RajVas
Electrical
- Mar 15, 2007
- 6
A 50KM LENGTH OF 10" DIA(WALL THICKNESS 7.8MM,C.S., ASTM A53 GR.B) OIL EXPORT PIPELINE IS REPAIRED WITH REPLACEMENTS OF SECTION OF PIPES WHICH ARE LESS THAN 3MM THICKNESS. OPERATING PRESSURE OF THE LINE IS 200 PSI. HYDROSTATIC TEST IS PLANNED.IS IT ADVISABLE TO PRESSURISE UPTO 600 PSI? WHAT IS THE SUGGESTED HYDRO TEST PRESSURE?