Общий каталог Yamawa 2022 - 2023 - страница 66

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Spiral Fluted Taps (for blind hole)Spiral Fluted Taps(for through hole)Spiral Pointed Taps(for through hole)Hand TapsCementedCarbide TapsRoll TapsSpecial Thread TapsSimple Inspection ToolsPipe TapsThread MillsPremium Thread MillsDiesCenter DrillsCentering Tools JIS ① Spiral Fluted Tap Series for blind hole Overall Thread Thread + Neck Shank Shank Size of Length oflengthlengthlengthlengthdia.squaresquareLℓℓnℓsDsKℓk JIS ① MHSP Z-PRO　 Spiral Taps for Medium Hard Carbon Steels ② Specification Coating <2D ③ Recommended Tapping Speeds depending on Materials High carbon steels Alloy steels Thermal refined steels 高炭素鋼 合金鋼 調質鋼 10〜20 10〜20 10〜20 (m/min) (m/min) (m/min) ④ 25〜35HRC Product Features ●Ideal for forged products and tempered materials like S48C to S55C at 25 to 35HRC. ●Utilizing a unique high speed steel material and a special coating has created an excellent wear resistance with longer tool life. ●The special threaded portion design makes it effective against flute chipping at the full thread portion of the tap.  ⑤ This new design helps reduce tapping torque and frictional resistance to maintain the screw thread guide properties.●The new design allows for a longer tool projection to accommodate the discharge of the chips and prevents them from being entangled with the holder. Tapping Data Tapping conditions [M8×1.25] ⑥ Workpiece Material SCM440　35HRC Tapping Length 12mm MHSP Can Continue Tapping Speed 15m/min Machine Machining center (Vertical) Standard SP Worn-out Tapping Fluid Water soluble cutting fluid ⑦ 0 100 200 300 400 500 600（Number of holes processed) MHSP Microphotography · Compatible with a wide range of workpiece machining. after Tapped 550 Holes Workpiece Material Target Tapping Speed (m/min) ⑧ High Carbon Steel/Alloy Steel S50C/SCM440　35HRC 5 〜 15 High Carbon Steel/Alloy Steel S50C/SCM440　25HRC 5 〜 20 High Carbon Steel/Alloy Steel S50C/SCM440　raw material 5 〜 30 ⑨ ⑩ ⑪ JIS ①-31