flank angle

flank angle

[′flaŋk ‚aŋ·gəl]
(design engineering)
The angle made by the flank of a screw thread with a line perpendicular to the axis of the screw.
References in periodicals archive ?
Unified thread form--thread flank angle 60 degrees.
All saw blades had 72 square and trapezoidal-type teeth with a hook angle of 10[degrees], top clearance angle of 10[degrees], side rake and top flank angle of 0[degrees], side clearance angle of 4[degrees], and radial clearance angle of 1[degrees].
With the trepanning module, developed at blz and extensively tested at LLT, it is possible to achieve highly accurate circular bore holes with high aspect ratios and adjustable flank angle.
Mag-Form fasteners have a broad, 105-degree thread flank angle with widely spaced threads.
Unified parallel thread form--thread flank angle 60 degrees.
Whitworth thread form thread flank angle 55 degrees BSPP threads are NOT INTERCHANGEABLE with NPTF and NPSM threads.
Failure to program this angle (again using the G76 code) will result in the threading tool producing an incorrect back flank angle.
If the tap is being pushed, the top flank angle of the thread form in the workpiece will be shaved.
Then, key characteristics of thread form, including flank angle, pitch, root radius, helix variation, and pitch diameter are calculated.
max], cutting depth and the setting up of the tool corner above workpiece axis, results in such a change of tool flank angles (angle [eta]), that makes the cutting process considerably worse, or rather completely impossible.
Miller adds that the ball-style hone is not recommended for working on threads, whereas abrasive nylon is very effective for removing burrs and polishing thread peaks and flank angles, particularly in tapped aluminum holes.