API Std 650 unanchored tanks designed for elevated temperature service

All API Std 650 unanchored tanks fillet welds shall consist of a minimum of two passes. The ends of the fillet welds shall be 2 in. from the rat hole, and these welds shall be deposited by starting 2 in. from the rat hole and welding away from the rat hole. An acceptable alternative to stopping fillet welds 2 in. short of the rat hole would be to weld continuously through the rat hole from one side of the stiffener to the opposite side. All craters in fillet welds shall be repaired by back welding.

The company's logistics and transportation department is responsible for developing high-quality third-party logistics companies, to coordinate and follow up the situation of steel materials transportation. Third-party logistics companies provide us with professional logistics services. With this logistics management method, the time for delivery of steel materials is faster, and the logistics service is professional, multifunctional and comprehensive.

Before pressure testing, thoroughly flush the API 650 tank floating roof primary drain hose system. Supply API Std 650 unanchored tanks blind flanges, gaskets, and bolting (for other types of blanking covers as may be required) necessary for testing.

"Adhere to green development, implement basic national policies to conserve resources and protect the environment, and take the goal of creating a resource-saving and environment-friendly iron and steel joint enterprise to promote the construction of ecological civilization.Strengthen the construction of core talents, further release the talents' innovative wisdom and innovation potential, and promote the efficient and high-quality development of enterprises. Adhere to the people-oriented principle, persist in relying on employees for development, share development results with employees, and build a harmonious enterprise."