0
$\begingroup$

I'm designing a pressure vessel with a relatively large cap that provides access into the vessel, what recommended thread specifications is needed to maximized locking and safety against faliure or popout.

$\endgroup$
13
  • $\begingroup$ What have you found on existing high pressure vessels so far, so we don’t duplicate and waste our effort. $\endgroup$
    – Solar Mike
    Mar 1, 2019 at 5:12
  • $\begingroup$ Well, I have seen the standards for scuba diving tanks which gets pressurized to up to 4000 psi, but I was looking for help since my case incorporate the "surge", I don't know if that matters. $\endgroup$
    – TechDroid
    Mar 1, 2019 at 5:48
  • $\begingroup$ What about deep diving vessels? $\endgroup$
    – Solar Mike
    Mar 1, 2019 at 5:48
  • $\begingroup$ This is an Australian standard: "standard 3/4" NPSM (NGS) parallel thread, sealed by an O-ring, which has a 60° thread form, a pitch diameter of 0.9820 to 0.9873 in (24.94 to 25.08 mm), and a pitch of 14 threads per inch (5.5 threads per cm)." $\endgroup$
    – TechDroid
    Mar 1, 2019 at 5:51
  • $\begingroup$ Like submarines? $\endgroup$
    – TechDroid
    Mar 1, 2019 at 5:53

0

Your Answer

By clicking “Post Your Answer”, you agree to our terms of service and acknowledge you have read our privacy policy.

Browse other questions tagged or ask your own question.