We manufacture and export all knids of valves,such as ball valve,gate valve,check valve,globe valve,strainer etc. And we have passed ISO 9001,API 6D,API 607,API 600,CE etc. Product class:150LB-2500LB Ends:Flange,BW,SW,Thread For more information,pls contact us at mail cdvalve02(at)yahoo.com.cn