I am facing a big problem in our Alloy 20 piping in the sulfuric acid system ( 98%).
This is a new system commissioned few months ago , I am experiencing many leaks due to erosion . The max velocity as per design is 0.2 mt/sec. so what do you think is the problem
we are building a new chemical plants , we have received and installed the PSVs. Now almost 2 years passed and we did not commission the unit . Do you think I have to bring all the PSVs down for retesting and recalibration or there is no need.
I cannot find any code or std talking about this...
If you build a new refinery or new unit or even put a new equipment in your unit, you need to set a plan for your first inspection of this refinery/unit/equipment. After how many months/years in-service you have to inspect it. This is very important to reveal any deficiencies in the design ...
What is your practice/recommendations regarding the first inspection after Initial commissioning of a new unit/refinery.
After how many months/years of initial commissioning.
While preparing a tender specification for the fabrication/supply of a pressure vessel, it is mentioned in the tender specification that the vessel shall be designed to say European, Japanese, in-house code. Can we still include in the same specification that the vessel shall be ASME stamped.
