Z641 series pneumatic wedge gate valve with manual is a pneumatic actuator (double cylinder, and with a shock-absorbing 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! In order to meet users to achieve automatic operation, the company in addition to the supply of this series pneumatic valve Z641F offer also includes a bracket available separately, including the cylinder block, helping users to the existing wide range of manual valve to transform the twin pneumatic actuator part of the installation manual gate valve body covered with large, can constitute a pneumatic cylinder - manual dual gate. Valve Co., Ltd. Shandong Everbright valve manufacturer specializing in the production, welcome new and old customers to order our products! Z641F pneumatic valve price, Z641F pneumatic valve, valve manufacturers Everbright Everbright Limited provided by Shandong valve. Valve Co., Ltd. Shandong China Everbright (www.sdgdfm.com) strong, credible, Shandong Weifang ball industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Everbright valve into the brilliant and you work for a better future!