API 650 unanchored tanks double-welded lap joint

Strictly control the welding groove forming of API 650 unanchored tanks: in order to ensure the geometric dimension of assembly and good welding of welding seam, before hoisting and laying, the edge of all metal vertical storage tank plate shall be polished by grinder, and the flatness of plate shall be ensured according to the design requirements. Strictly control the size of API 650 unanchored tanks weld assembly: measures must be taken to strictly control the assembly size of metal vertical tank bottom plate during assembly.Steel Storage Tanks Cover Plates MaterialASTM A516 Gr 55 Carbon Steel Pressure Vessel Plates for API 650 unanchored tanksASTM A285, Pressure Vessel Plates for Low- and Intermediate-Tensile StrengthASTM A307 Carbon Steel Bolts and StudsASTM A320 Alloy Steel Bolting Materials for Low-Temperature ServiceASTM A333 Seamless and Welded Steel Pipe for Low-Temperature ServiceASTM A334 Seamless and Welded Carbon and Alloy-Steel Tubes for Low-Temperature ServiceASTM A350 Forgings, Carbon and Low-Alloy Steel for Piping ComponentsASTM A351 Castings for Pressure-Containing PartsASTM A353 Pressure Vessel Plates, Alloy SteelAll edges of the inner wall of the API 650 petroleum storage tank to be lined or coated must be rounded and flat to a minimum radius of 3mm. The API 650 unanchored tanks internal welding seam must be completely sealed welding, with a smooth surface and no air holes, air pockets and local protrusions. Remove welding spatter. As specified in API 650 petroleum storage tank design drawings, the seller must perform additional surface treatment.Enterprise Motto:Integrity, harmony, dedication, innovation and developmentAbility is the cornerstone of success; action is the ladder of successGrow with the enterprise; progress with the enterpriseGive a platform to those who actually do things and a stage to those who successfully do thingsDare to be the first, to pursue excellence.BBN steel strictly control quality of our carbon steel plate, alloy steel plates and structural steel plates. For API 650 unanchored tanks ASTM A572 Grade 50 structural steel plate, Our Q/C Department will inspect dimension before shipment, making sure structural steel plate thickness tolerance and width, length tolerance are matchable to the API 650 unanchored tanks standard requirements. The company is a good ASTM A572 Grade 50 structural steel plate supplier in the globle market and the head is located in China. Welcome to send us inquiry and questions about structural steel plate.