Modern also has "R" stamp certification to perform repairs and alterations to boilers and pressure vessels as issued the National Board of Boiler and Pressure Vessel Inspectors. Pressure vessels can be built to ASME, Section VIII Division 1, "U" stamped certification. Modern's fuel dispensing systems utilize Underwriter's Laboratories, construction standards. Fire rated aboveground storage tanks are built to Underwriter's Laboratories, UL-2085 and Southwest Research Institute fire testing criteria. Oil water separators are built to Underwriters Laboratories construction standard, UL-2215. Manufacturers of underground, aboveground, ASME pressure vessels and many other steel fabricated products serving the petroleum, chemical, agricultural, and other US industries across the nation.Ītmospheric storage tank construction standards include: Underwriter's Laboratories UL-58, UL-1746 and UL-142. Scott Flatt: Special Fabrications Manager Principle Products and Construction Standards If you cannot find a particular chart now, please check back periodically since we plan to update this collection as additional charts become available.Ġ.375" = 3/8" 0.500" = 1/2" 0.625" = 5/8" 0.750" = 3/4" 0.Chad Furnald: Vice President / Subsidiary Manager In providing this information, Unidocs is not endorsing the use of any particular manufacturer's equipment. Since original tank charts can be difficult to find, Unidocs has provided the following charts as a service to UST owners / operators and UST Service Technicians. If you cannot find an original chart, Modern Welding has a tank chart generator for steel tanks available here.
Click here for Containment Solutions tanks.
Some tank manufacturers have calibration charts available on their websites: When performing an underground storage tank (UST) overfill prevention equipment inspection, it is very important to use the correct tank calibration chart to determine whether or not the equipment is activating at the correct level.
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