$12-45 /Kilogram
| Jenis pembayaran: | L/C,T/T,D/P,D/A,Paypal |
| Inkoterm: | FOB,CFR,CIF,EXW |
| Min. Memesan: | 30 Kilogram |
| Transportasi: | Ocean,Land,Air |
| Pelabuhan: | any port in China |
Tempat Asal: Cina
Powder Or Not: Not Powder
Standard: Aisi,Astm,Sus,Jis,Gb
Grade: Kovar Alloy Sheet
Shape: Sheet
Application: Glass Sealing,Electric Vacuum Components Etc
Chemical Composition: Ni,Cr,Fe,Co,Cu,C,Mn,Si,P,S,Mo
| Menjual unit | : | Kilogram |
| Tipe paket | : | Semua produk kami dikemas, disimpan, diangkut sesuai dengan peraturan internasional. Atau sesuai kebutuhan pelanggan, sediakan kemasan khusus. |
4J29 Kovar alloy sheet adalah besi-nikel-kobalt, paduan ekspansi rendah yang komposisi kimianya dikontrol dalam batas sempit untuk memastikan sifat ekspansi termal seragam yang presisi.
Lembaran paduan 4J29 Kovar telah digunakan untuk membuat segel kedap udara dengan gelas Pyrex dan bahan keramik yang lebih keras.
Spesifikasi
|
GB/T |
ASTM |
UNS |
W.Nr |
|
4J29 |
F15 |
K94610 |
1.3981 |
Komposisi kimia
|
Grade |
% |
Ni |
Cr |
Fe |
Co |
Cu |
C |
Mn |
Si |
P |
S |
Mo |
|
Kovar |
Min |
28.5 |
|
Bal. |
16.8 |
|
|
|
|
|
|
|
|
Max |
29.5 |
0.2 |
17.8 |
0.20 |
0.03 |
0.50 |
0.30 |
0.02 |
0.02 |
0.20 |
Koefisien ekspansi linier
|
Grade |
a/10-6·K-1 a/10-6·K-1 |
||
|
Kovar |
200-300°C |
20-400°C |
20-450°C |
|
/ |
4.6-5.2 |
5.1-5.5 |
|
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