Glass Sealing Alloy Kovar Wire Vacon 12 Used For Transmitting Tube , Shock Tube
1.Description
Glass sealing alloy is one kind of alloy whose gas expansion coefficient is very close to the sealing glass expansion coefficient.
Chemical Content(%)
Mn |
Ni |
Co |
C |
Si |
P |
S |
Fe |
0.25 |
29.1 |
17.3 |
0.015 |
0.12 |
0.006 |
0.005 |
Bal |
Mechanical Properties
Density |
8.17 g/cm3 |
Thermal Expansion Coefficient (20~300ºC) |
5.0*10-6 /ºC |
Thermal Expansion Coefficient (20~450ºC) |
5.2*10-6 /ºC |
Curie Point |
430ºC |
Volume Resistivity (20ºC) |
46μΩ.cm |
Thermal Conductivity |
20.3W/m. ºC |
Temper rolled |
As annealed | |
| Yield Strength | 695 Mpa | 315 Mpa |
| Tensile Strength | 780 Mpa | 520 Mpa |
| Elongation | 5% | 24% |
| Hardness | 230 HV | 48 HV |
1. What's the minimum quantity customer can order?
If we have your size in stock, we can provide any quantity you want.
If we do not have, for spool wire, we can produce 1 spool, about 2-3kg. For coil wire, 25kg.
2. How can you pay for small sample amount?
We have Western union account, wire transfer for sample amount also ok.
3. Customer do not have express account. How will us arrange the delivery for sample order?
Just need to provide your address information, we will check the express cost, you can arrange the express cost together with sample value.
4. What's our payment terms?
We can accept LC T/T payment terms, it also depending on delivery and total amount. Let's talk more in details after getting your detailed requirements.
5. Do you provide free samples?
If you want several meters and we have stock of your size, we can provide, customer need to bear the International express cost.
6. What's our working time?
We will give you reply through email/phone Online contact tool within 24 hours. No matter working day or holidays.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.