WIDIA - Полный каталог инструмента - 2017
Technical Information
Illustrations of Tap Terms
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min tap
major
diameter
max tap major
diameter
basic major
diameter
pitch
angle of thread
tap crest
basic crest
flank
basic height of
thread
basic pitch diameter
base of thread
basic root
basic minor diameter
cutting edge
no relief
relief to cutting edge
concentric margin
eccentric relief
cutting
face
heel
Concentric
Eccentric Relief
Con-Eccentric Relief
tap major diameter
basic minor diameter
Negative Hook
0 Hook
Positive Hook
Negative Rake
Radial Rake
Positive Rake
Reprinted with permission from United States Cutting Tool Institute (USCTI). Published by Kennametal Inc. © 2014. All righs reserved.
Y88
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