Hello,
Regarding integral type flange shown in Figure 2-4(6), Section VIII Appendix 2...
As long as g0, g1, and h (hub dimensions) result in a hub slope not exceeding 1:3, is there a limit to the distance the C/L weld is located below the end of the hub length (where h and g0 intersect)? In...
Hello,
I’m trying to find info in Section VIII regarding material selection for a pad flange/studding outlet that will weld into a tank head or shell wall. I’m specifically trying to determine if ID/OD plate (not plate rolled into a ring & welded) can be for this type of flange. This is a...
Does anyone know what prompted the addition to UHA-51 requiring impact testing for UNS S17400 materials in the 2013 Code?
Thanks (pardon the cross-post)
HPM
Hello,
I have two nozzle openings in a torispherical head. Both 3.94" ID, centers spaced 6.5" apart. If I consider these openings individually, there is adequate strength in the shell, nozzle & welds, that no additional reinforcement is required. I think I understand the rules of UG-42a...
Fig. UG-34(a) shows a shell thickness (ts) & a head thickness (t) transitioning with a taper. I'm assuming that the figure points this out to show when the shell thickness is thinner than the head thickness, there must be a tapered transition between the two. It's not, however, stating that...
