ZELX NI SP

Spiral Fluted Taps for Nickel Base Alloys

Specification

■ ZELX NI SP 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 Nitride Oxide steels.

Recommended Tapping Speed depending on Materials

ow carbon steelsMedium carbon steelsStainless steelsickel base alloys
5〜155〜155〜155〜10

(m/min) For icon explanation, refer to P.50 TYPE:1 TYPE:2

TYPE:3 TYPE:4

Segment:1D

SizeClassCodeChamferL (inch)ℓ (inch)ℓn (inch)Ds (inch)K (inch)ℓk (inch)No. of flutesType
For Metric threads
M2.5×0.45D3Y883203P1.8120.1570.50.1410.110.18731
M3×0.5D3Y883213P1.9370.1970.6250.1410.110.18731
M3.5×0.6D4Y883223P20.2760.6870.1410.110.18731
M4×0.7D4Y883233P2.1250.2760.750.1680.1310.2531
M5×0.8D4Y883243P2.3750.3540.8750.1940.1520.2531
M6×1D5Y883253P2.50.43310.2550.1910.31232
M7×1D5Y883263P2.7180.4331.1250.3180.2380.37533
M8×1.25D5Y883283P2.7180.4721.1250.3180.2380.37533
M8×1D5Y883273P2.7180.4721.1250.3180.2380.37533
M10×1.5D6Y883303P2.9370.5121.250.3810.2860.43733
M10×1.25D5Y883293P2.9370.4721.250.3810.2860.43733
M12×1.75D6Y883323P3.3750.591-0.3670.2750.43734
M12×1.25D5Y883313P3.3750.551-0.3670.2750.43734
For Unified Threads
No.2-56UNCGH2Y875233P1.750.1570.4370.1410.110.18731
No.4-40UNCGH2 GH3 GH2Y87501 Y87502 Y87002 Y875833P 1.5P1.8750.2360.5620.1410.110.18731
GH4Y875123P