QEMS is providing installation and welding services for polypropylene and PVDF pipes, fittings, flanges and valves on the QSTec Solar Farm at Ras Laffan. The pipes installed are for ;

• OG – off gas 
• UPW – ultrapure water 
• WW –  waste water
• WWAC – wastewater acid            
• WWCS – wastewater caustic

Machines used for polypropylene pipe welding: 

•     WIDOS 16000       (OD 1000mm up to OD 1600mm Pipes)
•     WIDOS 12000       (OD 710mm up to OD 1200mm pipes)
•     WIDOS 6100          (OD 315mm up to OD 630mm Pipes)
•     WIDOS 4900          (OD 90mm up to OD 315mm pipes)
•     WIDOS 4400          (OD 50mm up to 160mm pipes)
•     WIDOS Miniplast (OD 20mm up to OD 110mm)
•     WIDOS SPA 600 weld log recording (OD 50mm up to OD 2600mm pipes)   

Machine for PVDF welding services (infrared welding technology for plastic piping systems)

 –        AGRU, SP 110-S (Infrared welding machine) OD 20mm up to OD 110mm Pipes