Heat treatment on hige spherical tank

PWHT on huge spherical tank in ASPC

Largest spherical tank in middle east (Until year 2014). Tank detail: Dia:26 meter Maximum Thk: 85 mm PWHT process length: 28 hr Heating rate ~ 45 ‘C/Hr Holding time: 2 Hr Cooling rate ~ 60’C/Hr PWHT Burners quantity: 2 Blowers for ventilating during PWHT Process: 2 Thermocouples count: 132 This process accomplished by hamedsoft engineering[…]