Get current pricing for Roben, 50 Gallon Hastelloy 50 Gallon Hastelloy C-22 Reactor. Dished Heads. Internal Rated 100 Psi/fv @ 395 Deg. F. 304l Stainless Steel Jacket Rated 150 Psi/fv @ 395 Deg. F . Product Category: Process Equipment, Sub Category: Process Reactors: