Applicable medium: neutral liquid or gas, high purity, sterile, polar or corrosive fluid Applicable environment: working pressure 0- 10bar Control pressure: 5.5-7bar Working temperature: -40C- 150°C Interface size: DN20-DN50 Installation method: self-discharge net design Applications: Food industry such as brewing, dairy, beverages and aseptic pharmaceuticals. Valve body Valve body design: valve body material valve body interface mode Body material: 316L stainless steel casting body ( ASTM A743 CF3-M ) Body label: SUOTE type, material, can be traced back Interface mode: welded (DZ220-1) single card type (DZ220-2) dual card type (DZ220-3) Surface treatment: mechanical polishing of the inner surface, Ra < =0.5 um (clean grade SF1) inner surface electropolishing, Ra < =0.375 um (BPE SF4) can be made according to customer specifications Interface standard: ASME BPE, 3A, SMS, DIN Drive (manual) Type: PC-220 (DZ20, DN25, DN40, DN50) Main material: PC (handwheel), 304 stainless steel (outer cover) 304 (actuated valve stem)