Обший каталог Yamawa 2016 - 2017 - страница 170

Roll Tap Series Overall
length
Thread
length
Thread+Neck
length
Shank
length
Shank
dia.
Size of
square
Length of
square

L ℓ ℓn ℓs Ds K ℓk
Spiral Pointed Taps Spiral Fluted Taps Spiral Fluted Taps
(for blind hole)


R-D
Thread Forming Taps for Soft Structural Steel Sheets
Specification
(for through hole)


■R-D is the forming tap suitable for steel materials.
E
～M2.6
Recommended Tapping Speeds depending on Materials
(for through hole)


Free cutting and
structural steel
IS P
5 15〜
(m/min)
For icon explanation, refer to P.50
Hand Taps


TYPE：1 DIN371 TYPE：2 DIN371
Cemented
Carbide Taps


TYPE：3 DIN371 TYPE：4 DIN376
Roll Taps
Special Thread Taps
Pipe Taps Simple Inspection Tools


Segment：1J
Size Class Code Chamfer L ℓ ℓn ℓs Ds K ℓk Lobe Type Stock
(mm) (mm) (mm) (mm) (mm) (mm) (mm)
For Metric Threads
M2 × 0.4 ISO2X RD2.0EBNEBB 2P 45 8 - 32 2.8 2.1 5 4 1 ●
M2.5 × 0.45 ISO2X RD2.5FBNEBB 2P 50 8 15 33 2.8 2.1 5 4 2 ●
M3 × 0.5 ISO2X RD3.0GBNEBB 2P 56 9 18 34 3.5 2.7 6 4 2 ●
Thread Mills


M3.5 × 0.6 ISO2X RD3.5HBNEBB 2P 56 11 20 32 4 3 6 4 2
M4 × 0.7 ISO2X RD4.0IBNEBB 2P 63 13 21 38 4.5 3.4 6 4 2 ●
M5 × 0.8 ISO2X RD5.0KBNEBB 2P 70 14 25 39 6 4.9 8 4 2 ●
M6 × 1 ISO2X RD6.0MBNEBB 2P 80 15 30 45 6 4.9 8 4 2 ●
Dies


M8 × 1.25 ISO2X RD8.0NBNEBB 2P 90 19 35 47 8 6.2 9 6 3 ●
M10 × 1.5 ISO2X RD010OBNEBB 2P 100 23 39 52 10 8 11 8 3 ●
M12 × 1.75 ISO2X RG012PBNEBB 2P 110 26 - 56 9 7 10 8 4 ●
M14 × 2 ISO2X RG014QBNEBB 2P 110 26 - 56 11 9 12 8 4 ●
M16 × 2 ●
Center Drills


ISO2X RG016QBNEBB 2P 110 26 - 56 12 9 12 8 4
For G Threads
G1/8-28 - RVG0026NEBB 2P 90 19 - 46 7 5.5 8 8 4 ●
G1/4-19 - RVG0047NEBB 2P 100 21 - 51 11 9 12 8 4 ●
G3/8-19 - RVG0067NEBB 2P 100 21 - 51 12 9 12 8 4 ●
Centering Tools


Number of oil grooves : M2.5 and smaller = non, M3 ～ M6 = 4, M8 = 3, M10 and larger = 4
Taps for M6 and smaller : External centers on thread end are removed.

DIN
RO-1
166