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Thread: Canons?

  1. #16
    Member 40mm's Avatar
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    Quote Originally Posted by gundoc View Post
    I should have mentioned that it was a proof load, the projectile was 1" of 1/4" Whit bolt wrapped in a a layer of toilet paper and the full Ballistite charges from 2x .303 blanks. Instead of running back on its little wheels, it just went end over end until it slammed into the workshop wall!
    Sounds like great fun! I thought a proof load was three times the charge with no projectile? (just what I have been told)
    Use enough gun

  2. #17
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    Quote Originally Posted by 40mm View Post
    Sounds like great fun! I thought a proof load was three times the charge with no projectile? (just what I have been told)
    You'll see various definitions. One used to be "double charge double balls".

    The olden days proof charges used powder of the day which was less powerful than our modern black powders.

  3. #18
    Member 40mm's Avatar
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    Quote Originally Posted by zimmer View Post
    You'll see various definitions. One used to be "double charge double balls".

    The olden days proof charges used powder of the day which was less powerful than our modern black powders.
    That sounds about right.
    Use enough gun

  4. #19
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    Quote Originally Posted by northdude View Post
    if its black and looks tactical you may have to hand it in
    Thank goodness it has a wooden broom handle.
    An itch ... is ... a desire to scratch

  5. #20
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    The gunsmith I use builds cannons for a hobby, and sells them also, they are ultra cool, I’m pretty sure he machines the barrels, they’re about 2inch bore and sorta rust blues them so they look cast, has little wooden trolleys with cast wheels on them. Hopefully when we both get time spare I can be there when he lets 1 rip. If I had the money I’d own 1 in a flash.
    Steve123 likes this.

  6. #21
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    That's the kind of thing I'm thinking of when I say canon.
    Any more info?link maybe?

  7. #22
    Member 300CALMAN's Avatar
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    @40mm


  8. #23
    Member 300CALMAN's Avatar
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    But in reality I am keen to build something in V-Can caliber.
    Tommy likes this.

  9. #24
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    https://antique-arms.co.nz/cannon.html

    The majority of these are made from 40mm Bofors barrels.
    Use enough gun

  10. #25
    Member Marty Henry's Avatar
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    Pretty certain I know the maker of the first cannon in that set of pics he used to bring it out to clevedon pretty regularly. He also made some other interesting bits and pieces.

  11. #26
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    Quote Originally Posted by Marty Henry View Post
    Pretty certain I know the maker of the first cannon in that set of pics he used to bring it out to clevedon pretty regularly. He also made some other interesting bits and pieces.
    Would is name start with a T?
    Use enough gun

  12. #27
    Member 300CALMAN's Avatar
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    Quote Originally Posted by 40mm View Post
    https://antique-arms.co.nz/cannon.html

    The majority of these are made from 40mm Bofors barrels.
    well at least you know the barrel is proofed well above what you are going to load.

    So where do we get 40mm barrel @40mm ??

  13. #28
    Member 300CALMAN's Avatar
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    v-cans 52.8mm :-(

  14. #29
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    Mythbusters put a bowling ball through a house by accident and they were only using compressed air, no black powder needed.
    gadgetman likes this.

  15. #30
    Member 40mm's Avatar
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    Quote Originally Posted by 300CALMAN View Post
    well at least you know the barrel is proofed well above what you are going to load.

    So where do we get 40mm barrel @40mm ??
    PM me
    Use enough gun

 

 

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