5083 aluminum pipe API Std 650 aboveground steel oil storage tanks

Upon completion of construction, provide Purchaser with copies of Field Erected API Std 650 aboveground steel oil storage tanks Storage Tank Datasheets in accordance with Appendix L of API 650, which reflects the as-built conditions, certifying that the tank conforms with the requirements of this specification.

Shell Stiffening Rings for Tanks That Contain Liquid
Internal or external shell stiffening rings may be required to maintain roundness when the tank is subjected to wind, vacuum, or other specified loads. When API Std 650 aboveground steel oil storage tanks stiffening rings are required, the stiffener-to-shell weld details shall be in accordance with Figure Q-1 and Q.3.5.2 through Q.3.5.5.
Three-plate laps or butt-weld junctions in tank bottoms shall be not closer than 12 in. from each other or from the butt-welds of the annular plates.
Bottom plates, other than annular bottom plates for a 9% or 5% nickel steel or stainless steel tank that contains liquid, may have a minimum thickness of 3/16 in. exclusive of any specified corrosion allowance.

As we know, the vertical metal tank, API Std 650 aboveground steel oil storage tanks is welded by many components, and the welding quality of each component determines the later use effect of the API Std 650 aboveground steel oil storage tanks. Professional API Std 650 aboveground steel oil storage tanks manufacturers should have a set of professional skills in the welding process of API Std 650 aboveground steel oil storage tanks. Key points for weld inspection of vertical metal tank, API Std 650 aboveground steel oil storage tanks:
1. It is strictly forbidden to paint the welds before passing the inspection.
2. Visual inspection shall be carried out for welds.
3. NDT shall be carried out on the weld.

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Before delivering our hot rolled plate product we apply various tests to check the quality of carbon steel API Std 650 aboveground steel oil storage tanks plates such as- mechanical test, chemical test, hardness test, toughness test, eddy current test, impact test, micro test, flaring test, flattening test, etc. We are provided best packing for structural steel plates to avoid rust. Our after-sales service team will contact you if you have any question.