API Std 650 stainless and carbon steel tank material

This API 650 tank standard is designed to provide industry with tanks of adequate safety and reasonable economy for use in the API Std 650 stainless and carbon steel tank storage of petroleum, petroleum products. and other liquid products.

Oil storage tank is an important equipment commonly used in petroleum and petrochemical industry. New API Std 650 stainless and carbon steel tank, metal storage tank must be tested before it can be put into use or put into storage. The common inspection methods of API Std 650 stainless and carbon steel tank include radiographic testing, ultrasonic testing, magnetic particle testing and dye penetrant testing. The parts and operation requirements of these testing methods are different, so they should be selected according to the required characteristics.

The thickness of the API Std 650 stainless and carbon steel tank annular bottom plates shall be in accordance with Table Q-4 (for steel or aluminum, as applicable). The thicknesses shown are minimums. The ring of annual plates shall have a circular outside circumference, but it may have a regular polygonal shape inside the tank shell with the number of sides equal to the number of annular plates. These pieces shall be butt-welded in accordance with Q.7.1.1, Item b. The plates of the first shell course shall be attached to the annular bottom plates by a weld as required by API 620 oil tank 5.9.5 except when a full-penetration weld is used or required (see Q.7.1.1). Butt-welds in annular plates shall be not closer than 12 in. from any vertical weld.

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Booking space and making power of attorney (ten copies of order); the data of the original order shall be correct and consistent to the greatest extent when making the order, so as to reduce the frequent changes in the subsequent process. For booking with the company's seal for booking space, if the accessories for booking space (such as the price confirmation document of the shipping company) need to be provided, they can only be booked with all of them. Obtain the shipping space allocation receipt and extract the ship name, voyage number and B / L number information.