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  1. Weldinspect

    Weld on a UL tank

    Hello, I recently observed a weld on a new UL 142 Diesel tank (picture attached), but the manufacturer does not agree that welds should be ruled by AWS D1.1 and of course it does not say so in UL 142 but for me any weld at the end should be inspected by it. Opinions?
  2. Weldinspect

    Lamination in structural steel

    Can any one tell me if lamination in steel columns can be repaired? We had las year a case where about 30% of the material for a project had a few less than 1 mm deepth laminations. There was a lot of discusion and it was decided that they could not be repaired, my personal opinion was that it...
  3. Weldinspect

    CVM or RSM

    Hello We are designing a new power plant and one of the members of the team has required to use the CVM method for the design of the Lightning system. I´ve always used the RSM method and not the former mentioned. Also I read in an article that the CVM is not advised by many designers. What...
  4. Weldinspect

    Water tank cheapest technollogy

    Dear friends, I am looking for a project for the cheapest technollogy to store potable water tanks and I was thinking on corrugated galvanized technollogy but didn´t have much luck with Mr Google, only 1 company found yet. Can any one advise if corrugated would be cheaper than welded onsite and...
  5. Weldinspect

    Image or thermographyc fire detection

    Hello, based on NFPA what is the best and quicker Fire Detection System, Thermographyc or Video? http://albanesmolina.wix.com/home
  6. Weldinspect

    Weld calculation in Tekla

    Hello, does any one know if weld calculations could be performed in Tekla? I mean the total weight of electrode to use. http://albanesmolina.wix.com/home
  7. Weldinspect

    Cavitation in head of power engines

    Dear friends, a client has found a cavitation problem in his exhaust systems of large 18 piston power engines, it´s happening in all heads and at the same place. Any ideas of why this is happening? please see attached pictures...
  8. Weldinspect

    PE pipeline design

    Ok I can ask now for a water PE pipeline design on a self owned property, what suystem is more practical, under ground or above? this would be a double system with 10 and 8 inches through 600 mtrs http://albanesmolina.wix.com/home
  9. Weldinspect

    Pipe line design

    Hello, for an ASTM A53-B, 600 mtrs, 10 inch above ground pipe design with 60-80 C water stream, do I need to consider thermal expansion and model it with special software or is it enoutgh to make a static design? http://albanesmolina.wix.com/home
  10. Weldinspect

    Pneumatic or hydraulic time delay control

    Hello, dose any one know if there are any kind of Pneumatic or hydraulic time delay control devices? I am looking for a rotational device that could reset my design after one minute but it is required taht it should be 100% mechanical device and 1 minute timers can´t be found in the market...
  11. Weldinspect

    Nitrogen

    For the design of storage and distribution of nitrogen, is it treated as air? anything special to consider? http://albanesmolina.wix.com/home
  12. Weldinspect

    Manuals

    Hello, to design compressed air, propane, nitrogen and similar systems layouts what manuals or books can you experts advise to buy please http://albanesmolina.wix.com/home
  13. Weldinspect

    Fault

    What can you experts say this fault was cuased by? please see attched picture http://albanesmolina.wix.com/home
  14. Weldinspect

    PVC pipe design

    To design an above ground PVC, ambient temperature pipeline can I asume that all segments could have fixed supports? so as I would not need special software but only design the segments as structures. And for water what standards should I use for the structural design?. Thank you...
  15. Weldinspect

    Pipe corrosion protection

    Hello can anyone advise if cathodic protection for buried industrial pipe systems has always a current injection device? http://albanesmolina.wix.com/home
  16. Weldinspect

    Thermal Oil System

    Does anyone have a diagram of a Thermal Oil System that can share please? also can anyone share his opinion on the advantages over steam systems for a Power Plnat? http://albanesmolina.wix.com/home
  17. Weldinspect

    Thermal Oil System advantages?

    Any experiences/opinions on Thermal Oil Systems anyone? A manufacturer´s website says this: Essential advantages of thermal oil compared to with steam: -high boiling point at atmospheric pressure, -"no-pressure" units up to 350°C possible -no tendency for corrosion and caking, -no...
  18. Weldinspect

    Condensation

    What do you people advise for pipe valves insulation to prevent condensation? http://albanesmolina.wix.com/home
  19. Weldinspect

    Welds paint

    Dear friends, what methods do you use to prepare metal structure welds and struture edges before painting? At many projects when mechanics had only used metal brush rust appears after a short time. Do you advise chemical cleaning? http://albanesmolina.wix.com/home
  20. Weldinspect

    WPS chaper 3 or 4

    just to make sure dear community: please confirm that a WPS according to AWS D1.1 chapter 3 is for base materials and joints included in this chapter and chapter 4 is for new joint designs not included in chapter#? http://albanesmolina.wix.com/home

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