Z641 series pneumatic wedge gate valve with manual is a pneumatic actuator (double cylinder Z641F pneumatic valve suppliers, and with buffering mechanism) and manual and Protection Agency (manual and pneumatic self-locking - Manual conversion device) Low stand clear shot valve. The valve structure due to the use of double cylinder valve Shandong, which compared with the single cylinder pneumatic valve, the lifting force increases doubled. Valve Co., Ltd. Shandong Everbright valve manufacturer specializing in the production, welcome new and old customers to order our products! The main performance parameters Temperature: -29 ~ 425 ℃ (steel) -40 ~ + 550 ℃ (stainless steel) Body material:. 304.306.316L Flange: JB / T79. GB913. HG20592 Applicable medium: air, water, steam, oil and nitric acid, acetic acid and other corrosive fluids supply voltage: 220VAC, 24VAC input signal: 4 ~ 20mA / 1 ~ 5VDC0 ~ 20mA / 0 ~ 10VDC Z641F pneumatic valve price, Everbright valve manufacturers, pneumatic valve provided by Valve Co., Ltd. Shandong China Everbright. Valve Co., Ltd. Shandong China Everbright (www.sdgdfm.com) Shandong Weifang, ball leader, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Everbright valve leadership with the staff warmly welcome all inquiries negotiations to create a better future for China Everbright valve.