Ferrule tube fitting installation

Ferrule tube fitting installation ( 1 ) the need for pickling pickling pipes should be ; ( 2 ) according to the required length by sawing or dedicated pipe cutter pipe cutting machines , etc. , and definitely not with Fusing ( eg flame cutting ) or Abrasive cutting ; remove the pipe ends inside and outside round burrs, metal chips and dirt ; fittings rust removing agents dirt ; while also ensuring tube roundness ; ( 3 ) the nut , ferrule has set into the tube ferrule front edge mouth ( small-diameter end ) from the pipe mouth at least 3mm, then the pipe into  Hydraulic tube fittings body tapered bore, top to date ; ( 4 ) slowly tighten the nut , turn the tube until it does not move , and then tighten the nuts 2 /3 to 4/3 circle ; ( 5 ) open the inspection has been cut into the ferrule tube position is correct. Card sets are not allowed axial movement can be slightly rotated ; ( 6 ) Tighten the nuts again after passing the examination .