API Std 650 fixed roof tanks subcontractors

It is very important for an enterprise to have a sound after-sales service system, which not only ensures the normal outflow and inflow of the company's products, but also improves the trust of the company's products in the hearts of customers. Our company has a special after-sales service team and good after-sales service reputation. In case of any problem in the use of our steel products API Std 650 Fixed roof tanks , whether quality problem or not, the after-sales service department will assist in solving the problem as soon as possible, and regularly consult and track the use of the steel products.API 620 storage tanks relative standard for referenceASTM A106 Seamless Carbon Steel Pipe for High-Temperature ServiceASTM A131 Shipbuilding Structural Steel for API Std 650 fixed roof tanksASTM A134 Welded Steel PipeASTM A182 Forged or Rolled Alloy-Steel Pipe Flanges, Forged Fittings, and Valves and Parts for High-Temperature ServiceASTM A193 Alloy-Steel and Stainless Bolting MaterialsASTM A194 Carbon and Alloy Steel Nuts for Bolts for High-Pressure and High-Temperature ServiceASTM A213 Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat Exchanger TubesASTM A240 Stainless Steel Plate, Sheet, and Strip for Pressure VesselsASTM A283 Low and Intermediate Tensile Strength Carbon Steel PlatesAPI 650 vertical tanks meet American Petroleum Industries (API) standards in design, material, fabrication, and testing of aboveground welded steel API Std 650 fixed roof tanksstorage tanks for use in industrial applications.We had a wonderful trip in Phuket Island, Thailand. At the end of 2019, in order to thank employees for their hard work for a year and enrich their lives, our company organized a pleasant trip to Phuket Island, Thailand. The tour lasted 6 days and 5 nights, and returned by plane on the evening of December 27. We took off in Zhengzhou at about 5 o'clock in the afternoon on the 22th December.For the welding of API Std 650 fixed roof tanks bottom, attention should be paid to the slag removal and drying of the welding joint before welding, and there is no sediment and oil contamination in the lap joint of steel plate. The manufacturing quality and production efficiency of the central plate can be obviously improved by adopting the rolling central plate. The butt joint is used between the rolling plates to improve the installation conditions of the central plate at the bottom of the API Std 650 fixed roof tanks. The welding sequence of the central plate is from the center of the central plate to the surrounding.