Home Forums Reloading Big Game Rifles 7x57 loads in a modern action

Data taken with a good measurement system is the highest quality data. But if you're willing to settle for a somewhat lower grade of data, estimates from QuickLoad are respectable.

If you have three rifles, identical except for chambering, one in 7mm-08, one in 7x57, and one in 280, then at equal pressures and the same bullets, the wear and chance of failure for each will be the same.

Here's a set of QuickLoad data that helps put those three cartridges in perspective.