New System table of taps for steels, blind hole use(Middle and High speed range) slow Tapping speed fast Product System 5m/min 10m/min 15m/min 20m/min 30m/min 40m/min 50m/min Workpiece Workpiece Area of full rigid lead feed Materials Materials Hard material Hard material 60HRC 60HRC 55HRC 55HRC 45HRC 45HRC Heat treated Heat treated 45HRC 45HRC steels steels 35HRC 35HRC steels steels SKS SKS Tool Tool SKD SKD steels steels SCM SCM Alloy Alloy SCr SCr High carbon High carbon steels steels S45C S45C Medium carbon steels Medium carbon steels S45C S45C S30C S30C HFISP Low carbon steels Low carbon steels >>> ①-187 S25C S25C F-SP HFIHS SS400 AU+SP >>> ①-175 >>> ①-183 SS400 >>> ①-83 cast irons cast irons HFICT-B Ductile Ductile FCD HFISP >>> ⑤-37 FCD >>> ①-187 irons irons Cast Cast FC FC 5m/min 10m/min 15m/min 20m/min 30m/min 40m/min 50m/min An image telling possible applications Product System-4