Governing Thickness Preheat ASME B31.3
Governing Thickness Preheat ASME B31.3
(OP)
How do I know what the nominal thickness to be used for preheating of joints type branch connection. Type FIG. 328.5.4D - Sketches(1) (3) and (5).
Thanks to everyone.
Thanks to everyone.





RE: Governing Thickness Preheat ASME B31.3
In sketches 3 & 5 you have to check three welds individually.
RE: Governing Thickness Preheat ASME B31.3