Dibandhingake karo alloy NiCr, alloy Fe-Cr-Al nawakake resistivitas unggul, suhu layanan maksimal sing luwih dhuwur, lan biaya sing luwih murah.
Aplikasi:
Ironr-chrome-aluminium electrie esistorstipis digunakake kanggo nggawe unsur pemanas listrik ing peralatan omah lan piranti imdustial, pid appicatons ron lemak, mesin ion, pemanas nater, cetakan plastik, wesi solder, unsur tubular dilapisi logam lan unsur kartrid.
sasmita | 1Cr13Al4 | TK1 | 0Cr25Al5 | 0Cr20Al6RE | 0Cr23Al5 | 0Cr19Al3 | 0Cr21Al6Nb | 0Cr27Al7Mo2 | |
Komposisi nominal% | Cr | 12.0-15.0 | 22.0-26.0 | 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 | 5.0-7.0 | 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 | pas | 0.04-1.0 | pas | pas | pas | pas | pas | pas | |
Fe | Bal. | Bal. | Bal. | Bal. | Bal. | Bal. | Bal. | ||
Nb0.5 | Mo1.8-2.2 | ||||||||
Suhu operasi maksimal (°C) | 650 | 1400 | 1250 | 1250 | 1250 | 1100 | 1350 | 1400 | |
Resisivity 20 ℃ (Ω/mm2/m) | 1.25 | 1.48 | 1.42 | 1.40 | 1.35 | 1.23 | 1.45 | 1.53 | |
Kapadhetan (g/cm³) | 7.4 | 7.1 | 7.1 | 7.16 | 7.25 | 7.35 | 7.1 | 7.1 | |
Konduktivitas termal ing 20 ℃, W / (M·K) | 0.49 | 0.49 | 0.46 | 0.48 | 3.46 | 0.49 | 0.49 | 0.49 | |
Koefisien Ekspansi Linear (× 10°6/℃) 20-1000 ℃) | 15.4 | 16 | 16 | 14 | 15 | 13.5 | 16 | 16 | |
Perkiraan Titik Lebur (℃) | 1450 | 1520 | 1500 | 1500 | 1500 | 1500 | 1510 | 1520 | |
Kekuwatan Tarik (N/mm2) | 580-680 | 680-830 | 630-780 | 630-780 | 630-780 | 600-700 | 650-800 | 680-830 | |
Elongasi (%) | › 16 | › 10 | › 15 | › 15 | › 15 | › 15 | › 12 | › 10 | |
Bagean Variasi Shrink Rate(%) | 65-75 | 65-75 | 60-75 | 65-75 | 65-75 | 65-75 | 65-75 | 65-75 | |
Frekuensi Bengkok Berulang (F/R) | › 5 | › 5 | › 5 | › 5 | › 5 | › 5 | › 5 | › 5 | |
Kekerasan (HB) | 200-260 | 200-260 | 200-260 | 200-260 | 200-260 | 200-260 | 200-260 | 200-260 | |
Struktur Mikrografi | ferit | ferit | ferit | ferit | ferit | ferit | ferit | ferit | |
Sifat Magnetik | Magnetik | Magnetik | Magnetik | Magnetik | Magnetik | Magnetik | Magnetik | Magnetik | |
Urip Cepet (h/℃) | no | ≥80/1350 | ≥80/1300 | ≥80/1300 | ≥80/1300 | ≥80/1250 | ≥50/1350 | ≥50/1350 |