NQ inner tube is the part of core sampling house. One end connects with head assembly and another end connects with core lifter case.NQ inner tube is used together NQ core barrel. When the inner-tube is full of core sample, the drill string lifted off the bottom of the hole, the driller could get the column core sample out of the inner tube and put it in the core tray.

NQ standard Inner tubes are made of high-quality alloy steel with good strength, toughness and wear life.

NQ INNER TUBE OVERVIEW

NQ INNER TUBE SPECIFICATION

NQ  AND RELATED INNER TUBE SIZE OFFERINGS

BQ inner tube-1.5M

BQ inner tube-3M

NQ inner tube-1.5M

NQ inner tube-3M

HQ inner tube-1.5M

HQ inner tube-3M

PQ inner tube-1.5M

PQ inner tube-3M

NQ3 inner tube-1.5M

NQ3 inner tube-3M

HQ3 inner tube-1.5M

HQ3 inner tube-3M

PQ3 inner tube-1.5M

PQ3 inner tube-3M

REFERENCE PART#

C24356 C61518 C24339 C24909 C24891 C25258 C25236 C26159 C26534 C26527 C26528 C26512 C26513 C26180 C26710

C3760004830 C3760004829 C3760006128 C3760006129 C3760004835 C3760004836 C3760015488 C3760015489

C3760006076 C3760008294 C3760006048 C3760006049 C3760005641 C3760005640 C3760006064 C3760006065

C3760005629 C3760008293

REFERENCE PHOTOS