Jenis Aloi / Prestasi | 1Cr13Al4 | 0Cr25Al5 | 0Cr21Al6 | 0Cr23Al5 | 0Cr21Al4 | 0Cr21Al6Nb | 0Cr27Al7Mo2 | |
Komposisi | 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 | berpeluang | |||||||
Fe | Rehat | |||||||
Nb0.5 | Mo1.8-2.2 | |||||||
Maks. temp perkhidmatan berterusan. daripada unsur(℃) | 950 | 1250 | 1250 | 1250 | 1100 | 1350 | 1400 | |
Kerintangan pada 20℃(μm.m) | 1.25 | 1.42 | 1.42 | 1.35 | 1.23 | 1.45 | 1.53 | |
Ketumpatan(g/cm3) | 7.4 | 7.1 | 7.16 | 7.25 | 7.35 | 7.1 | 7.1 | |
Kekonduksian terma (KJ/mh ℃) | 52.7 | 46.1 | 63.2 | 60.2 | 46.9 | 46.1 | – | |
Pekali pengembangan talian (ax10-6/℃) | 15.4 | 16 | 14.7 | 15 | 13.5 | 16 | 16 | |
takat lebur lebih kurang (℃) | 1450 | 1500 | 1500 | 1500 | 1500 | 1510 | 1520 | |
Kekerasan(HB) | 200-260 | 200-260 | 200-260 | 200-260 | 200-260 | 200-260 | 200-260 | |
Pemanjangan semasa pecah(%) | >16 | >12 | >12 | >12 | >12 | >12 | >10 | |
Ulang frekuensi lenturan(F/R) | >5 | >5 | >5 | >5 | >5 | >5 | >5 | |
Masa perkhidmatan berterusan (Jam/℃) | – | ≥80/1300 | ≥80/1300 | ≥80/1300 | ≥80/1250 | ≥80/1350 | ≥80/1350 | |
Kekuatan tegangan (N/mm2) | 580-680 | 630-780 | 630-780 | 630-780 | 600-700 | 650-800 | 650-800 | |
Variasi kawasan(%) | 65-75 | 60-75 | 60-75 | 60-75 | 60-75 | 60-75 | 60-75 | |
Struktur Mikrograf | ferit | ferit | ferit | ferit | ferit | ferit | ferit | |
Sifat Magnetik | Magnet | Magnet | Magnet | Magnet | Magnet | Magnet | Magnet |