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What is the best method of NDT for inspection of internal tubes for heater exchangers, and the best material to be selected for tubing.‎

I’m raising this question as we are always facing corrosion problems during shutdown inspection activities.‎

 

Answer added by  Ali Agila, Plant Inspector, Mabruk Oil Operation
10 years ago

the best NDT method for heater exchangers tubes is edicurrent and DPI including visual testing.   and the best material to be selected for internal tubles is copper magne ... See More

 

Answer added by  akber ali mohammed, QA/QC INSPECTOR, SAUDI ROCKWOOL FACTORY
10 years ago

HYDRAULIC PRESURE TEST

 

Answer added by  Mohamed Elsayed Mohamed Ouf, Sales Manager, Agribrand for agriculture and trade
6 years ago

the best method is EDDY CURRENT or ULTRA SONIC shear wave