ZEN-B

Spiral Fluted Taps for Nickel Base Alloys

Specification

■ ZEN-B is the spiral fluted tap for nickel base alloys which, with nickel as main composition, have much higher corrosion resistance and much higher heat resistance than Oxide steels.

Recommended Tapping Speeds depending on Materials

Medium alloy steel and High alloy steelFerritic and austenitic Heat resistant super
heat treated steelstainless steel HRC alloys
IS PIS PIS MM IS S -S
5〜155〜155〜155〜10
(m/min)(m/min)(m/min)(m/min)
For icon explanation, refer to P.50

TYPE:1 DIN371 TYPE:2 DIN371

TYPE:3 DIN374 TYPE:4 DIN376

Segment:1D

SizeClassCodeChamferL (mm)ℓt (mm)ℓ (mm)ℓn (mm)ℓs (mm)Ds (mm)K (mm)ℓk (mm)No. of flutesTypeStock
For Metric Threads
M3×0.5ISO2XSD3.0GBJPX3P565918343.52.7631
M4×0.7ISO2XSD4.0IBJPX3P6371321384.53.4631
M5×0.8ISO2XSD5.0KBJPX3P70914253964.9831
M6×1ISO2XSD6.0MBJPX3P801115304564.9831
M8×1.25ISO2XSD8.0NBJPX3P90-12354786.2932
M10×1.5ISO2XSD010OBJPX3P100-1339521081132
M10×1.25ISO2XSM010NBJPX3P100-13-5175.5833
M12×1.75ISO2XSG012PBJPX3P110-15-56971034
M12×1.5ISO2XSM012OBJPX3P100-15-51971033
M12×1.25ISO2XSM012NBJPX3P100-15-51971033
M14×2ISO2XSG014QBJPX3P110-18-561191234
M14×1.5ISO2XSM014OBJPX3P100-14-511191233
M16×2ISO2XSG016QBJPX3P110-18-561291234
M16×1.5ISO2XSM016OBJPX3P100-14-511291233
M18×2.5ISO2XSG018RBJPX3P125-20-6414111444
M20×2.5ISO2XSG020RBJPX3P140-20-7116121544
M22×2.5ISO2XSG022RBJPX3P140-20-711814.51744
M24×3ISO2XSG024SBJPX3P160-25-821814.51744