Purified chemical equipment
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When calculating tanks under relatively high atmospheric pressure, under what circumstances is it necessary to take into account the hydrostatic pressure of the liquid column, and which standards should be referred to? ? ?
The hydrostatic pressure of the liquid column must be considered under all circumstances.
GB150, Page 10, 4.3.2(b): When the static pressure of the liquid column is less than 5% of the design pressure, it can be ignored.