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  1. risankhan

    Pressure Warnings & HR 235 Material for API 650 Tank

    Thanks JStephen. Let me clear one thing, is that we already quoted for this project. In initially design we did not used vacuum pressure in our calculations by mistake. Now I am tried to balance the new design (With Design Vacuum Pressure) with the design we quoted. To reduce the shell courses...
  2. risankhan

    Uplift Loads

    Agreed with JStephen. Nasir Khan
  3. risankhan

    Pressure Warnings & HR 235 Material for API 650 Tank

    Yes JStephen, I am also agreed with you. But I have no proper reference of any code/ standard to guide client. Please also guide me on my question regarding attachment of heavy crub angle with top shell course and HR 235 material.
  4. risankhan

    Pressure Warnings & HR 235 Material for API 650 Tank

    Dear Members, I am working on an inquiry of API 650, 15,000 bbls Crude Oil Tank. The design data is under; Design Pressure: 1 psig, Vacuum Pressure: 0.5 psig, Design Temperature: 200 °F, Sp.Gr: 0.7, Roof Type: Conical Supported I have Etank software. Firstly I worked on 54.1 ft diameter &...

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