PWHT and stress relief on spherical tank

SPHERICAL TANK IN AL-ROMADI

Heat treatment on a spherical tank in AL-Romadi-Iraq that accomplished by Hamedsoft engineering company in 31 October 2024. Tank detailed as below:

    • Dia : 18,000 mm
    • Maximum Thickness: 46mm
    • PWHT Process detail:
      • Average heating rate: 65’C/Hh
      • Holding temperature: 599 ~ 649 ‘C
      • Average cooling rate: 63’C/hr

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