Al Resistance Alloy | ||||||||
| Properties Grade | 1Cr13Al4 | 0Cr25Al5 | 0Cr21Al6 | 0Cr23Al5 | 0Cr21Al4 | 0Cr21Al6Nb | 0Cr27Al7Mo2 | |
| Babban Haɗin Sinadari (%) | 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 sabis na ci gaba (oC) | 950 | 1250 | 1250 | 1250 | 1100 | 1350 | 1400 | |
| Resisivity 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 | |
| Girma (g/cm3) | 7.4 | 7.1 | 7.16 | 7.25 | 7.35 | 7.1 | 7.1 | |
| Thermal Conductivity | 52.7 | 46.1 | 63.2 | 60.2 | 46.9 | 46.1 | 45.2 | |
| (KJ/m@h@oC) | ||||||||
| Ƙwararren Ƙwararren Ƙwararrun Ƙwararru (α×10-6/oC) | 15.4 | 16 | 14.7 | 15 | 13.5 | 16 | 16 | |
| Kimanin Wurin narkewa(oC) | 1450 | 1500 | 1500 | 1500 | 1500 | 1510 | 1520 | |
| Ƙarfin Tensile (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 | |
| Rage ƙima (%) | ||||||||
| Mitar Lanƙwasa akai-akai (F/R) | >5 | >5 | >5 | >5 | >5 | >5 | >5 | |
| Hardness (HB) | 200-260 | 200-260 | 200-260 | 200-260 | 200-260 | 200-260 | 200-260 | |
| Lokacin Sabis na Ci gaba | no | ≥80/1300 | ≥80/1300 | ≥80/1300 | ≥80/1250 | ≥50/1350 | ≥50/1350 | |
| Tsarin Micrographic | Ferrite | Ferrite | Ferrite | Ferrite | Ferrite | Ferrite | Ferrite | |
| Abubuwan Magnetic | Magnetic | Magnetic | Magnetic | Magnetic | Magnetic | Magnetic | Magnetic | |
