Specifications
Brand Name :
Tankii
Model Number :
Vacodil 42
Certification :
ISO9001
Place of Origin :
SHANGHAI
MOQ :
50 kg
Price :
usd + 22.1 + kg
Payment Terms :
L/C, D/A, D/P, T/T
Supply Ability :
50 + Ton + month
Delivery Time :
15-20 day
Packaging Details :
wooden case
Chemical composition :
FeNi42
resistivity :
0.61
density :
8.12g/cm3
Thermal conductivity :
14.6
Curie point :
360
hardness :
135HV
Description

Vacodil 42 FeNi Glass Sealing Precision Alloy strip Expand glass alloy For Soft Glass , Ceramic Sealing

Vacodil 42 Iron nickel alloy is obtained at a given temperature range by adjusting the content of nickel internal energy and the expansion coefficient of different soft glass and ceramic matching a series of expansion alloy, its expansion coefficient and the Curie temperature increases with the increase of nickel content.The assembly is widely used in electric vacuum industry the sealing structure of the material.

Chemical composition

composition % Fe Ni Mn C P S Si Al
content min Bal 41.5
max 42.5 0.8 0.05 0.02 0.02 0.3 0.1

Physical and chemical properties

Density (g/cm3) 8.12
Electrical resistivity at 20ºC(mm2/m) 0.61
Hardness(HV) 135
Thermal conductivity, λ/ W/(m*ºC) 14.6
Curie point Tc/ ºC 360
Elastic Modulus, E/ Gpa 147
Melting point ºC 1430

Main purpose:

mainly used for soft glass and ceramic sealing,

Make electronic tubes, transistors and integrated circuit leads, Frame and seal plug.

Supply status

There are rods, tube, rods, strip and wire.

Coefficient of expansion

θ/ºC α1/10-6ºC-1 θ/ºC α1/10-6ºC-1
20~100 5.6 20~400 5.9
20~200 4.9 20~450 6.9
20~300 4.8 20~500 7.8
20~350 4.95 20~600 9.2


Typical Mechanical properties

Tensile Strength Elongation
Mpa %
490 35

The heat treatment process
Annealing Heated to 900 ±20ºC in a hydrogen atmosphere
Holding time, h 1 hour
cooling With speed not more than 5 ºC / min. cooling to below 200 ºC

Vacodil 42 FeNi Glass Sealing Precision Alloy strip Expand glass alloy For Soft Glass , Ceramic Sealing

FAQ

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.

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Vacodil 42 FeNi Glass Sealing Precision Alloy strip Expand glass alloy For Soft Glass , Ceramic Sealing

Ask Latest Price
Brand Name :
Tankii
Model Number :
Vacodil 42
Certification :
ISO9001
Place of Origin :
SHANGHAI
MOQ :
50 kg
Price :
usd + 22.1 + kg
Contact Supplier
Vacodil 42 FeNi Glass Sealing Precision Alloy strip Expand glass alloy For Soft Glass , Ceramic Sealing
Vacodil 42 FeNi Glass Sealing Precision Alloy strip Expand glass alloy For Soft Glass , Ceramic Sealing

Shanghai Tankii Alloy Material Co.,Ltd

Verified Supplier
11 Years
shanghai, shanghai
Since 1981
Business Type :
Manufacturer, Exporter
Total Annual :
8000000-100000000
Employee Number :
90~100
Certification Level :
Verified Supplier
Contact Supplier
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