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Has anyone seen some kind of overpressure protection on the cooling tower return header and/or restraint system? We had an incident in our cooling tower where the nozzle and the valve on the header separated on #4 cell (high header pressure) Thanks Will

Thanks for all the good information. StevenHPerry (Mechanical) - I kept reading B31.3 and found what you mentioned. C2it (Petroleum) - I am referinf to a blind that will be clamped between the flanges and it will be used to isolate the waste gas hdr from the boilers. The idea is to bring the...

Does anyone know how to design a isolation blind/blank to a specific pressure and temperature? I know B31.1 has a formula to determine the thickness but it is only related to 100 F. Thanks, WH

Mr. MJCronin How did you come out with that number on price/gallons? Is there any data or method on how to estimate the final price of above ground storage tank? Thanks.

I am trying to repair the bottom of a tank (30 ft dia x 27 ft tall, API 653) but it has some foundation problems so we need to fix it. The owner does not want to use concrete ring wall because it is expensive or slab or crushed stone. My foreman told me that he has seen steel ring walls on tanks...

A quick tank question, API 650, 653. If you have to repair a weld on the Flush Cleanout type fittings, which it has been already stress relieved, Do you have to stress relieve it again once you do the repair? Let me know. Thanks a lot.

All, Just trying to learn how to estimate tower internals, trays, structured packing, etc. Does anyone knows about a book, a website or somewhere where I can learn about it. Thanks.

I just got a new job in a company that design Trays, structured packing and columns. I am a mechanical engineer so I don’t have any idea. Does anyone know a good website, book or magazine where I can go/get and learn more? Thanks a lot.

I am entry level mech engineer. I will be involved in an Oil and gas project as a piping field engineer in the jobsite. My question was for any recommendation I should know? Any website or book where describe what a piping field engineer does? Etc.

Any good advises on how to put together pipe in the field? Any recommendations? Also any book or website for fabricating piping in the field on large oil and gas construction projects? Thanks.

What is the difference between a buttweld and a socketweld in a flange? Doing a piping take off.

I am a mechanical engineer, doing a take off of some strcutural steel drawings and concrete, forms. Are there any manuals, websites or books on how to do a take off or at least how to get an idea on civil stuffs for non-civil guys. Thanks. Will