Used 6,000 Gallon 316L Stainless Steel Reactor Body. Mfg by Ward Tank, 1996. 10' Diameter x 10' 6" Straight Side. Dished Top; Dished Bottom. Internal rated 45 PSI/FV @ 400 deg F. 316-SS 1/2 Pipe Coil Jacket (on bottom head only) rated 165 PSI @ 400 deg F. NB stamped, Lug mounted.