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Inside BlowOut Preventer

三、Inside BOP
?Diameter of Inside BOP
?Thread connection of Inside BOP
?Working pressure of Inside BOP

ArrowType Back Pressure valve

一、Arrow type back pressure valve
?Diameter of the Arrow type back pressure valve
?thread connection of Arrow type back pressure valve
?Working pressure of Arrow type back pressure valve

Drop-InCheckvalves

Drop in check valve
1. Diameter of Drop in check valve
2. Thread connection of Drop in check valve
3. Working pressure of Drop in check valve

Kelly cock

Kelly cock
?Diameter of Kelly cock
?Thread connection of kelly cock
?working pressure of kelly cock

Full Opening Safetyvalve

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

Cup tester

cup tester
1.casing size
2.casing wall thickness
3.Thread connection of cup tester
4. Working pressure of cup tester
Tianhe Oil Group Huifeng Petroleum Equipment CO. ltd.