API standard 650 ground-supported liquid storage tanks flush-type shell connections

Test welds of each API 650 tank nozzle and manway reinforcing pad (or each section of multiple piece pad) using dry air and apply a soap solution test in the presence of Purchaser's Inspector before hydro testing the API standard 650 ground-supported liquid storage tanks tank. Tap one inch NPT test hole in each pad or section.

API standard 650 ground-supported liquid storage tanks, floating roof tank is composed of vertical cylindrical tank wall and floating roof, which is floating on the surface of liquid storage. The volume of floating roof storage tank is generally large, and its bottom plate is arched edge plate. The difference between floating roof tank and other types of storage tank is that there is a floating top cover floating on the surface of liquid storage, and the top cover floats up and down with the rise and fall of liquid storage.

A refrigerated tank may be a single-wall insulated tank or a double-wall tank that consists of an inner tank for storing the refrigerated liquid and an outer tank that encloses an insulation space (which usually has a lower gas pressure) around the inner tank. A double-wall tank is a composite tank, and the outer tank is not required to contain the product of the inner tank. In a double-wall tank, differences in API Standard 620 tank materials, design, and testing exist between the inner and outer tanks.

Customer service center has provided after-sales service for many large-scale information systems, and has accumulated rich working experience in the process of API standard 650 ground-supported liquid storage tanks service for many years. It can provide accurate, timely and high-quality support and service for users, which is well received by users.

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