pipe tap

pipe tap

[′pīp ‚tap]
(engineering)
A small threaded hole or entry made into the wall of a pipe; used for sampling of pipe contents, or connection of control devices or pressure-drop-measurement devices.
References in periodicals archive ?
Available in standard machine and pipe tap sizes - stock extension lengths of 2, 4, 6 and 8 inches.
For flange tap meter runs, check the static element at the downstream operating pressure; for pipe tap meter runs, check at the upstream operating pressure.
The nominal size of a pipe tap is that of the pipe fitting to be tapped, not the actual size of the tap.
Ground Thread Pipe Taps are standard in American Standard Pipe Form (NPT) and American Standard Dryseal Pipe Form (NPTF).
Non-Torque Pipe Tap Adaptor - the basic adaptor used for pipe tap applications from taps from 1/8 RS to 1[inch].
Non-Torque, Extended Range Pipe Tap Adaptor - permits use of larger pipe taps with smaller diameter holders in close center applications where a common holder is desired.
Most accuracies on the parts, which include sealing grooves and true position pipe tap holes, are about |+ or -~0.
The powerful illumination, lightweight design and ability to traverse debris and pipe taps were important to meeting the city's expectations.
The SuperVision 140 can be steered around protruding pipe taps and other obstacles.