Parker Gun Collectors Association Forums - C.I.P. Minimum Wall Thickness Recomendations

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Drew Hause

07-08-2013 04:31 PM

C.I.P. Minimum Wall Thickness Recomendations

Commission Internationale Permanente pour l'Epreuve des Armes à Feu Portatives (C.I.P) http://www.cip-bobp.org/

Shotgun recommended minimum wall thickness p.4
http://www.cip-bobp.org/sites/defaul...e/A-4-1_EN.pdf

Assuming Categorie 1 is Standard Steel, for 12g the MWT numbers are:
Just past the forcing cone/ 4” from breech - .075”
8” - .043”
12” - .030”
16” - .024”
20” - .022”

http://pic20.picturetrail.com:80/VOL.../407166150.jpg

Drew Hause

07-08-2013 07:51 PM

The actual chart is up

Eldon Goddard

07-08-2013 08:00 PM

1in=25.4mm

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