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Ohmalloy Material Co.,Ltd

  • China,Shanghai ,Shanghai
  • Verified Supplier

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China 19mmx1.2mm FeNi52 Tube Hermetic Seals High Temp Alloys
China 19mmx1.2mm FeNi52 Tube Hermetic Seals High Temp Alloys

  1. China 19mmx1.2mm FeNi52 Tube Hermetic Seals High Temp Alloys
  2. China 19mmx1.2mm FeNi52 Tube Hermetic Seals High Temp Alloys
  3. China 19mmx1.2mm FeNi52 Tube Hermetic Seals High Temp Alloys
  4. China 19mmx1.2mm FeNi52 Tube Hermetic Seals High Temp Alloys

19mmx1.2mm FeNi52 Tube Hermetic Seals High Temp Alloys

  1. MOQ: 50kg
  2. Price: Negotiable
  3. Get Latest Price
Payment Terms , L/C, T/T
Supply Ability 20000T/Year
Delivery Time 7-20days after your deposit received
Packaging Details IN Wooden box
Standard ASTMB166
Surface Bright&Block
OD 0.2~80mm
Wall 0.01~10mm
Length 0.2~6000mm
Craft Cold Drawing
Shape Tube
Common Name FeNi52
Application Glass sealing
Ni% 51.5~52.5
Brand Name OHMALLOY
Model Number Inconel601
Certification ISO ROHS
Place of Origin China(Shanghai)

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  1. Product Details
  2. Company Details

Product Specification

Payment Terms , L/C, T/T Supply Ability 20000T/Year
Delivery Time 7-20days after your deposit received Packaging Details IN Wooden box
Standard ASTMB166 Surface Bright&Block
OD 0.2~80mm Wall 0.01~10mm
Length 0.2~6000mm Craft Cold Drawing
Shape Tube Common Name FeNi52
Application Glass sealing Ni% 51.5~52.5
Brand Name OHMALLOY Model Number Inconel601
Certification ISO ROHS Place of Origin China(Shanghai)
High Light Hermetic Seals High Temp Alloys19mmx1.2mm High Temp AlloysFeNi52 Alloy Tube

FeNi52 Alloy Tube / Alloy 52-Glass Sealing52 19mmx1.2mm for Hermetic Seals

Product Description
The iron-nickel fixed expansion alloy is a series of fixed expansion alloys that can be matched with soft glass and ceramics with different expansion coefficients in a given temperature range by adjusting the nickel content. The expansion coefficient and Curie point increase with the increase of nickel content. This combination gold is a widely used sealing structure material in the electric vacuum industry
 

Chemical Composition

Grade C% P% S% Mn% Si% Cu% Cr% Mo% Ni% Co% Fe%
Alloy52 Max 0.05 Max 0.020 Max 0.020 Max 0.80 Max 0.30 / / / 51.5~52.5 / Bal.

 

Specifications

Grade Common Name Common Name
Alloy Vacodil520 NILO 52

 

Physical Properties

Grade Density Resistivity
Kovar 8.25 g/cm3 0.43

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Grain size of Alloy52
The grain size of the alloy deep-drawing belt should not be less than level 7, and the grain size less than level 7 should not exceed 10% of the area. When the average grain size of the strip with a thickness of less than 0.13mm is estimated, the number of grains along the thickness of the strip should be no less than 8.

 

Welding performance of Alloy52
The combined gold has good welding performance and can be brazed and spot welded. The combination of gold and soft glass should be pre-oxidized before sealing.

 

Coefficient of Expansion

Alloy Linear Coefficient of Thermal Expansion a,10-6/°C
20-200°C 20-300°C 20-350°C 20-450°C 20-500°C 20-600°C 20-700°C 20-800°C
Kovar 10.4 10.2 10.3 10.3 10.3 10.8 / /

Heat Treatment For Alloy52
(1) Stress relief annealing In order to eliminate the residual stress of parts after machining, stress relief annealing is required: 430~540℃, heat preservation 1~2h, furnace cooling or air cooling. [1]
(2) Intermediate annealing In order to eliminate the work hardening phenomenon caused by the alloy in the process of cold rolling, cold drawing and cold stamping, in order to facilitate the continued processing. The workpiece needs to be heated to 700~800℃ in a vacuum or protective atmosphere for 30~60min, then furnace cooled, air cooled or water quenched.
(3) Pre-oxidation treatment When the combined gold is used as a sealing material, it should be pre-oxidized before sealing. A uniform and dense oxide film is formed on the surface of the alloy. The parts are heated in saturated wet hydrogen at 1100°C for 30 minutes, and then oxidized in the air at about 800°C for 5-10 minutes. The weight gain of the parts should be 0.1~0.3mg/cm2

 

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Company Profile

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Customer Photos

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Exhibition

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Production Process

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Testing Equirement

 

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Shipment

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Company Details

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  • Business Type:

    Manufacturer,Distributor/Wholesaler,Exporter,Trading Company

  • Year Established:

    2008

  • Total Annual:

    4000000-6000000

  • Employee Number:

    20~50

  • Ecer Certification:

    Verified Supplier

Ohmalloy Material Co.,Ltd is a high-tech enterprise which specialized in making all kinds of alloy such as high resistance alloy, low-resistance copper nickel alloy, precision alloy, FeCrAl alloy and thermocouple Alloy. Ohmalloy Material Co.,Ltd have a full production line from melting, surface... Ohmalloy Material Co.,Ltd is a high-tech enterprise which specialized in making all kinds of alloy such as high resistance alloy, low-resistance copper nickel alloy, precision alloy, FeCrAl alloy and thermocouple Alloy. Ohmalloy Material Co.,Ltd have a full production line from melting, surface...

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  • Ohmalloy Material Co.,Ltd
  • Room 311, No.1211, Mudanjiang Road, Baoshan district, Shanghai
  • https://www.fecralalloy.com/

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