1964 Seitz werke Filter

Item Information visible on plate Manufacturer Seitz-Werke GmbH Location Bad Kreuznach / Rheinland, Germany Machine No. (Masch. Nr.) 1036 Type DB 110 F Year built (Baujahr) 1964 Material (Werkstoff) 4401 – most likely 1.4401 stainless steel Operating pressure – Vessel 3 atü Vessel capacity 130 litres Operating temperature 120 °C Heating pressure Not specified / blank Heating capacity Not specified / blank Maximum filtration pressure differential Not specified / blank Former/asset owner label KD-Pharma Material The marking 4401 almost certainly refers to German material number 1.4401, an austenitic stainless steel commonly corresponding to AISI 316. It provides good corrosion resistance and is widely used for chemical, pharmaceutical, food, and process equipment. Pressure The plate uses the older German unit atü (Atmosphäre Überdruck), meaning gauge pressure. The specified vessel operating pressure is 3 atü, approximately 2.94 bar(g), commonly rounded to 3 bar(g). Short description A Seitz-Werke GmbH DB 110 F stainless-steel process/filtration vessel, manufactured in 1964 in Bad Kreuznach, Germany. The unit has a 130-litre vessel capacity, is rated for approximately 3 bar gauge operating pressure, and has an operating temperature of 120 °C. The vessel is apparently manufactured from 1.4401 / AISI 316 stainless steel and was associated with KD-Pharma, according to the asset label visible below the nameplate. Identification summary: Seitz-Werke DB 110 F • Machine No. 1036 • 1964 • 130 L • 3 atü • 120 °C • 1.4401 stainless steel.