Обший каталог Yamawa 2016 - 2017 - страница 83

Overall Chamfer + Thread Thread+Neck Shank Shank Size of Length of
length full thread length length length dia. square square

L ℓt ℓ ℓn ℓs Ds K ℓk


(for blind hole)
Spiral Fluted Taps Spiral Fluted Taps Spiral Pointed Taps
SP-VA
Spiral Fluted Taps for Stainless Steels
Specification


(for through hole)
■Most suitable for stainless steels, sticky and tending to
work-harden, as well as chrome steels and molybdenum
E steels, blind hole use.
Oxide
～ M2.6 M26 ～
Recommended Tapping Speeds depending on Materials


(for through hole)
Ferritic and austenitic
High alloy steel
stainless steel
IS P IS M M
〜
10 〜
10
(m/min) (m/min)
For icon explanation, refer to P.50


Hand Taps
TYPE：1 DIN371 TYPE：2 DIN371


Carbide Taps
Cemented
TYPE：3 DIN371 TYPE：4 DIN376 / DIN374


Roll Taps
Simple Inspection Tools
Special Thread Taps
TYPE：5 DIN376 TYPE：6 DIN5156


Pipe Taps
Thread Mills
Oversize
Segment：1D
L ℓt ℓ ℓn ℓs Ds K ℓk No. of
Size Class Code Chamfer Type Stock
(mm) (mm) (mm) (mm) (mm) (mm) (mm) (mm) flutes
Dies


For Metric Threads
M2 × 0.4 ISO2 SD2.0EAGEX 2.5P 45 4 8 - 32 2.8 2.1 5 2 1 ●
M2.5 × 0.45 ISO2 SD2.5FAGEX 2.5P 50 4 8 15 33 2.8 2.1 5 2 2 ●
ISO2 SD3.0GAGEX 2.5P 56 5 9 18 34 3.5 2.7 6 2 2 ●
M3 × 0.5
Center Drills


ISO3 SD3.0GMGEX 2.5P 56 5 9 18 34 3.5 2.7 6 2 2 ●
ISO2 SD4.0IAGEX 2.5P 63 7 13 21 38 4.5 3.4 6 3 2 ●
M4 × 0.7
ISO3 SD4.0IMGEX 2.5P 63 7 13 21 38 4.5 3.4 6 3 2 ●
ISO2 SD5.0KAGEX 2.5P 70 9 14 25 39 6 4.9 8 3 2 ●
M5 × 0.8
●
Centering Tools


ISO3 SD5.0KMGEX 2.5P 70 9 14 25 39 6 4.9 8 3 2
ISO2 SD6.0MAGEX 2.5P 80 11 15 30 45 6 4.9 8 3 2 ●
M6 × 1
ISO3 SD6.0MMGEX 2.5P 80 11 15 30 45 6 4.9 8 3 2 ●

DIN
SP-28
79