Check API 14E...there is a discussion with application limitations on pipe line pressure drop and sizing calculations for each of the methods you mentioned. I'll review my copy later this evening and see if it addresses you needs. If it does, I'll site edition, chapter and verse for you to...
Unibolt was a trademark of Thorhill Craver, hence the part numbers TC-....I believe Cooper Cameronbought up Thornhill Craver. I have also seen WKM use the name Unibolt. How old is this equipment you are examining?
Help, please.
Where can I find information on how to calculate the gas flow rate required through a main carrier pipe in order to weld a split full encirclement saddle on the line? This is necessary to permit the welding root pass to the outer pipe while providing enough heat transfer to keep...