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Ammo Direct ZeroPak


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Thread: Super light thinking

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  1. #32
    Member
    Join Date
    Dec 2014
    Location
    canterbury
    Posts
    6,845
    I did read it
    But a barrel sleeve of 7075 is only a stiffener
    The underlying 4140 barrel while pencil thin can contain the full pressure unsupported

    I have all the chamber and barrel wall thickness tables and max pressure on hand.
    All the liners are calculated for safe use with those cartridges at their maximum pressure and all have been proof tested
    Northkiwi and STC like this.
    The Church of
    John Browning
    of the Later-Day Shooter

 

 

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