API adapter flange for Petroleum machinery

we produce wellhead, casing head,tubing spool&christmas tree,gate valves,check valves,choke valve,chock manifold,drilling fluid manifold ,tubing head adapter etc

We,Jiangsu Yifeng Machinery Manufacture Co., Ltd. (China) is a professional manufacturer that is concerned with design, development and produce expansion joints,bellows,metal hoses,valves&Petroleum machinery, such as wellhead, tubing spool & christmas tree, gate valve, check valve, choke valve, drilling manifold, test manifold, mud gate valve, high-pressure union, plug valve, etc.
 
We focus on long-term, faithful and excellent cooperation!