(TY312) HSS-E (M35) Metric Spiral Flute for Steel (TiAlN Coated)

TiAlN-Coated Spiral Flute Taps for Blind Holes

YG-1 TY312 series illustration · transparent
$37.18 INC GST $33.80 EX GST
SKU
TY312206
Work materials
PMS

Key features

  • TiAlN-coated HSS-E spiral flute geometry for blind holes
  • Excellent chip evacuation for threading tempered steels or similar materials
  • Metric coarse thread sizes from M3 × 0.5 to M30 × 3.5
Tool material HSS-E
Surface treatment Titanium Aluminium Nitride
Size
Pitch (mm)
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Blind-hole control

Spiral flute geometry supports effective chip evacuation in blind holes.

Steel threading focus

Designed for tempered steels and similar work materials.

Useful metric coverage

Supplied variants span M3 to M30 metric coarse threads.

SKUSizePitch (mm)Thread length (mm)Overall length (mm)Neck length (mm)Shank dia. (mm)Square size (mm)Square length (mm)FlutesTapping drill dia. (mm)CAD filesStock Price Qty Add
TY312206M30.56.056.018.03.52.76.032.5STEPDXF In stock $33.80
TY312246M40.77.063.021.04.53.46.033.3STEPDXF Restocking $33.80
TY312286M50.88.070.025.06.04.98.034.2STEPDXF Low stock $33.80
TY312316M61.010.080.030.06.04.98.035.0STEPDXF In stock $34.50
TY312346M71.010.080.030.07.05.58.036.0STEPDXF 1-2 Weeks $34.50
TY312366M81.2513.090.035.08.06.29.036.8STEPDXF Low stock $43.50
TY312426M101.515.0100.039.010.08.011.038.5STEPDXF Restocking $48.00
TY312506M121.7518.0110.044.09.07.010.0310.2STEPDXF In stock $62.80
TY312546M142.020.0110.044.011.09.012.0312.0STEPDXF In stock $70.00
TY312606M162.020.0110.044.012.09.012.0314.0STEPDXF Low stock $74.90
TY312656M182.525.0125.050.014.011.014.0415.5STEPDXF Low stock $118.60
TY312706M202.525.0140.054.016.012.015.0417.5STEPDXF In stock $127.20
TY312786M243.030.0160.060.018.014.517.0421.0STEPDXF In stock $195.40
TY312866M273.030.0160.060.020.016.019.0424.0STEPDXF In stock $282.70
TY312946M303.535.0180.070.022.018.021.0426.5STEPDXF In stock $311.70

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  • Overview
  • Specifications
  • Work Material
  • Reviews
Product Description

YG-1 TY312 is a TiAlN-coated HSS-E metric spiral flute machine tap for blind-hole steel threading. Special flute geometry promotes excellent chip evacuation when producing metric coarse threads in blind holes. This machine tap series suits tempered steels or similar work materials in holes up to 2.5×D. Selected supplied sizes cover M3 × 0.5 through M30 × 3.5 metric coarse threads. DIN 371 applies from M2 to M10, while DIN 376 applies from M11 to M30. The range includes three-flute smaller taps and four-flute sizes from M20, according to listed dimensions. Its TiAlN coating identifies this TY312 variant family within YG-1’s steel tapping range.

  • TiAlN-coated HSS-E spiral flute geometry for blind holes
  • Excellent chip evacuation for threading tempered steels or similar materials
  • Metric coarse thread sizes from M3 × 0.5 to M30 × 3.5
  • DIN 371 design through M10 and DIN 376 from M11
  • Hole depth guidance up to 2.5×D
  • Three or four flutes according to selected thread size
Product Data
Chamfer Lead Form C
Hole Type Blind
Spiral Flute Angle 40°
Standard DIN 371 / 376
Surface Treatment Titanium Aluminium Nitride, Titanium Aluminium Nitride Coating
Thread Angle 60°
Thread Class 6H
Thread Shape M
Tool Material HSS-E
EDP No. Size Pitch Thread Length Overall Length Neck Length Shank Diameter Square Size Square Length No. of Flute TY312136 M2 0.4 8 45 13 2.8 2.1 5 3 TY312156 M2.2 0.45 8 45 13 2.8 2.1 5 3 TY312176 M2.5 0.45 9 50 15 2.8 2.1 5 3 TY312196 M2.3 0.4 8 45 13 2.8 2.1 5 3 TY312206 M3 0.5 6 56 18 3.5 2.7 6 3 TY312226 M3.5 0.6 7 56 20 4 3 6 3 TY312246 M4 0.7 7 63 21 4.5 3.4 6 3 TY312266 M4.5 0.75 8 70 25 6 4.9 8 3 TY312286 M5 0.8 8 70 25 6 4.9 8 3 TY312316 M6 1 10 80 30 6 4.9 8 3 TY312346 M7 1 10 80 30 7 5.5 8 3 TY312366 M8 1.25 13 90 35 8 6.2 9 3 TY312396 M9 1.25 13 90 35 9 7 10 3 TY312426 M10 1.5 15 100 39 10 8 11 3 TY312466 M11 1.5 17 100 40 8 6.2 9 3 TY312496 M2.6 0.45 9 50 15 2.8 2.1 5 3 TY312506 M12 1.75 18 110 44 9 7 10 3 TY312546 M14 2 20 110 44 11 9 12 3 TY312606 M16 2 20 110 44 12 9 12 3 TY312656 M18 2.5 25 125 50 14 11 14 4 TY312706 M20 2.5 25 140 54 16 12 15 4 TY312746 M22 2.5 25 140 54 18 14.5 17 4 TY312786 M24 3 30 160 60 18 14.5 17 4 TY312866 M27 3 30 160 60 20 16 19 4 TY312946 M30 3.5 35 180 70 22 18 21 4

