Обший каталог Yamawa 2016 - 2017 - страница 601

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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 INT-S-NPT (for blind hole) Spiral Fluted Taps Interrupted Taps for American Taper Pipe Threads, Short (ℓg) Type Specification (for through hole) Spiral Fluted Taps ■INT-S-NPT is the tap with short thread portion, and, having E low left-hand spiral flutes and having every other thread Oxide ground off, reduces cutting torque. INT-S-NPT is suitable NPT 3/4 ～ for such sticky materials as stainless steels and chrome Recommended Tapping Speeds depending on Materials molybdenum steels. Stainless steels (for through hole) Spiral Pointed Taps 〜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 TISNT01L 3P 7.770 54 14 10.1 8 6 9 3 1 △ NPT 1/8-27 ANSI G TISNT02L 3P 10.117 55 16.5 10.5 8 6 9 5 2 △ Simple Inspection Tools Special Thread Taps NPT 1/4-18 ANSI G TISNT04O 3P 13.426 62 19.5 12.5 11 9 12 5 2 △ NPT 3/8-18 ANSI G TISNT06O 3P 16.866 65 21 14 14 11 14 5 2 △ NPT 1/2-14 ANSI G TISNT08Q 3P 20.980 80 27 17 18 14 17 5 2 △ NPT 3/4-14 ANSI G TISNT12Q 3P 26.325 85 29 19 23 17 20 5 2 △ Pipe Taps NPT 1 -11.5 ANSI G TISNT16T 3P 32.934 95 35 22 26 21 24 5 2 △ NPT 1 1/4-11.5 ANSI G TISNT20T 3P 41.689 105 37.5 24.5 32 26 30 5 2 △ NPT 1 1/2-11.5 ANSI G TISNT24T 3P 47.760 110 38.5 25.5 38 29 32 7 2 △ NPT 2 -11.5 ANSI G TISNT32T 3P 59.797 120 42.5 27.5 46 35 38 7 2 △ Thread Mills Dies Center Drills Centering Tools JIS ◎=Standard ○=Semi standard △=Made to order Pipe-48 For improvement, spec may change without advance notice. 597