Обший каталог Yamawa 2016 - 2017 - страница 97

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
F-SP
Spiral Fluted Taps for High Speed Tapping
Specification


(for through hole)
■Spiral Fluted Tap applicable for such high speed tapping
as 15m/min to 25m/min. Under low tapping speed, poor
E Coating chip shape and poor chip ejection may occur and cause
tapping troubles.
Recommended Tapping Speeds depending on Materials


(for through hole)
Free cutting and Carbon steel and
structural steel low alloy steel
IS P IS P
15 25 15 25
〜 〜
(m/min) (m/min)
For icon explanation, refer to P.50


Hand Taps
TYPE：1 DIN371


Carbide Taps
Cemented
TYPE：2 YAMAWA TYPE：3 DIN376 / DIN374


Roll Taps
Simple Inspection Tools
Special Thread Taps
Segment：1C
L ℓt ℓ ℓn ℓs Ds K ℓk No. of
Size Class Code Chamfer Type Stock
flutes


Pipe Taps
(mm) (mm) (mm) (mm) (mm) (mm) (mm) (mm)
For Metric Threads
M3 × 0.5 ISO2X SD3.0GBNEV 2.5P 56 5 9 18 34 3.5 2.7 6 3 1 ●
M4 × 0.7 ISO2X SD4.0IBNEV 2.5P 63 7 13 21 38 4.5 3.4 6 3 1 ●
M5 × 0.8 ISO2X SD5.0KBNEV 2.5P 70 9 14 25 39 6 4.9 8 3 1 ●
M6 × 1 ISO2X SY6.0MBNEV 2.5P 80 11 15 30 45 6 4.9 8 3 2 ● Thread Mills
M8 × 1.25 ISO2X SY8.0NBNEV 2.5P 90 - 12 35 48 8 6.2 9 3 2 ●
M10 × 1.5 ISO2X SY010OBNEV 2.5P 100 - 13 39 53 10 8 11 3 2 ●
M10 × 1.25 ISO2X SY010NBNEV 2.5P 100 - 13 39 53 10 8 11 3 2 ●
Dies


SY012PBNEV 2.5P 110 - 15 45 56 12 9 12 3 2 ●
M12 × 1.75 ISO2X
SG012PBNEV 2.5P 110 - 15 - 56 9 7 10 3 3
SY012OBNEV 2.5P 110 - 15 45 56 12 9 12 3 2 ●
M12 × 1.5 ISO2X
SM012OBNEV 2.5P 100 - 15 - 51 9 7 10 3 3
●
Center Drills


SY012NBNEV 2.5P 110 - 15 45 56 12 9 12 3 2
M12 × 1.25 ISO2X
SM012NBNEV 2.5P 100 - 15 - 51 9 7 10 3 3
Centering Tools


DIN
SP-42
93