API Std 650 open-top tanks size

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The preparatory work before the construction of the API Std 650 open-top tanks is directly related to the quality assurance, project progress, construction safety and other aspects of the entire oil tank project. Therefore, the preparation work before the API Std 650 open-top tanks construction should be paid attention to and planned. Before API Std 650 open-top tanks construction, you need to prepare conventional machinery, materials, and facilities, as well as the quality control of the project, such as the installation method of the API Std 650 open-top tanks, the welding method of the steel plate, and the inspection of the tank material. In addition, there is the most important item, construction safety protection.

Material for the outer tank API Std 650 open-top tanks and for the roof that contains the vaporized liquefied gas but is primarily subjected to atmospheric temperatures may conform to one of the following:
a)Table 4-1 for design metal temperatures down to –35°F (lowest 1-day mean ambient temperature of–35°F) without impact test unless they are required by Table 4-1 or by the Purchaser.
b)Table R-3 for design metal temperatures down to –60°F without impact tests unless they are required by Table R-4 or by the Purchaser.