Vacon 12 Fe-Ni-Co Kaca Sealing Alloy Wire Kovar Alloy Wire
Wadon 12Fe-Ni-Co Kaca Sealing Alloy WireKovarKawat Alloy Kab
(Nama Umum: Kovar,Nilo K, KV-1, Dilver Po,Wadon 12)
Spesifikasi:Lembar / Plate, Bar / Rod / Kawat / Coil, Kapiler / Pipa / Tabung
Ukuran Range:
—* Lembar_Ketebalan 0.1mm ~ 40.0mm, jembaré: ≤300mm, Kondisi: kadhemen mbalek (panas), padhang, padhang anil
—* BabakWire_Dia 0.1mm~Diameter 5.0mm,Kondisi: ditarik kadhemen, padhang, anil padhang
—*Kawat Datar_Diameter 0.5mm ~ Diameter 5.0mm, dawa: ≤1000mm, Kondisi: digulung datar, anil padhang
—* Bar_Diameter 5.0mm ~ Diameter 8.0mm, dawa: ≤2000mm, Kondisi: ditarik kadhemen, padhang, padhang anil
Diameter 8.0mm ~ Diameter 32.0mm, dawa: ≤2500mm, Kondisi: rolled panas, padhang, padhang anil
Diameter 32.0mm ~ Diameter 180.0mm, dawane: ≤1300mm, Kondisi: tempa panas, dikupas, diuripake, diobati panas
—*Kapiler_OD 8.0mm ~ 1.0mm, ID 0.1mm ~ 8.0mm, dawa: ≤2500mm, Kondisi: kadhemen digambar, padhang, padhang anil
—* Pipa_OD 120mm ~ 8.0mm, ID 8.0mm ~ 129mm, dawa: ≤4000mm, Kondisi: kadhemen digambar, padhang, padhang anil
Aplikasi:
Utamane digunakake ing komponen vakum listrik lan kontrol emisi, tabung kejut, tabung igniting, magnetron kaca, transistor, plug segel, relay, sirkuit terpadu timbal, sasis, kurung lan sealing omah liyane.
Komposisi normal%
| Ni | 28.5~29.5 | Fe | Bal. | Co | 16.8~17.8 | Si | ≤0.3 |
| Mo | ≤0.2 | Cu | ≤0.2 | Cr | ≤0.2 | Mn | ≤0.5 |
| C | ≤0.03 | P | ≤0.02 | S | ≤0.02 |
Kekuwatan Tarik, MPa
| Kode kahanan | kahanan | Kawat | Strip |
| R | alus | ≤585 | ≤570 |
| 1/4I | 1/4 Kaku | 585~725 | 520~630 |
| 1/2I | 1/2 Hard | 655~795 | 590~700 |
| 3/4I | 3/4 Hard | 725~860 | 600~770 |
| I | Hard | ≥850 | ≥700 |
Sifat fisik sing khas
| Kapadhetan (g/cm3) | 8.2 |
| Resistivitas listrik ing 20ºC (Ωmm2/m) | 0.48 |
| Faktor suhu resistivitas(20ºC~100ºC)X10-5/ºC | 3.7~3.9 |
| Titik Curie Tc/ºC | 430 |
| Modulus Elastis, E/Gpa | 138 |
Koefisien ekspansi
| θ/ºC | α1/10-6ºC-1 | θ/ºC | α1/10-6ºC-1 |
| 20~60 | 7.8 | 20~500 | 6.2 |
| 20~100 | 6.4 | 20~550 | 7.1 |
| 20~200 | 5.9 | 20~600 | 7.8 |
| 20~300 | 5.3 | 20~700 | 9.2 |
| 20~400 | 5.1 | 20~800 | 10.2 |
| 20~450 | 5.3 | 20~900 | 11.4 |
Konduktivitas termal
| θ/ºC | 100 | 200 | 300 | 400 | 500 |
| λ/ W/(m*ºC) | 20.6 | 21.5 | 22.7 | 23.7 | 25.4 |
| Proses perawatan panas | |
| Annealing kanggo ngilangi stres | Dipanasake nganti 470~540ºC lan tahan 1~2 jam. Kadhemen mudhun |
| anil | Ing vakum digawe panas nganti 750 ~ 900ºC |
| Tahan wektu | 14 min~1 jam. |
| Tingkat pendinginan | Ora luwih saka 10 ºC / min digawe adhem nganti 200 ºC |
