Author Topic: anybody got an 3000fps+ loads for .270win. 140grainers?  (Read 515 times)

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Offline thelaw

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anybody got an 3000fps+ loads for .270win. 140grainers?
« on: March 02, 2005, 10:24:30 AM »
wanting to try some new loads out to get 3000fps with 140's.

Offline longwinters

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anybody got an 3000fps+ loads for .270win.
« Reply #1 on: March 02, 2005, 11:23:35 AM »
John Barsness says 57gn of H-4831 will do it with a 150 gn bullet so should be no problem with a 140gn.  Of course we all know to work up to these loads.

Long
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Offline Questor

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anybody got an 3000fps+ loads for .270win.
« Reply #2 on: March 03, 2005, 03:42:55 AM »
Most of the published data I've seen for 140 grainers shows velocities just under 3000. When it's this close, variations in guns mean a lot. Don't use magazine data, use data from ballistic labs.
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Offline myronman3

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anybody got an 3000fps+ loads for .270win.
« Reply #3 on: March 03, 2005, 12:21:39 PM »
i get and honest 2900 from mine using 150's and imr 7828 and magnum primers.   with regular primers the load is beyond worthless.  with magnum primers,  my favorite. i would think you could get 3000, or really close to it.   but keep in mind book data is just that- what your rifle will actually do is another story.   the only way to know is to run it over a chronograph.

Offline BCB

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anybody got an 3000fps+ loads for .270win.
« Reply #4 on: March 03, 2005, 12:40:23 PM »
thelaw,
I'm shooting 56.5 grains of H-4831 and the Hornady 140 BTSP bullet from an older Model 70.  It has a 22 inch barrel and I ain't near 3000 fps.  I am right at the 2800 fps.  I can't imagine 3000 fps with a 150 grainer and 57.0 grains of H-4831.  Maybe that 3000 fps can be had with a 26 inch tube.  Don't know for sure.  My 270 just plainly won't do it.  3000 fps may be a bit tougher to get in the 270 with 140's or 150's than the literature actually indicates.  I know I don't want to push my Model 70 to that MAGIC number.  It's killed plenty of white-tails at the lesser velocities.  Good-luck...BCB

Offline drdougrx

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anybody got an 3000fps+ loads for .270win.
« Reply #5 on: March 03, 2005, 05:07:38 PM »
Hi,

My oehler chrono tells me that I get 2970fps (Av) using 150gr BTs and 58.5gr of RL-22, CCI LR primers in a 24" shilen barrel.

Doug
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