China Drying Network News Recently, the China Petroleum and Chemical Industry Federation's Quality, Safety, and Environmental Protection Department and the eight major enterprise groups held a 2013 New Year symposium in Beijing. Zhou Zhuye, deputy chairman of the Petrochemical Association, and deputy director Meng Quansheng of the Petrochemical Federation Advisory Committee and China National Petroleum Corporation, Representatives of the eight major enterprise groups such as Sinopec, CNOOC, Shenhua Group, Sinochem, China Chemical Industry, China Chemicals, and Yanchang Petroleum attended the meeting.
The meeting was chaired by Zhou Xianhui, Deputy Secretary General of the Petrochemical Federation and Director of the Quality, Safety and Environmental Protection Department. Chen Ruiying, deputy director of the Federation's Quality, Safety and Environmental Protection Department, first introduced the work carried out by the petrochemical association in 2012 in terms of quality, safety, environmental protection, standardization and responsible care, and the 2013 key work plan. Relevant persons in charge of the eight major enterprise groups also introduced the working conditions of their own units in terms of quality, safety, environmental protection, and standardization, as well as the working arrangements for the new year.
Vice President Zhou Zhuye pointed out that the New Year Symposium held for four consecutive years is an exchange platform for quality, safety, environmental protection, and standardization work between the Ministry of Quality, Safety and Environmental Protection of the Petrochemical Association and the eight major corporate groups. It is necessary to actively build and make full use of this exchange platform. Form a concerted effort to jointly advance the development of the petroleum and chemical industry.
The gate valve is an opening and closing gate. The movement direction of the gate is perpendicular to the direction of the fluid. The gate valve can only be fully opened and fully closed, and cannot be adjusted or throttled. The gate valve is sealed by the contact between the valve seat and the gate plate. Usually, the sealing surface will be surfacing with metal materials to increase wear resistance, such as surfacing 1Cr13, STL6, stainless steel, etc. The gate has a rigid gate and an elastic gate. According to the different gates, the gate valve is divided into a rigid gate valve and an elastic gate valve.
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