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FeNiCo Controlled Expansion Alloys 4J29 For Vacuum Electronic Devices Glass Sealing
FeNiCo Controlled Expansion Alloys 4J29 For Vacuum Electronic Devices Glass Sealing
FeNiCo Controlled Expansion Alloys 4J29 For Vacuum Electronic Devices Glass Sealing
FeNiCo Controlled Expansion Alloys 4J29 For Vacuum Electronic Devices Glass Sealing
Specifications
Brand Name :
XUNSHI
Model Number :
4J29
Certification :
ISO9001
Place of Origin :
China
MOQ :
50 kg
Price :
Negotiable
Payment Terms :
T/T
Supply Ability :
5000kg per week
Delivery Time :
30-35 days
Packaging Details :
Plywood case
Equal grades :
4J29, Kovar, Nilo K
Forms of supply :
WIre, strip, bar, forging, plate
Density :
8.36g/cm3
Model :
4J29
Product Name :
Controlled Expansion Alloys
Description

FeNiCo Controlled Expansion Alloys 4J29 For Vacuum Electronic Devices Glass Sealing

4J29 is an equal grade of Kovar controlled expansion alloy in China. It has a high Curie point and good low temperature tissue stability

Chemical compistion of 4J29

Element C Mn Si P S Cu Cr Mo Ni Co Fe
Weight(%) 0.03 max 0.5 max 0.30 max 0.020 max 0.020 max 0.20 max 0.20 max 0.20 max 28.5~29.5 16.8~17.8 Bal

Features

  • High Curie point
  • Good low-temperature stability
  • Tense oxide film, and can be well wetted by the glass
  • No reaction with mercury
  • Good corrosion resistance in air, fresh water and sea water

Applications
Kovar is widely used in applications such as power tubes, microwave tubes, transistors, diodes, hybrid packages, and other kinds of scientific instruments.

  • Sealing alloys for hard glasses
  • Transmitting tube
  • Oscillation tube
  • Ignitron
  • Transistor
  • Relay shell

FeNiCo Controlled Expansion Alloys 4J29 For Vacuum Electronic Devices Glass Sealing

Product tags

tempered glass importer

,

fire rated glass partitions

,

acetic silicone glass sealant
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FeNiCo Controlled Expansion Alloys 4J29 For Vacuum Electronic Devices Glass Sealing

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Product Detail
Brand Name :
XUNSHI
Model Number :
4J29
Certification :
ISO9001
Place of Origin :
China
MOQ :
50 kg
Price :
Negotiable
Contact Supplier
FeNiCo Controlled Expansion Alloys 4J29 For Vacuum Electronic Devices Glass Sealing
FeNiCo Controlled Expansion Alloys 4J29 For Vacuum Electronic Devices Glass Sealing

Suzhou Xunshi New Material Co., Ltd

Verified Supplier
8 Years
jiangsu
Since 2015
Business Type :
Manufacturer
Main Products :
Nickel Cobalt Alloy, Inconel Nickel Alloy, Soft Magnetic Alloys
Total Annual :
1000-1200
Employee Number :
100~120
Certification Level :
Verified Supplier
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