A350 grade LF1 forgings API Std 650 unanchored tanks

The company has a perfect after-sales service system and quality assurance system. The company adheres to the service principle of "all for users", and has established a professional after-sales service team. In the future service process, the after-sales service adopts regular return visit for customers. Timely understand the customer's satisfaction with our products, and solve the user's problems at any time.

The water dissolved in the oil will be separated out from the oil stored in the API Std 650 unanchored tanks for a long time, and the acidic water layer will appear at the bottom of the API Std 650 unanchored tanks for a long time, which will accelerate the corrosion of the API Std 650 unanchored tanks and cause the wall thinning and even leakage. With the increase of service life, the API Std 650 unanchored tanks must be inspected and cleaned regularly to check the hidden danger.

API Std 650 unanchored tanks Visual InspectionUpon completion of all the foregoing tests, the pressure in the tank shall be released and a thorough visual inspection shall be made of both the inside and outside of the tank, giving particular attention to all internal ties, braces, trusses, and their attachments to the walls of the tank. Anchors shall be checked for snug tightness and adjusted if required. Anchor threads shall be fouled by peening or tack welding to prevent loosening. In lieu of thread fouling, double nuts may be used.Rate of Water Filling and Water TemperatureThe rate at which water is introduced into a tank for a hydrostatic test shall not exceed 3 ft of depth per hour. The foundation, venting equipment, or other conditions may limit the water filling to a lower rate. Pressure shall not be applied above the surface of the water before the tank and its contents are at about the same temperature.