.38 Special is 17,000 psi, 20,000 for +P. Both are about half of 9mm pressures, and a long way from 30,000.
Of course, the other interesting thing here is that many of these faster loads are well into 9mm territory, rather than being 9mm's weak kid sister.
Last edited by RX-79G; January 27, 2014 at 05:34 PM.
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