Обший каталог Yamawa 2016 - 2017 - страница 175

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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 OL+RZ (for blind hole) Spiral Fluted Taps Thread Forming Taps for Dry Tapping, Coated Specification (for through hole) Spiral Fluted Taps ■OL+RZ is the forming taps enabling dry tapping under Coating following condition : tapping sizes of smaller than M6, thin steel sheets having burring operation, and steel parts with rather short length. Optimum coating suitable to the tapping Recommended Tapping Speeds depending on Materials condition. Free cutting and Carbon steel and Medium alloy steel and High alloy steel Ferritic and austenitic (for through hole) Spiral Pointed Taps structural steel low alloy steel heat treated steel stainless steel TYPE：1 DIN371 IS P IS P IS P IS P IS M M 15〜30 15〜30 15〜25 15〜25 10〜25 (m/min) (m/min) (m/min) (m/min) (m/min) For icon explanation, refer to P.50 Hand Taps Segment：1J Carbide Taps Cemented Size Class Code Chamfer L ℓ ℓn ℓs Ds K ℓk Lobe Type Stock (mm) (mm) (mm) (mm) (mm) (mm) (mm) For Metric Threads M3 × 0.5 ISO2X RE3.0GBHPTP 4P 56 9 18 34 3.5 2.7 6 4 1 M4 × 0.7 ISO2X RE4.0IBHPTP 4P 63 13 21 38 4.5 3.4 6 4 1 Roll Taps M5 × 0.8 ISO2X RE5.0KBHPTP 4P 70 14 25 39 6 4.9 8 4 1 M6 × 1 ISO2X RE6.0MBHPTP 4P 80 15 30 45 6 4.9 8 4 1 Number of oil grooves : non Simple Inspection Tools Special Thread Taps Pipe Taps Thread Mills Dies Center Drills Centering Tools DIN RO-6 171