API standard 650 special tank methods of examining joints

Strictly control the welding groove forming of API standard 650 special tank: 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 standard 650 special tank 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 standard 650 special tankASTM 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 Steel

Upon completion of construction, provide Purchaser with copies of Field Erected API standard 650 special tank Storage Tank Datasheets in accordance with Appendix L of API 650, which reflects the as-built conditions, certifying that the tank conforms with the requirements of this specification.

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