篮球竟彩比分直播 www.bppcct.com.cn Butterfly valve, a main produt of poro valve, is widely used in various industries both in regular services and special medium such as sea water. It becomes more and more popular because of its low weight, cost effictive and advantage of techinical aspect such as low torque compared with traditional valve types like ggc valve, ball valve. And it replaces them in many fields more and more.
Conventional Gate,Globe,Check Valve Conventional ggc valves are usually widely used in normal working conditions in many industries, also are main produts of poro. We can offer wide range of sizes（up to 48”）, ratings(up to 1500lb), and materials in different design standards.