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  1. MJCronin

    Quality Air Reciever Fabrication and Welding --

    Quality Air Reciever Fabrication and Welding -- Your thoughts on this YOUTUBE Video ?
  2. MJCronin

    Learning Guidance

    Where do you live, Shaikh Mohammed Ammar, ... I may have some PV design books to sell to you "mjcronin16 at gmail dot com" MJCronin Sr. Process Engineer
  3. MJCronin

    Standards on filling holes with weld

    The magical words that you seem not to be using are "plug welds" Google: AISC AWS rules "plug welds" and see what you get ! Thank God only experienced STEM engineers are getting these important weldment design assignments ! (I also believe that, with a detailed sketch, there may be some...
  4. MJCronin

    API 650 Tank Rebuild - Type and quantity of weld inspections

    Lets make sure that we have a shared understanding of the english language, shall we ? I have worked on several industrial acid tank projects and have specific questions 1) Was the old tank containing "Concentrated Sulfuric acid" ? - Because these are typically 100% replaced What are...
  5. MJCronin

    Rated flow rates not in 80% to 110% of BEP flowrates

    Let the guessing games begin !!! 1) Was the pump specified to be able to move solids (solids handling pumps have horrible efficncies) 2) Is this some kind of slurry pump or "chopper pump" ? 3) Is this a "self priming" pump 4) Is this a new pump or "boneyard reused" pump 5)...
  6. MJCronin

    Firetube Boiler

    Sorry, ... the rules are the rules ... MJCronin Sr. Process Engineer
  7. MJCronin

    Firetube Boiler

    You can buttweld up to 9 short pieces of tube together to make one tube If anyone asks for your justificatin, say that "someone on the internet told you it was acceptable ;) Regrds MJCronin Sr. Process Engineer
  8. MJCronin

    Safe zone around purged vessel

    Chemical bypass "shot feeders"? ... They can be custom made for your process ($$$) https://www.generalfiltration.com/product/chemical-bypass-pot-feeders/ The selfish MBAs will probably veto it .... Because of the cost, of course MJCronin Sr. Process Engineer
  9. MJCronin

    Oven Window Touch Temperature

    Homework problem ? .... kinda smells like it... (a precise 1000F ? 10" x 10" window) ... very round numbers MJCronin Sr. Process Engineer
  10. MJCronin

    Quality of Welded fabrication from Transylvania - Can you help me ?

    My firm received this weldment from a shop in Eastern Europe .... But something seems to be wrong I cannot quite put my finger on it .... What do you think ? MJCronin Sr. Process Engineer
  11. MJCronin

    Hi, What is the meaning of the c

    Could we be chasing a typo ?.... Or perhaps a symbology choice error by a CAD monkey ? What do you think of a new symbol that cannot be found in the ancient and venerable AWS standards? OMHO, I think that it is somehow an error by a newbee ... MJCronin Sr. Process Engineer
  12. MJCronin

    Reduced-Noise Gas Flow Design Guide and spreadsheet by Nelson and NASA

    Not yet Eric .... Hundreds of us are still working day and night to answer your questions MJCronin Sr. Process Engineer
  13. MJCronin

    Urea Tank

    Just a thought ...Have you gotten a price for tank fabrication, but from C-276 Stainless Alloy ? (It seems to me that you are in a condition of both internal AND external corrosion) C276 has reasonable corrosion resistance to chlorides ... for a reasonable price I also a 3/8 think 500 gallon...
  14. MJCronin

    Spacer's Dimensions used in a Bolted Joint

    Why do I get the feeling that he has never heard the word "WASHER" before ? MJCronin Sr. Process Engineer
  15. MJCronin

    Deaerator Sizing

    So, Pavan .... You want to know how DEAERATOR VESSELS and internal assemblies are designed .... for your export market ? Did I get that right ? .... Is it correct that you are NOT trying to replace a single deaerator .... ????? You are looking for an education from kind strangers ? ...... OK...
  16. MJCronin

    Liquefied of propane and butane using turboexpander

    Only 379 more questions before we get the whole picture ... Press on fellow Pilgrims !! Oh, wait ...20 year old Fiasllalamala will have to take another THREE MONTH break before he responds (family issues, ... of course) Stay tuned, my friends ... stay tuned !!! Be ready to answer ALL...
  17. MJCronin

    Jockey Pump Design

    LI and Travis offer good advice ... I agree MJCronin Sr. Process Engineer
  18. MJCronin

    PIPE BENDS

    Re LittleInch and GB Torpenhow .. Only 843 more questions until we get the whole picture from the OP !!! ..... Be patient 11 MJCronin Sr. Process Engineer
  19. MJCronin

    CO2 filter in the vent opening of a Demineralized water storage tank

    Please explain what a "CO2 filter" is .... Najeeb I have never heard of such a thing and I am very apprehensive that I am talking to someone without a background in fundamental electro-chemistry ... Can you be a little MJCronin Sr. Process Engineer
  20. MJCronin

    Flash vessel control valves

    Najeeb, If you are trying to size and design a flash steam system and your valve is part of a boiler blowdown tank/vessel, I suggest that you specify and purchase the entire system, including valves, tanks and controls ... Otherwise, we will have another 317 questions from you as you slowly...

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