Общий каталог Yamawa 2021 - страница 183

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Spiral Fluted Taps Intro ZELX SS NPT MS Material Specific Series SP Taps for American Taper Pipe Threads, for stainless steel ANSI FEATURES Material specific for blind hole application. 2.5P SL HSS-E OX Most suitable for stainless steel, steel and alloy steel. THCHT OX treatment reduces welding troubles. Recommended Tapping Speeds Depending On Materials PO ISO Vc (m/min) ISO Vc (m/min) P2 ≤5 H M1 ≤5 H P3 ≤5 H M2 ≤5 H P4 ≤5 I ST P7 ≤5 H H 1st choice I suitable ROLL ANSI-ZELX SS NPT TYPE: US_055 TYPE: US_056 CARBIDE DCON K K DCON LK K LK LONG THL THL K LF LF HAND TAPS TCTR Ø Hole Ø Basic THCHT major LF THL LS DCON K LK NPT (tolerance) (mm) (mm) Code (chamfer) Ø (inch ) (inch) (inch) (inch) (inch) (inch) NOF Type Stock (mm) ANSI EG (STI) 1/16-27 ANSI G 6 6.05 Y83640 2.5P 7.770 2.125 0.687 - 0.31 0.234 0.375 4 055 f ANSI G 8.35 8.39 Y83641 2.5P 10.117 2.125 0.75 - 0.44 0.328 0.375 4 055 h 1/8-27 ANSI G 8.35 8.39 Y83642 2.5P 10.117 2.125 0.75 - 0.31 0.234 0.375 4 056 f SPECIAL 1/4-18 ANSI G 10.8 10.85 Y83643 2.5P 13.426 2.437 1.062 - 0.56 0.421 0.437 4 055 h THREADS, 3/8-18 ANSI G 14.25 14.27 Y83644 2.5P 16.866 2.562 1.062 - 0.7 0.531 0.5 4 055 h GAUGES 1/2-14 ANSI G 17.5 17.6 Y83645 2.5P 20.980 3.125 1.375 - 0.69 0.515 0.625 4 056 h 3/4-14 ANSI G 22.9 22.91 Y83646 2.5P 26.325 3.25 1.375 - 0.91 0.679 0.687 4 056 h THREAD 1 -11 1/2 ANSI G 28.75 28.78 Y83647 2.5P 32.934 3.75 1.75 - 1.13 0.843 0.812 4 056 f MILLS DIES CENTER DRILLS Technical info 184