Kanth-al LT isitish simi qarshilik simi ferritli temirxromyumalyuminiy FeCrAl qotishmasi
o'choq fekral qarshilik isitish sim
Fe-Cr-Al qotishmasi
Yuqori haroratning uzoqroq xizmat qilish muddati
Yuqori oksidlanish qarshiligi
Yuqori qarshilik
Yuqori sifatli past narx FeCrAl qotishma sim
Fe-Cr-Al qotishmasi yuqori qarshilik, past harorat qarshilik koeffitsienti, yuqori ish harorati, yaxshi oksidlanishga qarshi va yuqori haroratda korroziyaga qarshi xususiyatlarga ega.
U sanoat pechlari, maishiy texnika, sanoat pechlari, metallurgiya, mashinasozlik, samolyotlar, avtomobilsozlik, harbiy va isitish elementlari va qarshilik elementlarini ishlab chiqaradigan boshqa sohalarda keng qo'llaniladi.
nikromli isitish qotishmasi sof nikel, NiCr qotishmasi, Fe-Cr-Al qotishmasi va mis nikel qotishmasini o'z ichiga oladi.
FeCrAl qarshilik simi darajasi: 0Cr25Al5, 1Cr13Al4, 0Cr23Al5, 0Cr27Al7Mo2, 0Cr21Al6Nb, 0Cr21Al4, 0Cr21Al6.
Tel, lenta va tasma shaklida, bir turdagi material Fe-Cr-Al qotishmasi.
Tel: 0,018 mm-10 mm
Rod: 8mm-50mm
Tasma: 0,05 * 0,2 mm-2,0 * 6,0 mm
Chiziq: 0,5 * 5,0 mm-5,0 * 250 mm
| Qotishma nomenklaturasining ishlashi | 1Cr13Al4 | 0Cr25Al5 | 0Cr21Al6 | 0Cr23Al5 | 0Cr19Al3 | 0Cr21Al6Nb | 0Cr27Al7Mo2 | |
| Kimyoviy tarkibi (%) | Cr | 12,0-15,0 | 23,0-26,0 | 19,0-22,0 | 20,5-23,5 | 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 | 4.2-5.3 | 3.0-4.2 | 5,0-7,0 | 6,0-7,0 | |
| Re | qulay | qulay | qulay | qulay | qulay | qulay | qulay | |
| Fe | Dam olish | Dam olish | Dam olish | Dam olish | Dam olish | Dam olish | Dam olish | |
| - | - | - | - | - | Nb0.5 | Oy 1,8-2,2 | ||
| Maks.doimiy xizmat ko'rsatish harorati.element (%) | 950 | 1250 | 1250 | 1250 | 1100 | 1350 | 1400 | |
| 20 ℃ (mŌ * m) da qarshilik | 1.25 | 1.42 | 1.42 | 1.35 | 1.23 | 1.45 | 1.53 | |
| Zichlik (g/sm3) | 7.4 | 7.1 | 7.16 | 7.25 | 7.35 | 7.1 | 7.1 | |
| Issiqlik o'tkazuvchanligi (KJ / m * h * ℃) | 52.7 | 46.1 | 63.2 | 60.2 | 46.9 | 46.1 | - | |
| Chiziqlar kengayish koeffitsienti (a*10-6/℃) | 15.4 | 16 | 14.7 | 15 | 13.5 | 16 | 16 | |
| Erish nuqtasi taxminan (℃) | 1450 | 1500 | 1500 | 1500 | 1500 | 1510 | 1520 | |
| Kuchlanish kuchi (N/mm2) | 580-680 | 630-780 | 630-780 | 630-780 | 600-700 | 650-800 | 680-830 | |
| Yirilishdagi cho'zilish (%) | >16 | >12 | >12 | >12 | >12 | >12 | >10 | |
| Hududning o'zgarishi (%) | 65-75 | 60-75 | 65-75 | 65-75 | 65-75 | 65-75 | 65-75 | |
| Qayta egilish chastotasi (F/R) | >5 | >5 | >5 | >5 | >5 | >5 | >5 | |
| Qattiqligi (HB) | 200-260 | 200-260 | 200-260 | 200-260 | 200-260 | 200-260 | 200-260 | |
| uzluksiz xizmat vaqti (soat/℃) | - | ≥80/1300 | ≥80/1300 | ≥80/1300 | ≥80/1250 | ≥50/1350 | ≥50/1350 | |
| Mikrografik tuzilish | Ferrit | Ferrit | Ferrit | Ferrit | Ferrit | Ferrit | Ferrit | |
| Magnit xususiyatlari | Magnit | Magnit | Magnit | Magnit | Magnit | Magnit | Magnit | |
