Heattreatment on spherical tank

Stress relieve on spherical tank in Basrah

Heat treatment on spherical tank No. SP700 in Basrah-Iraq that accomplished by Hamedsoft engineering company in 16 Oct 2020. Tank detailed as below: Dia : ~18,000 mm Maximum Thickness: 55mm Average heating rate: 65’C/Hh Holding temperature: 599 ~ 649 ‘C Average cooling rate: 68’C/hr