Обший каталог Yamawa 2016 - 2017 - страница 379

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Overall Chamfer+ Thread Thread+Neck Shank Shank Size of Length of length full thread length length length dia. square square L ℓt ℓ ℓn ℓs Ds K ℓk HFIHS (for blind hole) Spiral Fluted Taps For Ultra Fast Tapping, Vertical Use. Spiral Fluted Taps for Carbon Steels Specification (for through hole) Spiral Fluted Taps ■Applicable for ultra high speed tapping. Having internal Coating 2D coolant hole(center through type), HFIHS is suitable for carbon steels and alloy steels, blind hole use. Vertical tapping use. Recommended Tapping Speeds depending on Materials (for through hole) Spiral Pointed Taps ow carbon steels Medium carbon steels High carbon steels Alloy steels 2150〜〜2550 20〜50 20〜30 20〜30 For icon explanation, refer to P.50 Hand Taps TYPE：1 TYPE：2 Carbide Taps Cemented Segment：1D Size Class Code Chamfer L ℓ ℓn ℓs Ds K ℓk No. of Type Stock Roll Taps (mm) (mm) (mm) (mm) (mm) (mm) (mm) flutes For Metric Threads M6 × 1 P4 HFIHSS6.0M 2.5P 62 11 27 32 6 - - 3 1 ○ M8 × 1.25 P4 HFIHSS8.0N 2.5P 70 12 - 36 8 - - 3 2 ○ M10 × 1.5 P4 HFIHSS010O 2.5P 75 13 - 37 10 - - 3 2 ○ Simple Inspection Tools Special Thread Taps M10 × 1.25 P4 HFIHSS010N 2.5P 75 12 - 37 10 - - 3 2 ○ M12 × 1.75 P4 HFIHSS012P 2.5P 82 15 - 40 12 - - 3 2 ○ M12 × 1.5 P4 HFIHSS012O 2.5P 82 14 - 40 12 - - 3 2 ○ M12 × 1.25 P4 HFIHSS012N 2.5P 82 14 - 40 12 - - 3 2 ○ Pipe Taps M14 × 1.5 P4 HFIHSS014O 2.5P 88 14 - 40 12 - - 3 2 ○ M16 × 1.5 P4 HFIHSS016O 2.5P 95 14 - 43 16 - - 3 2 ○ M18 × 1.5 P4 HFIHSS018O 2.5P 100 14 - 45 16 - - 4 2 ○ M20 × 1.5 P5 HFIHST020O 2.5P 105 14 - 45 16 - - 4 2 ○ Thread Mills Remarks: 1.HFIHS do not have square on its shank, please use holders having strong gripping force, such as milling chucks. 2.Rear end of the shank is to tongue specification. If the portion which contacts the rear end has V saucer shape, coolant may leak. Dies Center Drills Centering Tools JIS ◎=Standard ○=Semi standard △=Made to order SP-58 For improvement, spec may change without advance notice. 375