ISO 630 plates API Std 650 self anchored flatbottom tanks

Floating roofs shall comply with API standard 650, Appendix C (Attachment 01) or with the API Std 650 self anchored flatbottom tanks requirements as layed (laid )down in the national Chinese specifications SH3046-92 and GBJ128-90.

Some defects may be found after the regular safety inspection for the API Std 650 self anchored flatbottom tanks. The common API Std 650 self anchored flatbottom tanks defects are: Tank cracks, tank welding defects. The cracks on the base metal, surface and near surface of the tank wall shall be eliminated by grinding with circular arc, and then magnetic particle inspection or re inspection shall be carried out. Cracks in heat affected zone: generally, grinding method is used to eliminate cracks, and magnetic particle or dye flaw detection is used to confirm that there is no crack, and then repair welding or grinding smooth transition.

The opening pressure or vacuum of the pressure relief and API Std 650 self anchored flatbottom tanks vacuum relief valves shall be checked by pumping air above the water level and releasing the pressure and then partially withdrawing water from the tank. After the tank has been emptied of water and is at atmospheric pressure, the anchorage, if provided, shall be rechecked for tightness against the hold-down brackets. Air pressure, equal to the design pressure, shall be applied to the empty tank, and the anchorage, if provided, and the foundation shall be checked for uplift.

After comprehensive and professional training such as customer service, the customer service team has more strict discipline in the management of customer service team to ensure that customer service personnel respond to customers with a professional attitude. A process supervision system has been set up to let each customer supervise the process of the system with us

If you have any requirements for the mode of transportation of the API Std 650 self anchored flatbottom tanks goods, we can also negotiate and meet your requirements. For logistics, first of all, we respect customers' opinions, and then choose the most convenient port and transportation mode with appropriate price for customers.