The General Administration of Customs announced on August 10, 2011 that in July 2011, China's natural rubber imports increased by 2.1% year-on-year to 1 million tons. According to preliminary statistics released by the General Administration of Customs of China on August 10, China imported 1 million tons of natural rubber (including latex) in the previous July, which was a 2.1% increase year-on-year. Among them, the import volume in July was 130,000 tons. The data also shows that China imported 843,291 tons of synthetic rubber (including latex) in July, down 11.9% year-on-year, of which 111,040 tons was imported in July. Easy to operate, free to open, flexible and reliable movement; easy to assemble and maintain the valve disc, reasonable sealing structure, convenient and practical to replace the sealing ring. Structure: It is mainly composed of valve body, valve disc, sealing ring, valve stem, bracket, valve gland, handwheel, flange, nut, positioning screw and other parts. This type of valve should generally be installed horizontally in the pipeline. Discharge Valve,Quick Discharge Valve,Safety Discharge Valve,Metallurgical Valve Jiangsu Qiantu Trading Co., Ltd. , https://www.qiantupump.com