... 316L or SS 304 2.Mechanical seal 3.Standard: DIN, ISO, SMSsanitary pumpApplicationMedicines,Cosmetics,Dairy,Beverages,Other: sweet industry , baking industry ... . Description of selectionFlow : it is appropriate to select the middle section of the performance curve chart .Working temperature :-20-100Working environment ... the must .Pump body material : 316L or 304Mechanical sealStandard: DIN, ISO, SMS