Обший каталог Yamawa 2016 - 2017 - страница 224

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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 Spiral Fluted Taps for High Speed Tapping Spiral Fluted Taps (for through hole) Specification ■Spiral Fluted Tap applicable for such high speed tapping E Coating as 15m/min to 25m/min. Under low tapping speed, poor chip shape and poor chip ejection may occur and cause tapping troubles. Spiral Pointed Taps (for through hole) Recommended Tapping Speed depending on Materials 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：3 TYPE：4 Pipe Taps Simple Inspection Tools Segment：1D 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 Y84401 2.5P 1.875 0.236 0.562 0.141 0.11 0.187 3 1 No.5-40UNC GH2 Y84403 2.5P 1.937 0.236 0.625 0.141 0.11 0.187 3 1 No.8-32UNC GH3 Y84407 2.5P 2.125 0.276 0.75 0.168 0.131 0.25 3 1 Thread Mills No.10-24UNC GH3 Y84409 2.5P 2.375 0.354 0.875 0.194 0.152 0.25 3 1 No.10-32UNF GH3 Y84410 2.5P 2.375 0.276 0.875 0.194 0.152 0.25 3 1 1/4-20UNC GH3 Y84413 2.5P 2.5 0.433 1 0.255 0.191 0.312 3 2 1/4-28UNF GH3 Y84414 2.5P 2.5 0.354 1 0.255 0.191 0.312 3 2 Dies 5/16-18UNC GH3 Y84415 2.5P 2.718 0.472 1.125 0.318 0.238 0.375 3 3 5/16-24UNF GH3 Y84416 2.5P 2.718 0.394 1.125 0.318 0.238 0.375 3 3 3/8-16UNC GH3 Y84417 2.5P 2.937 0.551 1.25 0.381 0.286 0.437 3 3 3/8-24UNF GH3 Y84418 2.5P 2.937 0.394 1.25 0.381 0.286 0.437 3 3 Center Drills 7/16-14UNC GH3 Y84419 2.5P 3.156 0.591 - 0.323 0.242 0.406 3 4 7/16-20UNF GH3 Y84420 2.5P 3.156 0.472 - 0.323 0.242 0.406 3 4 1/2-13UNC GH3 Y84421 2.5P 3.375 0.63 - 0.367 0.275 0.437 3 4 1/2-20UNF GH3 Y84422 2.5P 3.375 0.472 - 0.367 0.275 0.437 3 4 5/8-11UNC GH3 Y84425 2.5P 3.812 0.748 - 0.48 0.36 0.562 3 4 Centering Tools 5/8-18UNF GH3 Y84426 2.5P 3.812 0.512 - 0.48 0.36 0.562 3 4 3/4-10UNC GH3 Y84427 2.5P 4.25 0.827 - 0.59 0.442 0.687 4 4 3/4-16UNF GH3 Y84428 2.5P 4.25 0.591 - 0.59 0.442 0.687 4 4 ANSI SP-33 220