HANSON AIR TANKS

are built and tested in accordance with the A.S.M.E. boiler and pressure vessel code Section VIII Division 1 for unfired pressure vessels and bear the "U" or "UM" stamp, national board number and serial number, as required. A copy of the A.S.M.E. data sheet U1A, signed by and A.S.M.E. authorized inspector, will be sent with the invoice if requested at time of order.

Standard exterior paint system is solvent clean, power buff to SSPC-SP3-63 plus one coat 2/3 mil dft rust resistant primer. Special exterior and interior paint systems are available at extra cost. All FNPT tappings ("B" and "R" on drawings) and flanged openings are plugged and covered before shipment. Manway covers are installed for shipping only, and must be adjusted and tightened before the tank is pressurized.

Compressor platforms on pump mount models are not drilled or slotted.

42" diameter and above, plus all lined tanks have a 12" x 16" manway. Galvanized tanks thru 36" diameter have a 4" x 6" handhole. Unlined tanks less than 42" dia have (2) 2" plugged inspection openings.

Standard specifications can be upgraded at extra cost.