WebApr 1, 2024 · Factory cartridges appear to have a fairly consistent C.O.L. of about 2.785. When I seat my 150gr FMJ BT to that same C.O.L. (2.785), the cannelure sits a rediculous amount too high. When I seat the same bullet to the middle of the cannelure, the C.O.L. measures a measly 2.710. Is this acceptable? What is the minimum C.O.L. for … WebFeb 5, 2024 · Sierra Bullets has LOAD DATA for these four new bullets. If you handload for .223 Remington, 22-250, 6.5 x284 Norma, .308 Winchester, or .300 Winchester Magnum, check out this new reloading …
COL vs OAL Reloading: Which Method is Right for You?
WebA good example is the .308 Win and Weatherby cartridges. In the .308 Win, if the 168gr Amax is seated so the the boat tail/body junction is flush with the bottom of the case neck, bullet jump will be around 4mm / 157 thou. The bullet jump may be large but this load will be more accurate than a bullet seated to within a short distance of the lands. WebFeb 15, 2024 · The load data I used was from reliable sources, including Hodgdon, Hornady, Lyman, Speer, VihtaVuori, and Western Powders. The data included standard-pressure and +P loads. ... When developing fast 9mm handloads, you have to be mindful of cartridge overall length (COL). A bullet seated deep, like the left one at 1.080 inches, … fort peat
Best Tips to Get What Is Col In Reloading? - grimwarrior.com
WebJun 4, 2024 · The reloading data for W231 is not likely to be aggressive lol. You didn't mention your COL but you can certainly go to 5.3gr regardless. Your SD ammo can be approximated using other powders. Check powder mfg web sites for info. Make sure your barrel length matches the test data before setting your expectations too high. WebFeb 15, 2024 · QL uses bullet weight, bullet length, case capacity, and powder type and charge to estimate pressure. Plugging the values in for the 115-grain XTP, a COL of … WebOct 17, 2024 · Berger Bullets’ 175-grain .308 VLD Target offering, or Sierra’s 175-grain MatchKing, for example, could prove to perform very well in your K31. IMRs for .30s. The K31’s tight bore does warrant an extra nod to caution in sticking with published load data that keeps breech pressures within the K31’s limit of 45,500 psi. dinner meal plans for week