9mm, .40 and 10mm are all ~35,000psi. So how come.45’s operating pressure is so low? Most loads are 16,000-18,000 PSI and about 22,000 with + P
Is .45acp brass weak? or is has to do with .45 pushing heavy bullets? What would happen if.45was loaded to say 30,000psi? How hot can .45 be loaded...