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- Path: sparky!uunet!haven.umd.edu!mimsy!stein.u.washington.edu
- From: toby@stein.u.washington.edu (Toby Bradshaw)
- Newsgroups: rec.guns
- Subject: Re: Fluted barrel
- Message-ID: <1jq9j4INN3pp@shelley.u.washington.edu>
- Date: 23 Jan 93 02:20:10 GMT
- Sender: magnum@mimsy.umd.edu
- Organization: University of Washington, Seattle
- Lines: 31
- Approved: gun-control@cs.umd.edu
-
- In article <9301221128.AA21122@smuggler.Utah.univel.COM> Thi_Huynh@univel.COM writes:
- #I just ordered a Bushmaster XM15-E2 from Quality Parts with a fluted
- #barrel for $790 (OUCH!). From their catalog, they claimed rigidity
- #is increased by 20 to 25%, among other things such as better cooling
- #and weight reduction.
- #
- #Does this claim of increase in barrel rigidity over a non-fluted heavy
- #barrel sound valid to you? They say that fluted barrels started out
- #as heavy barrels and then they shave the metal away.
-
- A fluted barrel will be stiffer than a cylinder of equal weight, but
- less stiff than one of equal diameter. On serious target barrels,
- the fluting must be done before final lapping, as fluting redistributes
- stress in the barrel.
-
- Toby Bradshaw
- Department of Biochemistry and College of Forest Resources
- University of Washington, Seattle
- toby@u.washington.edu
-
- "A well-educated electorate being necessary to the prosperity of
- a free state, the right of the people to keep and read books, shall
- not be infringed." Do you conclude from this that only voters may
- own books?
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