ZELX NI SP STI

Spiral Fluted Taps for Nickel Base Alloys, for Helical Coil Wire Screw Thread Inserts

Specification

■ ZELX NI SP STI is the tap for nickel base alloys which, with nickel as main composition, have much higher corrosion resistance and higher heat resistance than steels, Nitride Oxide and produces threads oversize enough to accommodate Recommended Tapping Speed depending on Materials helical coil wire thread inserts.

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

SizeClassCodeChamferLℓnDsKℓkNo. ofType
(inch)(inch)(inch)(inch)(inch)(inch)flutes

For Helical Coil Wire Screw Thread Inserts, for Unified Threads

STI No.2-56UNC GH2 Y87400 3P 1.875 0.236 0.562 0.141 0.11 0.187 3 1

GH1 Y87403 3P Y87404 GH2

STI No.4-40UNC Y87004 1.5P 2 0.276 0.687 0.141 0.11 0.187 3 1

Y87420 3P GH3 Y87419 1.5P Y87408 3P GH2

STI No.6-32UNCY870081.5P2.3750.3540.8750.1940.1520.2531
GH3Y874243P
STI No.6-40UNFGH2Y874093P2.1250.2760.750.1680.1310.2531

GH1 Y81409

STI No.8-32UNC GH2 Y87410 3P 2.375 0.354 0.937 0.22 0.165 0.281 3 1

GH3 Y87426 GH2 Y87412 3P

STI No.10-24UNC Y87428 2.5 0.433 1 0.255 0.191 0.312 3 2

GH3 Y87028 1.5P GH2 Y87413 3P Y87429

STI No.10-32UNF GH3 2.5 0.354 1 0.255 0.191 0.312 3 2

Y87029