ZHEDONG VALVE was established in 1985. Since then the company has grown consistently through our ability to understand and meet the customer&＃039;s needs, cost effectively and on time. Supply gate valve, globe valve, ball valve, plug valve, check valve, bellow globe valve, plunger valve, strainer and pipe products. in bore sizes 1/2"~42" (DN15 ~ DN1500), pressure 150Lb~2500Lb (PN1.0Mpa~PN42.0Mpa), working temperature -101â??~ +680â??, material include A105, WCB, 304, 304L, 316, 316L, 1Cr18Ni9Ti, Cr18Ni12Mo2Ti etc. Valves are designed and manufactured to API 6D ISO ANSI API DIN JIS NF BS standards as required. ISO9001: 2000(NDV), API 6D, API 607, EEC PED/97/23/CE, ISO14001: 1996 environment management system, GB/T 28001 - 2001 vocation health & safety management system, GB/T 15496~15498-1995 standardization level, GB/T 19022.1 (IDT ISO 10012-1) measure testing. ZHEDONG VALVE is member of CNPC, CPEIA, CBW, CPAC.