What operational indicators best predict fouling in heat exchangers before performance loss becomes severe?

How helpful can performing AET be in delaying internal inspection of storage tanks as per API?
It has been recognized as a screening tool but what gain would it be having in the inspection confidence once performed.
Refer to API 653 along with API RBI.

Dependency on external support to engineer & manage the temporary repairs is required to be reinforced with engineering review & procedural /auditable management performed by on-site team.
Over and above this, a periodic review, inspection is needed which is to be defined, and reported. Based upon ...

You need to look for passive fire protection tables in fire and explosion risk assessment. This would provide you with all the fireproofing requirements.


This should be calling for an assessment comparing to what has been mentioned in the drawings & documents.
Which kind of document should be ...

Release of a product card will help.

PetroStreet wrote: 19 Feb 2026, 09:20 We have been working on a product card for the initial release which is under development, and soon you will hear from us here, and on clampox.com.

I confirm that from 2023, we have been converting all our procedures in the form of checklists.
Major maintenance procedure I have seen them getting converted with better conformance as every checklist is signed by the executor and reviewing authorities.
Needless to say for inspection & quality ...

Storage had been out of service since years.
A lot to be thought into and done with the decommissioned, and mothballed units.



Can you please share some more details?
If you attached something, sorry could not find that...


This writeup may help:
In January 2014, a major chemical spill ...

There is no single universal “mandatory” clause in one code like API 570, but in practice (and per AMPP/NACE philosophy) they become mandatory-by-risk like in systems with expected internal corrosion including wet hydrocarbon systems (water + CO₂/H₂S), sour service / amine / sour water strippers ...

Has to be treated as a process safety issue till it is resolved that location does not necessitate having fireproofing on all the static equipment.
Look for Passive Fireproofing Protection Philosophy document to confirm as presence of cleats indicate an initial assessment to have fireproofing ...

Might help many.
Gemini.