Material requirements for API 650 fixed roof tanks

The head of API 650 Fixed roof tanks etc. vertical oil tank is the end cover on the top of vertical oil tank. It is used to separate the oil stored in the tank and the medium outside the tank, and also used to bear the pressure on the top of the vertical oil tank. The quality of the head is closely related to the long-term safety of the API 650 fixed roof tanks. The head surface can be divided into convex shape, cone shape and flat shape according to its shape. The oil tank head can not be disassembled after welding.When the API 650 fixed roof tanks top shell course is the minimum thickness indicated in 5.10.4, Table 5-6 and Figure 5-6, details a – e, h and i, the minimum anchorage shall be designed for normal loads as specified by the Purchaser and by this standard. See 5.11.2.3 for the allowable stress. When the top shell course is thickened beyond the minimum thickness provided in Table 5-6 or as in Figure 5-6, details f and g, or a knuckle is used, the minimum anchorage shall be designed for three times the internal design pressure. The allowable stress for this loading is 90% of the minimum specified yield strength of anchorage material.API 650 external floating roof storage tanks are generally called external floating roof API 650 fixed roof tanks tanks, which means that the storage tanks are externally open tanks without a dome design, and are equipped with vertical floating roofs. API 650 external floating roof storage tanks are usually used for large More than 20,000 cubic meters of open steel API 650 fixed roof tanks storage tanks for storing volatile petroleum products such as crude oil, gasoline, kerosene, etc.Strengthen system construction. The system itself has a certain binding force, which specifies the rights and obligations of employees. It is a passive management means for employees. Its purpose is to promote each employee to develop good professional habits, form good behavior norms, and promote the improvement of enterprise management level.Our company has its own steel plate manufacturing plant, processing plant and steel pipe plant. We can machine the steel according to the API 650 fixed roof tanks customer's requirements and meet the customer's requirements. If you want to ask any questions about steel products, please contact us directly. Our customer service staff will give you a detailed answer. If you want to purchase API 650 fixed roof tanks steel products, please tell me your specific needs, we have professional business personnel to communicate with you.