Get current pricing for Pfaudler, 30 Gal Pfaudler Hast 30 Gallon Pfaudler Hastelloy C-276 Reactor. Internal Rated 150 Psi @ 450 F, Jacket Rated 115 Psi @ 350 F. Built 1993, National Board #2640, Seria . Product Category: Process Equipment, Sub Category: Process Reactors: