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Process
(a) ~ (d) :
Bending
Roll, Internal and External Point Welding, Pipe Joining &
Assembly, Internal and External Circumference Welding.
Process
(e) :
Performing
Hydrostatic Test to check leakage detection. Fully fill pipe
with water and pressurize the water untill designated pressure
(bar) to detect leakage.
Process
(f) ~ (g) :
Surface
Preparation and External Bitumen Wrapping.
Process
(h) ~ (i) :
Internal
Cement Lining and Curing.
Process
(j) :
Holiday
Test and Patching Up for Storage, ready for shipment.
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