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

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China Shanghai Tankii Alloy Material Co.,Ltd certification
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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
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

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Product Details:
Place of Origin: SHANGHAI
Brand Name: Tankii
Certification: ISO9001
Model Number: Vacodil 42
Payment & Shipping Terms:
Minimum Order Quantity: 50 kg
Price: usd + 22.1 + kg
Packaging Details: wooden case
Delivery Time: 15-20 day
Payment Terms: L/C, D/A, D/P, T/T
Supply Ability: 50 + Ton + month

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

Description
Chemical Composition: FeNi42 Resistivity: 0.61
Density: 8.12g/cm3 Thermal Conductivity: 14.6
Curie Point: 360 Hardness: 135HV
High Light:

soft magnetic alloy

,

precision tubing

 

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 0

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.

Contact Details
Shanghai Tankii Alloy Material Co.,Ltd

Contact Person: tankii

Tel: +8615000002421

Send your inquiry directly to us (0 / 3000)