... manifoldUsed to control fluid pressure and flow-rate, rigid manifold is jointed with control head upwards and connected with ... manifoldUsed to joint the control head, rigid manifold and blowout pipeline, the manifold consists of special EUE seamless steel pipeline union ... appropriate test pressure of 70MPa,105MPa and 140MPa.The manifold should be regularly inspected and lubricated, sealing ring should ...