Get current pricing for Pfaudler, 50 GAL Pfaudler Stai 50 Gallon Pfaudler Vertical Stainless Steel Tank. Nb# 28358. Internal Rated 35 Psi @ 350 Degrees F. 24 Diameter X 24 Deep. Clamped Dished Top, Welde . Product Category: Process Equipment, Sub Category: Pressure Vessels: