... Dairy......... Product name:butterfly valve(sanitary butterfly valve,stainless steel pneumatic valve)1.Size: DN25-DN150, 1"-6" 2.Standards: ... , Beverage, Beer, Wine, Pharmacy, biology, etc.5.Other: Manual, Pneumatic, Electric operation is exchangeable valve valve valve valve valve 1 ... consider to deduct the sample charge from first quantity order 8) Any small problem happening in our products will be ...