carbon steel storage tank single openings
storage tanks carbon steel storage tank designed in accordance with the rules and guidelines of API 650 are called API 650 storage tanks. API 650 is a control rule for welded storage tanks that work normally in the normal pressure range.
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When the day light gradually decreases, the temperature of oil in the carbon steel storage tank will also decrease, the evaporation speed will gradually slow down, and the pressure in the carbon steel storage tank will also decrease. When the pressure in the carbon steel storage tank is lower than the negative pressure rating of the breathing valve, the outside air is sucked into the carbon steel storage tank through the open vacuum valve, which is the "suction" process of the oil tank.
