completion in Pakistan
- Pakistan Refinery Karachi Shutdown
- National Refinery Karachi Shutdown
- Caltex Petroleum Storage Plant, Karachi
- Port Qasim Power Plant, unit 3/4/5 Boiler and Turbine Area, Karachi
- PTA Plant Port Qasim, Karachi
- Sadiqabad FFC Plant 2
- OGDEN Pakistan Dakhni and Different Field
And many other projects and shutdowns in Pakistan
Kingdom of Saudi Arabia Project Completion
Pietro Rabigh Refining & Petrochemical CompanyÂ
Luberef, Jeddah
Saudi Aramco Refineries and Oil Field
Saserref Oil Refinery, Jubail Industrial City
Saudi Kayan Petrochemical, Jubail Industrial City
Jana Petrochemical Jubail Industrial City
Total Refinery and Petrochemical Jubial Industrial City
And Different Project Completion in Saudi Arabia
The scope of work included the controlled heating and cooling of welded joints to relieve residual stresses,
The process was carried out using calibrated equipment with accurate thermal control. T. Calibration certificates for equipment and instruments were provided and verified before execution. The PWHT cycle charts were reviewed and accepted by the client representative.
Verification of the weld joint and preparation before PWHT
Installation of thermocouples as per the holding time and heat coverage requirement
Arrangement of insulation and heating elements for uniform heat distribution
Controlled heating cycle to reach the specified soaking temperature
Maintaining a soak period based on material thickness and code specification
Controlled cooling rate to avoid metallurgical distortion
Post-heat treatment inspection and documentation
A
