Get current pricing for Soverign Stainless Fab In, Soverign Stainless Fab In-11737-ID 84 Gallon High Nickel Stainless Steel Pressure Vessel. Moc: Sb-625-no8904 (25% Ni, 4.5% Mo, 20% Cr) Aka Allegheny Ludlum Stainless Steel Al 904l Alloy . Product Category: Process Equipment, Sub Category: Process Tanks/kettles: