Quote:
Originally Posted by Dave Suponski
Bruce, Please recheck your numbers standard 12 gauge 1 1/8 oz. loads are closer to 9,500 psi.
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I think you are both on the low side. Factory shells are designed to cycle autoloaders. Tom Armbrust reported his findings on Winchester AA Light Target loads (2 3/4 dram 1 1/8 ounce) as 11,200psi + or - 600psi. They still won't hurt a sound Trojan.
http://www.armbrust.acf2.org/aalight.htm