Float valve stabilizer is mainly used in near bit type stabilizer While working for preventing from borehole deflection, when blowout or well kick takes place, the float valve stabilizer will automatically shut off inside bore of tool to avoid the accident. The tool owns features such as high strength, large flowing area, high temperature resistant and high pressure resistant, etc.

Type	Body O.D. (mm)	Connection	Float Valve O.D.	Water Hole of Float Valve unit	Length of Float Valve	Max Sealing Pressure (MPa)
FWL152	121   127	3-1/2REG	61	40	165.1	35-70
FWL214	165   178	4-1/2REG	88	50	211.14	35-70
FWL241	178	4-1/2IF	98	60	247.6	35-70
FWL311	203   209.6	6-5/8REG	121	76	298.4	35-70
FWL444	228   241	7-5/8REG	121	76	298.4	35-70
FWL588	228   241	7-5/8REG	121	76	298.4	35-70
FWL711	228   241	7-5/8REG	121	76	298.4	35-70