Work materials

VDI 3323 recommendations for this tool.

ExcellentGood

Steel

9 grades
Non-alloy steel
ExcellentVDI 5
GoodVDI 2–4
Low-alloy steel
ExcellentVDI 8–9
GoodVDI 6–7
High-alloy and tool steel
GoodVDI 10

Superalloys & titanium

2 grades
Heat-resistant superalloys
GoodVDI 31
Titanium alloys
GoodVDI 36

Stainless steel

1 grade
Stainless steel
GoodVDI 14
VDI grade reference12 grades

Individual grade ratings and nominal hardness references. Base grades and decimal subgrades are listed separately.

Recommended VDI grades and nominal hardness references
VDIWork materialRecommendationHB ref.HRC ref.
2PNon-alloy steelGood19013
3PNon-alloy steelGood25025
4PNon-alloy steelGood27028
5PNon-alloy steelExcellent30032
6PLow-alloy steelGood18010
7PLow-alloy steelGood27529
8PLow-alloy steelExcellent30032
9PLow-alloy steelExcellent35038
10PHigh-alloy and tool steelGood20015
14MStainless steelGood18010
31SHeat-resistant superalloysGood20015
36STitanium alloysGood--

HB and HRC values are nominal catalogue references. Grade subdivisions can vary between catalogues.

Recommendations apply to the listed VDI grades. Unlisted grades have no stated recommendation.

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EDP No. Size Pitch Thread Length Overall Length Neck Length Shank Diameter Square Size Square Length No. of Flute TY312136 M2 0.4 8 45 13 2.8 2.1 5 3 TY312156 M2.2 0.45 8 45 13 2.8 2.1 5 3 TY312176 M2.5 0.45 9 50 15 2.8 2.1 5 3 TY312196 M2.3 0.4 8 45 13 2.8 2.1 5 3 TY312206 M3 0.5 6 56 18 3.5 2.7 6 3 TY312226 M3.5 0.6 7 56 20 4 3 6 3 TY312246 M4 0.7 7 63 21 4.5 3.4 6 3 TY312266 M4.5 0.75 8 70 25 6 4.9 8 3 TY312286 M5 0.8 8 70 25 6 4.9 8 3 TY312316 M6 1 10 80 30 6 4.9 8 3 TY312346 M7 1 10 80 30 7 5.5 8 3 TY312366 M8 1.25 13 90 35 8 6.2 9 3 TY312396 M9 1.25 13 90 35 9 7 10 3 TY312426 M10 1.5 15 100 39 10 8 11 3 TY312466 M11 1.5 17 100 40 8 6.2 9 3 TY312496 M2.6 0.45 9 50 15 2.8 2.1 5 3 TY312506 M12 1.75 18 110 44 9 7 10 3 TY312546 M14 2 20 110 44 11 9 12 3 TY312606 M16 2 20 110 44 12 9 12 3 TY312656 M18 2.5 25 125 50 14 11 14 4 TY312706 M20 2.5 25 140 54 16 12 15 4 TY312746 M22 2.5 25 140 54 18 14.5 17 4 TY312786 M24 3 30 160 60 18 14.5 17 4 TY312866 M27 3 30 160 60 20 16 19 4 TY312946 M30 3.5 35 180 70 22 18 21 4

YG Tap Steel

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