which is the right freequency probe and methode if ---
i) if we are using UT for detection of flaw in a bell shape casting(hollow) with wall thickness 70 mm.
2) a cast iron rim(ring) with u section( cup shape /counter bore).
3) a 4 meter long C45 shaft with450 mm dia having machining center at both ends.
NDT, Testing, Welding
Re: NDT, Testing, Welding
