Shanghai Rong Titanium Valve Manufacturing Co., Ltd. is a professional manufacturer. The quality of survival, integrity and development, with a collection of scientific research, design, manufacture, sales and service in one of the high-quality staff, strong technical force, advanced production technology. Sophisticated processing equipment, improve the detection equipment, a sound quality assurance system to ensure product quality and reliability. PZ673H pneumatic knife gate valve Product Description PZ673H pneumatic knife gate valve is a more complex automation and control instruments, by a variety of pneumatic components and body composition. More for applications requiring quick disconnect or turn on the occasion. Double acting: opening and closing of the valve's two control; :( single acting spring return): When in the electrical and pneumatic cut or malfunction, the valve automatically opens or closes. Optional accessories 1, single or double solenoid valves (24V, 220V and other voltage are available, optional explosion-proof solenoid valve if necessary). 2, proximity switches 3, air FRL (including valves, filters, oil mist). 4, electric / gas valve positioner (regulated use). Nominal size 50 6,580,100,125,150,200 height 335 363 395,465,530,630,750 nominal diameter 250 300 350,400,450,500,600 height 9,001,125,126,014,501,600 1900 2300 ordering process: First, when ordering please state: If 1. Product name, 2. nominal diameter 3. Using pressure, 4. temperature, 5. Using the media, 6. body material, 7. shipping address. Second, if as selected by the design unit model, order to our sales department directly by the models. Third, please contact with us when ordering product subject to special requirements. Fourth, more than if unknown, please call or fax, e-mail consultation. Fifth, the company of all for the purpose of customer service to availability, credibility, reliability, and all users to create brilliant.