Both sides of the valve pneumatic valve packing and shipping should be located light blocking plate solid seal. Medium and small-caliber valve should be tied to rope, and transported to suitable container. Large diameter valves are also simple wood frame solid packaging to avoid collision damage during transport. Valve Co., Ltd. Shandong Everbright valve manufacturer specializing in the production Weifang Z641F pneumatic valve, welcome new and old customers to order our products! Department is equipped with a pneumatic cylinder head - manual conversion devices. Converting the handle clockwise to mention "pneumatic" positioning hole location, the valve is pneumatically operated state; on the contrary, Weifang valve handle counterclockwise to convert to mention the "manual" is scheduled for hole positioning Shandong Z641F pneumatic valve, gate valve that can be manually operated. Change the direction opposite the handle with a bevel gear. Valve operation manual hand wheel rotation and manual valves, like the ordinary, that turned off clockwise, counterclockwise into the open. With bevel gears in reverse. Valve Co., Ltd. Shandong China Everbright production of such types of valves wide range of applications, reliable quality, no internal leakage, leakage phenomenon, frequent switching is not stuck, rust, the majority of chemical plants, thermal power plants, steel mills, printing and dyeing, the best choice of food plants. Because of its advanced technology, reliable performance, easy operation and maintenance switch has been petroleum, chemical, metallurgy, electric power, shipping and other departments as pipeline gas, liquid medium switchgear and widely used. The main performance parameters Nominal pressure: 1.6 Gate, 2.5.4.0.6.4MPa Temperature: -29 ~ 425 ℃ (steel) -40 ~ + 550 ℃ (stainless steel) Nominal diameter: DN50 ~ 800mm Body material: 304.306.316L. WCB.HT200 Flange: JB / T79. GB913. HG20592 Applicable medium: air, water, steam, oil and nitric acid, acetic acid and other corrosive fluid mode of action: cut-off, adjustable, manual control supply voltage: 220VAC, 24VAC input signal: 4 ~ 20mA / 1 ~ 5VDC0 ~ 20mA / 0 ~ 10VDC gate vendors, Everbright valve manufacturer (certified), gate valve is provided by Shandong China Everbright Limited. 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.