Vacon 12 Fe-Ni-Co Kaca Sealing Alloy Kawat Kovar Alloy Kawat
Vacon 12Fe-Ni-Co Kaca Sealing Alloy KawatKovarKawat Paduan
(Ngaran umum:Kovar, Nilo K, KV-1, Dilver Po,Vacon 12)
spésifikasi:Lembar / Plat, Bar / Rod / Kawat / Coil, Kapilér / Pipa / Tube
Rentang ukuran:
—* Lembar_Katebalan 0.1mm ~ 40.0mm, rubak: ≤300mm, Kaayaan: tiis digulung (panas), caang, caang annealed
—*BalikWire_Dia 0.1mm ~ Dia 5.0mm, Kaayaan: ditarik tiis, caang, annealed caang
—* Kawat Datar_Dia 0.5mm ~ Dia 5.0mm, panjangna: ≤1000mm, Kaayaan: datar digulung, caang annealed
—*Bar_Diaméterna 5.0mm~Diaméterna 8.0mm,panjangna:≤2000mm,Kondisi:digambar tiis,terang,terang annealed
Diaméter 8.0mm ~ Dia 32.0mm, panjangna: ≤2500mm, Kaayaan: panas digulung, caang, caang annealed
Diaméter 32.0mm ~ Dia 180.0mm, panjangna: ≤1300mm, Kaayaan: tempa panas, dikupas, dihurungkeun, dirawat panas
—* Kapilér_OD 8.0mm ~ 1.0mm, ID 0.1mm ~ 8.0mm, panjangna: ≤2500mm, Kaayaan: tiis ditarik, caang, annealed caang
—* Pipa_OD 120mm ~ 8.0mm, ID 8.0mm ~ 129mm, panjangna: ≤4000mm, Kaayaan: tiis ditarik, caang, annealed caang
Aplikasi:
Utamana dipaké dina komponén vakum listrik jeung kontrol émisi, shock tube, igniting tube, kaca magnetron, transistor, segel colokan, relay, sirkuit terpadu kalungguhan, chassis, kurung jeung sealing perumahan lianna.
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 |
Kakuatan Tensile, MPa
| Kode kaayaan | Kaayaan | Kabel | Jalur |
| R | Hipu | ≤585 | ≤570 |
| 1/4 abdi | 1/4 Teuas | 585~725 | 520~630 |
| 1/2 abdi | 1/2 Teuas | 655~795 | 590~700 |
| 3/4 abdi | 3/4 Teuas | 725~860 | 600~770 |
| I | Teuas | ≥850 | ≥700 |
Sipat Fisik has
| Kapadetan (g/cm3) | 8.2 |
| Résistansi listrik dina 20ºC(Ωmm2/m) | 0.48 |
| Faktor suhu résistivitas(20ºC~100ºC)X10-5/ºC | 3.7~3.9 |
| Titik Curie Tc/ºC | 430 |
| Modulus elastis, E/Gpa | 138 |
Koéfisién ékspansi
| 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 |
| Prosés perlakuan panas | |
| Annealing pikeun relief setrés | Dipanaskeun nepi ka 470~540ºC jeung tahan 1~2 jam.Tiis handap |
| anil | Dina vakum dipanaskeun nepi ka 750 ~ 900ºC |
| Nahan waktu | 14 mnt~1h. |
| Laju tiis | Teu leuwih ti 10 ºC / mnt tiis nepi ka 200 ºC |
