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Bhn Chart

Bhn Chart - A quick bhn test would tell me if i needed to go softer, harder, or stay the same. Penn bhn notes looks like copper jacketed bullets are about 35 bhn according to this article for a. Once i cast ingots, i would use a letter stamping kit and mark each ingot. I found the 45 cal 255gr cowboy bullets are bhn 10, as are the 38 cal 148gr lhbwcs. Been doing the homework,but more study leads to more confusion on this one point. I got a hardness tester and tried the pressure/alloy/bhn formula and that lasted only a few weeks as bullet fit trumps hardness for leading and accuracy. Let's be clear about things: In the above case of 65k, i don't think 'to hard' is going to be a problem! Seems to be today's buzz word/phraise (my 12.75 bhn bullets surpass the elasticity quotient for 22.4 gr of reloader 74 powder, but 13.9 is. Bullet for whitetail ny deer, within 50yrds?

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