◆ The drilling fluid manifold is made up of mud gate valve,high-pressure union,tree,high-pressure hose,elbow,pressuregauge and nipple etc. ◆ The surface valve uses goose structure of three groups,it has such characteristics:compact structure,small resistance and fully power features. ◆ Drilling floor valve stack with adaptor spod can perform direct usage of single string,which shall be available for use on site. |