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Rifles, Reloading, Optics, Equipment
Rifles, Bullets, Barrels & Ballistics
What ACTION for a 7mm-338 LAPUA Imp. cartridge?
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<blockquote data-quote="goodgrouper" data-source="post: 64960" data-attributes="member: 2852"><p>[ QUOTE ]</p><p> But isnt the 300 mag bigger than the 30/06 kinda like the STW is bigger than the 7mm Mag? </p><p></p><p>[/ QUOTE ] </p><p></p><p>Yes that is correct. I have also stated recently that in all truth, I could have killed that cow at 820 yards with an '06. She would still have died, only difference being that the shooter must compensate a little more for the punier cartridges less flat traj. </p><p> I have bashed the .300 ultra in the past because it <font color="red"> IS </font> an overbore cartridge with real life benefits in the field being barely more noticeable than the other smaller 30's. Run the numbers on a 180 grain accubond doing 3400 out of an ultra versus the same bullet doing 3100 (and I get 3200) from a 300 winny. Now zero them both at 300 yards and look at the 500 yard column. 5 or 6 inches at best. That is just 4 lousy clicks at that range, and you burn 20 grains more powder for those 4 clicks! </p><p> </p><p> However, I have stated also in the past that if anyone ever makes decent brass for the Ultra, I would possibly look at getting one made, and hang a 30" barrel on it and shoot only 200 grain or heavier bullets out of it. <font color="blue"> NOTHING LIGHTER. </font> Your margin of advantage narrows drastically with the lighter and lighter bullets you shoot in the Ultra. It has the horsepower to push a 200 grain accubond at sufficient velocities to really shine. But, barrel life is still going to be not too stellar. But that is the price you pay for launching super heavy-for-caliber bullets at high velocities for looong range shooting.</p><p>A 7stw or 7 ultra shooting 200 grain bullets will be sweet, but it will exhibit the same or worse wear than a 300 ultra shootin 220 grain bullets.</p></blockquote><p></p>
[QUOTE="goodgrouper, post: 64960, member: 2852"] [ QUOTE ] But isnt the 300 mag bigger than the 30/06 kinda like the STW is bigger than the 7mm Mag? [/ QUOTE ] Yes that is correct. I have also stated recently that in all truth, I could have killed that cow at 820 yards with an '06. She would still have died, only difference being that the shooter must compensate a little more for the punier cartridges less flat traj. I have bashed the .300 ultra in the past because it <font color="red"> IS </font> an overbore cartridge with real life benefits in the field being barely more noticeable than the other smaller 30's. Run the numbers on a 180 grain accubond doing 3400 out of an ultra versus the same bullet doing 3100 (and I get 3200) from a 300 winny. Now zero them both at 300 yards and look at the 500 yard column. 5 or 6 inches at best. That is just 4 lousy clicks at that range, and you burn 20 grains more powder for those 4 clicks! However, I have stated also in the past that if anyone ever makes decent brass for the Ultra, I would possibly look at getting one made, and hang a 30" barrel on it and shoot only 200 grain or heavier bullets out of it. <font color="blue"> NOTHING LIGHTER. </font> Your margin of advantage narrows drastically with the lighter and lighter bullets you shoot in the Ultra. It has the horsepower to push a 200 grain accubond at sufficient velocities to really shine. But, barrel life is still going to be not too stellar. But that is the price you pay for launching super heavy-for-caliber bullets at high velocities for looong range shooting. A 7stw or 7 ultra shooting 200 grain bullets will be sweet, but it will exhibit the same or worse wear than a 300 ultra shootin 220 grain bullets. [/QUOTE]
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What ACTION for a 7mm-338 LAPUA Imp. cartridge?
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