Обший каталог Yamawa 2016 - 2017 - страница 228

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Spiral Fluted Tap Overall Thread Thread+Neck Shank Size of Length of length length length dia. square square L ℓ ℓn Ds K ℓk Spiral Fluted Taps (for blind hole) ZELX FR LHSP Spiral Fluted Taps for High Speed Tapping, Through Hole Use（with LH spiral flutes） Spiral Fluted Taps (for through hole) Specification ■ZELX FR LHSP, spiral fluted tap, through hole use (with LH E Coating spiral flutes ) is applicable for such high speed tapping as 15m/min to 25m/min. Under low tapping speed, chip shape and chip ejection may become poor and cause tapping Recommended Tapping Speed depending on Materials troubles. Spiral Pointed Taps (for through hole) ow carbon steels Medium carbon steels 15〜25 15〜25 For icon explanation, refer to P.50 Hand Taps TYPE：1 TYPE：2 Cemented Carbide Taps Roll Taps TYPE：3e TYPE：4e Pipe Taps Simple Inspection Tools Segment：1S Size Class Code Chamfer L ℓ ℓn Ds K ℓk No. of Type (inch) (inch) (inch) (inch) (inch) (inch) flutes For Unified Threads No.4-40UNC GH2 Y84201 5P 1.875 0.335 0.562 0.141 0.11 0.187 3 1 No.5-40UNC GH2 Y84203 5P 1.937 0.374 0.625 0.141 0.11 0.187 3 1 No.6-32UNC GH3 Y84205 5P 2 0.413 0.687 0.141 0.11 0.187 3 1 Thread Mills No.8-32UNC GH3 Y84207 5P 2.125 0.453 0.75 0.168 0.131 0.25 3 1 No.10-24UNC GH3 Y84209 5P 2.375 0.531 0.875 0.194 0.152 0.25 3 1 No.10-32UNF GH3 Y84210 5P 2.375 0.531 0.875 0.194 0.152 0.25 3 1 1/4-20UNC GH3 Y84213 4.5P 2.5 0.591 1 0.255 0.191 0.312 3 2 Dies 1/4-28UNF GH3 Y84214 4.5P 2.5 0.591 1 0.255 0.191 0.312 3 2 5/16-18UNC GH3 Y84215 4.5P 2.718 0.669 1.125 0.318 0.238 0.375 3 3 5/16-24UNF GH3 Y84216 4.5P 2.718 0.669 1.125 0.318 0.238 0.375 3 3 3/8-16UNC GH3 Y84217 4.5P 2.937 0.748 1.25 0.381 0.286 0.437 3 3 Center Drills 3/8-24UNF GH3 Y84218 4.5P 2.937 0.748 1.25 0.381 0.286 0.437 3 3 7/16-14UNC GH3 Y84219 4.5P 3.156 0.984 - 0.323 0.242 0.406 3 4 7/16-20UNF GH3 Y84220 4.5P 3.156 0.866 - 0.323 0.242 0.406 3 4 1/2-13UNC GH3 Y84221 4.5P 3.375 1.142 - 0.367 0.275 0.437 3 4 1/2-20UNF GH3 Y84222 4.5P 3.375 0.945 - 0.367 0.275 0.437 3 4 Centering Tools 5/8-11UNC GH3 Y84225 4.5P 3.812 1.26 - 0.48 0.36 0.562 3 4 5/8-18UNF GH3 Y84226 4.5P 3.812 0.984 - 0.48 0.36 0.562 3 4 3/4-10UNC GH3 Y84227 4.5P 4.25 1.467 - 0.59 0.422 0.687 4 4 3/4-16UNF GH3 Y84228 4.5P 4.25 1.142 - 0.59 0.422 0.687 4 4 ANSI SL-3 224