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类型
外径(mm)
内径(mm)
接头螺纹(RH)
最大密封压力(Mpa)
XS105-T44
105 44 NC26
35/70/105
XS110-T51
110 51 NC31
35/70/105
XS124-T62
124 62 2 7/8EUE
35/70/105
XS127-T62
127 62 2 7/8EUE
35/70/105
XS134-T62
134 62 NC38
35/70/105
XS134-T62
134 62 4 1/2NU
35/70/105
XS146-T50.8
146 50.8
NC31
35/70/105
XS152-T76
152 76 3 1/2EU
35/70/105
XS178-T76
178 76 3 1/2EU
35/70/105
 TIANHE Full Opening Safety valve is a manual control ball type safety valve used to stop flow through the drill string when the drill string is being withdrawn from the well.FOSV assembled between lower kelly sub and upper drill pipe sub.The FOSV can be opened or closed off by simply turning a special operating wrench 90° according to indicated direction.TIANHE FOSV is a dual body full-opening safety valve, that does not interfere with the running of tools such as core barrels or survey instruments.It is designed to be stabbed into the top joint of drill pipe or tubing string at the rig floor and closed quickly in case a well kicks.
Full opening safety valve
?Diameter of Full opening safety valve
?ID of Full opening safety valve
?Thread connection of Full opening safety valve
?Working pressure of Full opening safety valve
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Tianhe Oil Group Huifeng Petroleum Equipment CO. ltd.