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China Super Alloys K94610 Kovar Bar ASTM F15 Thermal Expansion
China Super Alloys K94610 Kovar Bar ASTM F15 Thermal Expansion

  1. China Super Alloys K94610 Kovar Bar ASTM F15 Thermal Expansion
  2. China Super Alloys K94610 Kovar Bar ASTM F15 Thermal Expansion
  3. China Super Alloys K94610 Kovar Bar ASTM F15 Thermal Expansion
  4. China Super Alloys K94610 Kovar Bar ASTM F15 Thermal Expansion

Super Alloys K94610 Kovar Bar ASTM F15 Thermal Expansion

  1. MOQ: 30 kg
  2. Price: Negotiable
  3. Get Latest Price
Payment Terms T/T, D/P, L/C, D/A, Western Union, MoneyGram
Supply Ability 2000 kg per month
Delivery Time 15-20 days
Packaging Details plywood cases
Material KOVAR Bar
Size dia 8 - 100mm x L
Density 8.36 g/cc
Tensile Strength 592 MPa
Hardness 68 HRB
Elongation 31%
Thermal Conductivity 17.2 W/m. K
Application sealing
Brand Name JINXING
Model Number K94610 - KOVAR Bar
Certification ISO 9001
Place of Origin CHINA

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  1. Product Details
  2. Company Details

Product Specification

Payment Terms T/T, D/P, L/C, D/A, Western Union, MoneyGram Supply Ability 2000 kg per month
Delivery Time 15-20 days Packaging Details plywood cases
Material KOVAR Bar Size dia 8 - 100mm x L
Density 8.36 g/cc Tensile Strength 592 MPa
Hardness 68 HRB Elongation 31%
Thermal Conductivity 17.2 W/m. K Application sealing
Brand Name JINXING Model Number K94610 - KOVAR Bar
Certification ISO 9001 Place of Origin CHINA
High Light Super Alloys Kovar BarK94610 Alloys BarASTM F15 Alloys Bar

Super Alloys K94610 KOVAR Bar ASTM F15 Thermal Expansion

KOVAR Bar is also called sealing alloy or constant expansion alloy. The alloy has a linear expansion coefficient similar to that of borosilicate hard glass at 20~450 ℃, a high Curie point and good low temperature structural stability. The oxide film of the alloy is dense and can be well soaked by glass. It does not interact with mercury and is suitable for use in mercury containing discharge instruments. It is the main sealing structural material of electric vacuum devices.

 

Chemical Composition of KOVAR Bar

Chemical Compositions
Element Content
NICKEL (Ni) 29
COBALT (Co) 17
MANGANESE(Mn) 0.5
SILICON (SI) 0.2
SULFUR (S) 0.025
CHROMIUM(Cr) 0.2
COPPER (Cu) 0.2
MOLYBDENUM (Mo) 0.2
ZIRCONIUM (Zr) 0.1
PHOSPHORUS (P) 0.025
CARBON (C) 0.06
IRON BALANCE

 

Product specifications of KOVAR Bar

  • Density: 0.302 lbs./in3
  • Specific Gravity: 8.36 g/cc
  • Curie Temperature: 435o C / 815o F
  • Melting Point: 1450o C / 2640o F
  • Specific Heat: 0.105 cal/gm/ o C at 0o C & 0.155 cal/gm/ o C at 430o C
  • Thermal Conductivity: 17.3 W/m ⋅ K
  • Electrical Resistivity: 49 microhm/cm

KOVAR Bar picture:

Application of Kovar Alloy Bar

It is used to make Fe-nickel-cobalt alloy strip, bar, plate and pipe with hard glass/ceramic matching sealing. It is mainly used in vacuum electronics, power electronics and other industries.

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Manufacturer,Distributor/Wholesaler,Importer,Exporter,Seller,Other

  • Year Established:

    2007

  • Total Annual:

    5,000,000-10,000,000

  • Employee Number:

    10~25

  • Ecer Certification:

    Site Member

JINXING MATECH is a research and development, production, processing and sales of integrated, comprehensive refractory metal, precious metal material manufacturer.JINXING MATECH is an expert provider on the metal solution. Especially on the products such as Tungsten , Tungsten copper , Titanium ... JINXING MATECH is a research and development, production, processing and sales of integrated, comprehensive refractory metal, precious metal material manufacturer.JINXING MATECH is an expert provider on the metal solution. Especially on the products such as Tungsten , Tungsten copper , Titanium ...

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  • JINXING MATECH CO LTD
  • NO.57 KEXUEDADAO ROAD
  • https://www.zirconiumbar.com/

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