Zhejiang chaoqun valve co., ltd. is a company dedicated to scientific research, design, manufacturing, sales for the integration of production enterprises. Products strictly enforce the GOST, ANSI, BS, DIN, JB, API, JIS, GB and other international advanced standard.nominal pressure:PN2.0-42mpa, 150lb to 2500lb, nominal diameter, DN15-800mm, 1/2”-32”,the main production material for WCB, A105, LCB, WC6, WC9, F11, F22, CF8, CF8M, CF3, CF3M, etc. Company specializing in the production of the threaded valve series, 2/3-pcs ball valve series, gate valve, globe valve, check valve, ball valve, butterfly valve, regulating valve, baiting(emptying) valve, vacuum valve, needle valve, all kinds of pipe fittings and other products.