4J29/Kovar parts
Nickel-based Alloy Bars

NiFe Alloy 4J44

Short Introduction:

  • NiFe Alloy 4J44 is suitable for vacuum electronic devices (such as tube, oscillation tube, klystron, magnetron, tube) etc.

    Category:

    Description

    NiFe Alloy 4J44

    NiFe Alloy 4J44

    4J44 Material grades and equivalents

    Chemical composition:

    Alloy

    C

    P

    S

    Mn

    Si

    Ni

    Cr

    Co

    Cu

    Fe

    N

    No

    AI

    Max

    4J44　

    0.03

    0.02

    0.02

    0.05

    0.3

    41-43

    -

    -

    -

    remaining

    -

    -

    -

    Characteristic as below：

    In the range of 20 ℃ ~ 500 ℃ has a certain linear thermal expansion coefficient.

    Processing conditions and application:

    It is suitable for vacuum electronic devices (such as tube, oscillation tube, klystron, magnetron, tube, etc.

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