eljefedouble
(.300 member)
07/05/11 10:12 PM
Re: .318 Westley Richards vs .333 Jeffery

Quote:

What's the normal .318 twist? 10"?

In the .30/06, the standard 10" twist sometimes wouldn't stabilize the 250gr. old style Barnes copper tubed, pure lead cored bullets. Don't know about the Woodleigh's length in comparrison to the old sometimes finicky Barnes.

The 10" twist worked fine in .300 mags, though, due to the higher rotational speed with higher speeds.

The .330" bullet at 250gr. would stabilize easier due to it's shorter length from larger diameter, of course.




Thats what my doubt was, Daryl, as mentioned in the 333 post
Will the 1:10 rifling stabilise across the envisaged range of 160-180gr, right upto 300 grains?
Am I to understand that a larger dia bullet (.333 or.318) WILL stabilise at the same twist that a smaller (.30) will not, when both have similar weights?
Sorry, Physics 101 was a long time ago...



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