... , IDF 3) Material: Stainless steel 304, 316L Sanitary Zero-retention Ball ValveMaterial quality: AISI304, AISI304L, AISI316, AISI316LStandards: DIN, SMS, ISO, IDF ... :beer,dairy,beverage,pharmacy Type:welded,quiack-installed,threadedWorking principle:remote-controlled operation by the driving gear of manual operation by ...