dismantling joint 1.standard:Q/TF-B27S.01 2.Nominal ... :DN250-3000mm3.suitable medium:water gas oil4.The dismantling joint is installed on the pipeling to compensate the displacement ... valves, check valves, air release valves, rotating strainers, comb type cleaning machines, gratings, steel penstocks, cool and hot isolating ... , motor, pneumatic, hydraulic, motor and hydraulic types. Dismantling joint