Обший каталог Yamawa 2016 - 2017 - страница 595

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Overall Thread Position on Shank Size of Length of length length basic dia. dia. square square L ℓ ℓg Ds K ℓk NPT (for blind hole) Spiral Fluted Taps Hand Taps for American Taper Pipe Threads Specification (for through hole) Spiral Fluted Taps E NPT 3/4 ～ Recommended Tapping Speeds depending on Materials (for through hole) Spiral Pointed Taps Medium carbon steels 〜5 For icon explanation, refer to P.50 Hand Taps TYPE：1 TYPE：2 g g Carbide Taps Cemented Segment：1G Roll Taps Basic L ℓ ℓg Ds K ℓk No. of Size Class Code Chamfer major dia (mm) (mm) (mm) (mm) (mm) (mm) flutes Type Stock (mm) For American Pipe Threads NPT 1/16-27 ANSI G TNPT01L 3P 7.770 54 17 12 8 6 9 4 1 ◎ Simple Inspection Tools Special Thread Taps NPT 1/8-27 ANSI G TNPT02L 3P 10.117 55 19 12.05 8 6 9 4 2 ◎ NPT 1/4-18 ANSI G TNPT04O 3P 13.426 62 28 17.45 11 9 12 4 2 ◎ NPT 3/8-18 ANSI G TNPT06O 3P 16.866 65 28 17.65 14 11 14 4 2 ◎ NPT 1/2-14 ANSI G TNPT08Q 3P 20.980 80 35 22.85 18 14 17 4 2 ◎ Pipe Taps NPT 3/4-14 ANSI G TNPT12Q 3P 26.325 85 35 22.95 23 17 20 4 2 ◎ NPT 1 -11.5 ANSI G TNPT16T 3P 32.934 95 45 27.4 26 21 24 5 2 ◎ NPT 1 1/4-11.5 ANSI G TNPT20T 3P 41.689 105 45 28.1 32 26 30 5 2 △ NPT 1 1/2-11.5 ANSI G TNPT24T 3P 47.760 110 45 28.4 38 29 32 6 2 △ Thread Mills NPT 2 -11.5 ANSI G TNPT32T 3P 59.797 120 50 28 46 35 38 6 2 △ NPT 2 1/2-8 ANSI G TNPT40X 3P 72.273 145 65 40.8 55 41 44 8 2 △ NPT 3 -8 ANSI G TNPT48X 3P 88.184 155 65 42.95 65 50 52 8 2 △ Dies Center Drills Centering Tools JIS ◎=Standard ○=Semi standard △=Made to order Pipe-42 For improvement, spec may change without advance notice. 591