Sanitary Valve with material: stainless steel, carbon steel, etc. and with all kinds of types Standard Features:·Standard: ISO, DIN, ... by the handle·Three drive forms: Normally closed, normally opened and opened & closed by two air flues separately·Application: Pharmacy, ... , dairy, beverage, cosmetic, chemical industry,ect Options: Material: Forged Stainless Steel(SS304, SS316) Sanitary Ball Valve