Hello, there:
To hot tapping into and existing 18" line (Sch. 10. A53 Gr. B, UT shows the wall thickness is 0.25", 300 psig and 200F), using weldolet connection (instead of split Tee).
Please help:
To check whether the weldolet connection is safe , which code should be followed? where could...
Hello, there:
My question is:
An existing 18" line (Sch. 10. A53 Gr. B, class 150 flange rating, operating 300 psig and 200F) ended with a blind flange. A proposal is to open a hole in the blind flange (during shut down time) and connect to a 8" pipe line.
Please help, which code should...
