pipe thread

pipe thread

[′pīp ‚thred]
(design engineering)
Most commonly, a 60° thread used on pipes and tubes, characterized by flat crests and roots and cut with ¾-inch taper per foot (about 1.9 centimeters per 30 centimeters). Also known as taper pipe thread.

pipe thread

A V-cut screw thread, cut on the inside or the outside of a pipe (or on a pipe fitting, coupling, or connector); the diameter of the thread is not constant, but tapers.
References in periodicals archive ?
If you buy hydraulic hose off the shelf it will typically have a half-inch national pipe thread (NPT) male fitting on each end.
Rex-Cut Type 1 Wheels for pipe thread maintenance feature multiple layers of nonwoven cotton fabric and aluminum oxide abrasives pressed and bonded together with a soft bond and are ideally suited for removing rust and corrosion from pipe threads.
Then, going from my hose to the burner, I converted the fuel threads (NPTF) to standard pipe threads (NPT or National Pipe Thread).
The wheels for pipe thread grinding are made from multiple layers of non-woven cotton fabric and either aluminum oxide or silicon carbide abrasives which are laminated, pressed, and bonded together.
A sampling of papers: optically encoded smart dust from DBR porous silicon, biologically inspired smart sensor for acoustic emission detection, crack detection by static measurement in steel beam, drill pipe thread inspection, and design of femoral IM nail by analysis of lateral curve angle.
H9490 features a non-removable stainless steel stem, metal-to-metal-seat; o-ring plus packing dual seal design; 1/4" NPT male pipe thread system pressure connection; 1/4" female pipe thread accessory connections; seal cap only; and 400 psig.
Automated pipe handling - available on all but the most compact models - and an exclusive automatic pipe thread lubrication system permit the operator to add or remove drill pipe without help from other crew members.
The new M7100 features a pressure cavity machined from a solid piece of 17-4 PH stainless steel and comes standard with a 1/4 NPT pipe thread for a leak-proof, sealed system, with other port sizes available.
com)-- Hernon Manufacturing, the innovator in adhesives, sealants and dispensing equipment, is pleased to announce it has received independent lab verification from Intertek Automotive Research, a certified accredited lab, that its Dripstop[R] 940 pipe thread sealant is free of the containment's listed in ISO-22241, which are the same containment's also restricted for presence in Diesel Exhaust Fluid (DEF) applications.
Mounting options include in-line, pipe thread, and sealing panel mount.
Both have National pipe thread nipples with smooth faces for good seal contact and easy replacement.