Could anyone reference where the line "Head must either be thicker or attachment butt joint must be spot radio graphed" from Secion VIII Appendix L-1.5.3(d) comes from?
I a scenario for each of a 12" seamless pipe pressure vessel.
1. A 12" CL-600 blind flange with 2 2" CL-600 flanges attached on one end of a 12" pressure vessel.
2. A standard 12" cap with a 1" weldolet on the other end of a 12" pressure vessel.
It is my assumption that since there is an...
I a scenario for each of a 12" seamless pipe pressure vessel.
1. A 12" CL-600 blind flange with 2 2" CL-600 flanges attached on one end of a 12" pressure vessel.
2. A standard 12" cap with a 1" weldolet on the other end of a 12" pressure vessel.
It is my assumption that since there is an...