aluminum sheet Alclad 6061 API Std 650 welded tanks for oil storage

The impact tests for API 620 welded storage tanks used pipe (including structural members made of pipe), bolting, and forgings, shall be in accordance with ASTM specifications ASTM A333 (seamless only) pipe, ASTM A36 Mod 1 plate, ASTM A131 Grades CS, D, and E steel plate, ASTM A633 Grade A CSA G40.21 Grades 38WT, 44WT and 50WT high-strength low-alloy structural steel plate, ASTM A350 carbon and low alloy steel forgings, and ASTM A320 Grade L7 bolts.This standard establishes minimum requirements for API 650 tank material, API Std 650 welded tanks for oil storage design, fabrication, erection, and inspection for ertical. aboveground，closed- and open-top.our company offered 2950 ton A36 steel API Std 650 welded tanks for oil storage plate to Philippines customer, which was used to build water supply project. It is the government project. The procurement with their project engineer come to China to discuss this project in middle of 2016. After checking the mill, they signed the contract with us. we supply the ASTM A36 Original Mill Test Certificate Stamped.Inspection of weld and micro crack of API Std 650 welded tanks for oil storage: the inner and outer surface of API Std 650 welded tanks for oil storage, weld and heat affected zone shall be observed by naked eyes first. 100% ultrasonic testing or 100% penetrant testing are carried out for butt welds of API Std 650 welded tanks for oil storage. For the defects found by 100% magnetic particle inspection, dye detection, 100% ultrasonic inspection or 100% penetrant inspection, the radiographic inspection shall be used again to ensure the accuracy of the test results.Customer first, reputation first, high-quality and perfect after-sales service is the extension of our product value and an important guarantee for the interests of customers. The purpose of our API Std 650 welded tanks for oil storage service quality management system is to establish and constantly improve a scientific, reasonable and efficient service quality management system, and complete the after-sales service quality guarantee work of customers fairly, accurately and timely, For our company's API Std 650 welded tanks for oil storage customer service to establish a good, comprehensive, full service system.