Kawat Pemanasan/Pemanasan Relau Gegelung/Kawat FECR21AL4/FECR23AL5/FECR25AL5/FECR24AL6RE/FECR27AL7MO2 1.0-10.0mm
Kawat rintangan yang diperbuat daripada aloi krom nikel, aloi besi krom nikel, aloi aluminium krom besi, aloi nikel tembaga.
Terutamanya digunakan dalam pemanas, elemen pemanasan dan perintang, dll.
NICR 80/20, NICR 70/30, NICR 60/15, NICR 35/20
Fecral15-5, Fecral20-5, Fecral 25-5, dll ...
Constantan, aloi 30, aloi 60, aloi 90, dll.
Resistivity Elektrik dari 0.02 u ohm/m-1.53 u ohm/m
Mengendalikan suhu dari 200 c hingga 1400 c
Pls bebas untuk menghubungi kami jika ada soalan.
NICR:
ResistoHm 20, resistoHm 30, resistoHm 40, resistoHm 60, resistoHm 70, resistoHm 80
Fecral:
ResistoHm 125, ResistoHm 135, ResistoHm 140,
ResistoHm 145, resistoHm 153
Cuni
Constantan, Cuprothal 5, Cuprothal 10, Cuprothal 15, Cuprothal 30, Eurica
| Gred aloi fecral | Komposisi Kimia % | |||||||||
| C | P | S | Mn | Si | Cr | Ni | Al | Fe | Re | Yang lain |
| max (≤) | ||||||||||
| 1cr13al4 | 0.12 | 0.025 | 0.025 | 0.7 | ≤1.00 | 12.5-15.0 | --- | 3.5-4.5 | 0.1 | Bal. |
| 0cr15al5 | 0.12 | 0.025 | 0.025 | 0.7 | ≤1.00 | 14.5-15.5 | --- | 4.5-5.3 | 0.1 | Bal. |
| 0cr25al5 | 0.06 | 0.025 | 0.025 | 0.7 | ≤0.60 | 23.0-26.0 | ≤0.60 | 4.5-6.5 | 0.1 | Bal. |
| 0cr23al5 | 0.06 | 0.025 | 0.025 | 0.7 | ≤0.60 | 20.5-23.5 | ≤0.60 | 4.2-5.3 | 0.1 | Bal. |
| 0cr21al6 | 0.06 | 0.025 | 0.025 | 0.7 | ≤1.00 | 19.0-22.0 | ≤0.60 | 5.0-7.0 | 0.1 | Bal. |
| 0cr21al4 | 0.06 | 0.025 | 0.025 | 0.7 | ≤1.00 | 21.0-23.0 | ≤0.60 | 3.0-5.2 | 0.1 | Bal. |
| 0cr21al6nb | 0.05 | 0.025 | 0.025 | 0.7 | ≤0.60 | 21.0-23.0 | ≤0.60 | 5.0-7.0 | 0.1 | Bal. |
| 0cr27al7mo2 | 0.05 | 0.025 | 0.025 | 0.7 | ≤0.40 | 26.5-27.8 | ≤0.60 | 6.0-7.0 | 0.1 | Bal. |
Komposisi dan sifat kimia:
| Properties/Gred | NICR 80/20 | NICR 70/30 | NICR 60/15 | NICR 35/20 | NICR 30/20 | |
| Kimia utama Komposisi (%) | Ni | Bal. | Bal. | 55.0-61.0 | 34.0-37.0 | 30.0-34.0 |
| Cr | 20.0-23.0 | 28.0-31.0 | 15.0-18.0 | 18.0-21.0 | 18.0-21.0 | |
| Fe | ≤ 1.0 | ≤ 1.0 | Bal. | Bal. | Bal. | |
| Max bekerja Suhu (ºC) | 1200 | 1250 | 1150 | 1100 | 1100 | |
| Resistivity pada 20ºC (μ Ω · m) | 1.09 | 1.18 | 1.12 | 1.04 | 1.04 | |
| Ketumpatan (g/cm3) | 8.4 | 8.1 | 8.2 | 7.9 | 7.9 | |
| Kekonduksian terma (Kj/m · h · ºC) | 60.3 | 45.2 | 45.2 | 43.8 | 43.8 | |
| Koefisien haba Pengembangan (α × 10-6/ºC) | 18 | 17 | 17 | 19 | 19 | |
| Titik lebur (ºC) | 1400 | 1380 | 1390 | 1390 | 1390 | |
| Pemanjangan (%) | > 20 | > 20 | > 20 | > 20 | > 20 | |
| Struktur mikrograf | Austenite | Austenite | Austenite | Austenite | Austenite | |
| Harta magnetik | nonmagnetic | nonmagnetic | nonmagnetic | nonmagnetic | nonmagnetic | |
| Gred aloi cuni | Resistiviti elektrik (20degreeΩ mm² /m) | Koefisien suhu rintangan (10^6/ijazah) | Ketumpatan g/mm² | Maks. suhu (ijazah) | Titik lebur (ijazah) |
| Cuni1 | 0.03 | <1000 | 8.9 | 200 | 1085 |
| Cuni2 | 0.05 | <1200 | 8.9 | 200 | 1090 |
| Cuni6 | 0.10 | <600 | 8.9 | 220 | 1095 |
| Cuni8 | 0.12 | <570 | 8.9 | 250 | 1097 |
| CUNI10 | 0.15 | <500 | 8.9 | 250 | 1100 |
| Cuni14 | 0.20 | <380 | 8.9 | 300 | 1115 |
| Cuni19 | 0.25 | <250 | 8.9 | 300 | 1135 |
| Cuni22 | 0.30 | <160 | 8.9 | 300 | 1150 |
| Cuni30 | 0.35 | <100 | 8.9 | 350 | 1170 |
| Cuni34 | 0.40 | -0 | 8.9 | 350 | 1180 |
| Cuni40 | 0.48 | ± 40 | 8.9 | 400 | 1280 |
| Cuni44 | 0.50 | <-6 | 8.9 | 400 | 1280 |
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