Общий каталог Yamawa 2021 - страница 485

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Long Taps Intro LS-PT GPGeneral Purpose Series SP Long Shank Straight Fluted Taps for Taper Pipe Threads FEATURES Long shank general purpose for extended overhang on 2.5P blind and through hole application. SL HSS-E THCHT For steel application at low cutting speed, also suitable for cast iron and non-ferrous materials. Recommended Tapping Speeds Depending On Materials PO ISO Vc (m/min) ISO Vc (m/min) ISO Vc (m/min) P1 ≤5 I K1 ≤5 I N2 ≤5 I P2 ≤5 H K2 ≤5 I N3 ≤5 I P3 ≤5 I N4 ≤5 I ST P4 ≤5 I H 1st choice I suitable ROLL JIS-LS-PT Bored Hole Ø (mm) A - B CARBIDE When Threads have When Threads do not have non-Full Threads the non-Full Threads Basic Diameter Position A B LONG JIS HAND TAPS EG (STI) SPECIAL THREADS, GAUGES THREAD MILLS DIES CENTER DRILLS Technical info 486