High Precision Alloy
Alloy Suhu Dhuwur
◆1J50 nduweni daur ulang histeresis persegi panjang lan induksi magnetik jenuh dhuwur.Utamane digunakake ing amplifier medan magnet, kumparan keselak, kumparan penyearah, lan komponen piranti komputer sing digunakake ing medan magnet medium.
◆1J79 nduweni permeabilitas Magnetik dhisikan dhuwur, lan cocok kanggo macem-macem trafo, transformer, amplifier Magnetik, intine keselak lan tameng Magnetik digunakake ing kothak Magnetik banget.
◆3J53 nduweni koefisien suhu frekuensi rendah ing kisaran -40-80 ° C, lan digunakake kanggo alat vibrator ing filter mekanik, reed relay geter lan komponen liyane.
◆4J29(F15) nduweni koefisien ekspansi termal linear padha karo kaca hard ing sawetara suhu tartamtu, lan digunakake kanggo cocog karo kaca hard ing industri vakum.
◆4J36 minangka campuran wesi-nikel khusus kanthi koefisien ekspansi ultra-kurang, sing digunakake ing lingkungan sing mbutuhake koefisien ekspansi sing kurang.
◆4J42 utamané digunakake ing Pabrik piranti vakum listrik, instrumen tliti, peralatan geodetik astronomi karo syarat stabilitas dhuwur, etc.
Komposisi kimia
| sasmita | C | Si | Mn | S | P | Cr | Ni | Mo | Cu | Fe | Al | Co | Ti |
| ora luwih saka | |||||||||||||
| 1J50 | 0.03 | 0.15~0.3 | 0.3-0.6 | 0.02 | 0.02 | - | 49.5~50.5 | - | ≤0.2 | dhasar | — | — | — |
| 1J79 | 0.03 | 0.3-0.5 | 0.6-1.1 | 0.02 | 0.02 | - | 78.5~80.5 | 3.8~4.1 | ≤0.2 | dhasar | — | — | — |
| 3J53 | 0.05 | 0.8 | 0.8 | 0.02 | 0.02 | 5.2~5.8 | 41.5-43 | 0.7-0.9 | — | dhasar | 0.5-0.8 | — | 2.3-2.7 |
| 4J29 | 0.03 | 0.3 | 0.5 | 0.02 | 0.02 | <0.2 | 28.5-29.5 | <0.2 | ≤0.2 | dhasar | — | 16.8~17.8 | — |
| 4J36 | 0.05 | 0.3 | 0.2~0.6 | 0.02 | 0.02 | - | 35–37 | - | — | dhasar | — | — | — |
| 4J42 | 0.05 | 0.3 | 0.8 | 0.02 | 0.02 | - | 41.5~42.5 | — | — | dhasar | ≤0.1 | ≤1.0 | - |
Properti paduan minimal
| sasmita | macem-macem | Sifat magnetik | ||
| Permeabilitas awal uo(MH/m) | Permeabilitas Maksimum (Uh/m) | Koersif Hc(A/m) | ||
| 1J79 | Strip gulungan kadhemen | ≥31 | ≥250 | ≤1.2 |
| papan kawat stik | ≥25 | ≥125 | ≤2.4 | |
| 1J50 | Strip gulungan kadhemen | ≥3.8 | ≥62.5 | ≤9.6 |
| Dipalsukan (digulung) bar | ≥3.1 | ≥31.3 | ≤14.4 | |
| sasmita | negara | Modulus Elastis E (Mpa) | kekuatan tarik b(N/m㎡) | Kekerasan Hv |
| 3J53 | kerja kadhemen + tuwa | 190000～215600 | 1170-1760 | 400-480 |
| sasmita | Koefisien Ekspansi Linear Rata-rata (10-6℃) | ||||||
| 20~100 ℃ | 20~300 ℃ | 20~400 ℃ | 20~450 ℃ | 20~500 ℃ | 20~530 ℃ | 20~600 ℃ | |
| 4J29 | — | — | 4.6~5.2 | 5.1~5.5 | — | — | — |
| 4J50 | — | 9.2~10 | 9.2-9.9 | — | — | — | — |
| 4J36 | — | ≤1.5 | — | — | — | — | — |
| 4J42 | 5.5 | 4.6 | 5.8 | 6.7 | 7.6 | — | 9.1 |
