... year gurantee 5.optional stainless steel accessories: Sanitary Stainless Steel Butterfly Clamped Valve Features:1) Sanitary stainless steel butterfly valve2) Material quality ... : Beer, Dairy, Beverage, Pharmacy, Beauty, Health We can offer the sanitary stainless steel valve as follows: 1) Butterfly valve: threaded butterfly ... valves, and pipe fittings6) Standard: AAA, DIN, SMS, IDF, RJT sanitary valve