Pig Cleaning and Hydrostatic Test

We have excellent technology and experience in this field accumulated for long distance pipelines.

Hydrostatic test for oil, gas and product pipelines of long distance

1

PASSAGE TEST AND INITIAL CLEANING
  • Confirmation of debris existence initial cleaning
  • Pig  passage test before hydro-test

2

HYDRO TEST
  • Water filling by disc pigs for removing air pockets
  • Pressurization and hydro-test

3

DEWATERING

  • Dewatering after hydro-test

4

CLEANING

  • Complete elimination of construction debris
  • Drying

5

LEAKAGE TEST

  • Leakage test by compressed air or N2 gas

26″ 14km LNG Pipeline