Обший каталог Yamawa 2016 - 2017 - страница 173

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Overall Thread Thread+Neck Shank Shank Size of Length of length length length length dia. square square L ℓ ℓn ℓs Ds K ℓk N+RS/N-RS (for blind hole) Spiral Fluted Taps Thread Forming Taps for Non-Ferrous Materials Specification (for through hole) Spiral Fluted Taps ■N+RS/N-RS is the forming tap suitable for non-ferrous E materials such as aluminum castings, aluminum die Nitride castings and brass. ～ M2.6 Recommended Tapping Speeds depending on Materials (for through hole) Spiral Pointed Taps Aluminum alloy Aluminum alloy N＋RS ～ M6 Si Si N－RS M8 ～ IS IS 5〜15 5〜15 (m/min) (m/min) For icon explanation, refer to P.50 Hand Taps TYPE：1 DIN371 TYPE：2 DIN371 Carbide Taps Cemented TYPE：3 DIN371 TYPE：4 DIN376 Roll Taps Segment：1J Simple Inspection Tools Special Thread Taps Size Class Code Chamfer L ℓ ℓn ℓs Ds K ℓk Lobe Type Stock Pipe Taps (mm) (mm) (mm) (mm) (mm) (mm) (mm) For Metric Threads M2 × 0.4 ISO2X RE2.0EBKENB 2P 45 8 - 32 2.8 2.1 5 4 1 ● M2.3 × 0.4 ISO2X RE2.3EBKENB 2P 45 9 - 32 2.8 2.1 5 4 1 M2.5 × 0.45 ISO2X RE2.5FBKENB 2P 50 8 15 33 2.8 2.1 5 4 2 ● Thread Mills M3 × 0.5 ISO2X RE3.0GBKENB 2P 56 9 18 34 3.5 2.7 6 4 2 ● M4 × 0.7 ISO2X RE4.0IBKENB 2P 63 13 21 38 4.5 3.4 6 4 2 ● M5 × 0.8 ISO2X RE5.0KBKENB 2P 70 14 25 39 6 4.9 8 4 2 ● M6 × 1 ISO2X RE6.0MBKENB 2P 80 15 30 45 6 4.9 8 4 2 ● M8 × 1.25 ISO2X RD8.0NBKENB 2P 90 19 35 47 8 6.2 9 6 3 ● Dies M10 × 1.5 ISO2X RD010OBKENB 2P 100 23 39 52 10 8 11 6 3 ● M12 × 1.75 ISO2X RG012PBKENB 2P 110 26 - 56 9 7 10 6 4 Number of oil grooves : M2.5 and smaller = non, M3 and larger = 1 Taps for M6 and smaller : External centers on thread end are removed. Center Drills Centering Tools DIN RO-4 169