Could anyone please advise me on which Code or Standard has stated that the corrosion allowance does not need to be considered for the inner pipe of a double pipe exchanger?
Additional, I have an exchanger design consisted of a few series of double pipes. The inner pipe will be extended out of...
Dear all,
I am rather new to air cooler design. One of my customer has requested me to design a thrust block for the header box recently but I have no idea how it looks like and where to start off.
Appreciate if anyone here could provide an image or sketch etc.. for this thrust block for my...
Could anyone there elaborate for me clause 7.1.6.1.2 in API 661 (6th Ed), see below,
- If the fluid temperature difference between the inlet & outlet of the multi-pass bundle exceeds 110 degC, U-tube construction, split headers or other methods of straint relief shall be employed.
For example...
I have a drum with bottom smls elips head joint to a smls pipe and finally welded with a std flange with blind cover. Noted that there is no longitudinal seams involved but top and bottom circ seam are spot RT.
Anyone could advise whether the nameplate shall be stamped RT-2 or RT-3?
Thank you...
Hi, I am new to this forum and would like to look for useful guide/ info on how to determine hole/holes size on stay plates which to be welded to a header box. I manage to use CodeCalc to determine the required thickness of stay plate but have no idea on how the hole/holes to be. Could anyone...
