Hello,
Original wall thikness of 28" column overhead line was 10mm. The pipe material is ASTM A 672 GRB60 CL12. After 20 years of operation the inspection has found the wall thickness reduced to 7.8mm and recommends for replacement of the line in next plant Turn Around.
The calculated wall...
Hello,
I have a query related to storage tank design (related to hydrocarbon storage tanks of 3000 to 5000 KL capacity in Refinery complex) If we construct concentric storage tank with annular space in between.. does that allow us to go away with Dyke/Bund where there is not enough space...