ATORN blind hole screw tap DIN 371 HSS-E 40° for VA M8
Brand: ATORN
Surface: Vaporised
Length: 90 mm
DIN: 371
Art.-no. 13288380
Manufacturer article no. 11290386
EAN 4050293133912
Application
For producing metric threads on CNC machines or conventional machines in blind holes in the stainless steel material group.
Execution
- Dimensions according to: DIN 371 = reinforced shank (to M10), DIN 376 = straight shank (from M12)
Advantage
- long service life and high process reliability thanks to innovative rake for machining stainless steel
Notes
Ideal for machining stainless steel.
Brand | ATORN |
Main EAN Code | 4050293133912 |
Manufacturer Part Number | 11290386 |
Thread type | Metric thread |
Thread type x nominal diameter | M8 |
Pitch | 1.25 mm |
Hole type | Blind hole ≤ 3xD |
Cutting material | HSSE |
Surface | Vaporised |
Lead angle shape | C |
Tolerance of screw taps (Tol.) | 6H |
Twist angle | 40° (right) |
Shank diameter | 8 mm |
Core hole diameter | 6.80 mm |
Coolant supply | External |
Length | 90 mm |
Shank square | 6.2 mm |
Overall stainless steel suitability (ISO M) | 0 |
fitness not iron total (ISO N) | 0 |
fitness Titan/Nickel/Super total (ISO S) | 0 |
DIN | 371 |
Gross Weight | 30 g |
| Material groups for cutting values | Description regarding DIN | Strength Class [N/mm²] | Material No. | Vc [m/min] | f [mm/r] with diameter | Suitability |
|---|---|---|---|---|---|---|
| 1.00 Steels | ||||||
| 1.01 Free machining steel | 9 S 20 | < 900 | 1.0711 | 10-18 | ||
| 1.02 Structural steel | ST 37-2 | <500 | 1.0037 | 10-18 | ||
| 1.03 Structural steel | ST 60-2 | > 500 | 1.7735 | 10-15 | ||
| 1.04 Heat-treated steel | 42 CrMo 4 | <1000 | 1.7225 | 8-12 | ||
| 1.05 Cast iron | GS-45 | <1000 | 1.0446 | 8-12 | ||
| 1.06 Case-hardened steel | 16 MnCr 5 | <1200 | 1.7131 | 8-12 | ||
| 1.07 Ferritic/martensitic stainless steel | X 10 Cr 13 | <1100 | 1.4006 | 6-8 | ||
| 1.08 Heat-treated steel | 43 CrMo 4 | >1000 | 1.3563 | 8-12 | ||
| 1.09 Nitriding steel | 31 CrMoV 9 | <1300 | 1.8519 | 8-12 | ||
| 1.10 Tool steel | X 38 CrMoV 5 1 | <1300 | 1.2343 | 6-12 | ||
| 2.00 Stainless steels | ||||||
| 2.01 Austenitic stainless steel | G-X 2 CrNiMo 18 15 | <1100 | 1.3953 | 6-8 | ||
| 3.00 Non-ferrous metals | ||||||
| 3.01 Long-chipping aluminium | AI99.9 | <500 | 3.0305 | 15-25 | ||
| 3.02 Short-chipping aluminium | G-AISi12 | <500 | 3.2581 | 15-20 | ||
| 3.03 Copper alloy bronze, long-chipping | CuSn4 | <1200 | 2.1016 | 10-20 | ||
| 3.04 Copper alloy bronze, short-chipping | CuNi12Zn24 | <850 | 2.0730 | 10-20 | ||
| 3.05 Copper alloy brass, long-chipping | Cu Zn 20 | <600 | 2.0250 | 10-25 | ||
| 3.07 Thermoplastic | PVC, Acrylglas | <100 | 10-20 | |||
| 3.07 Thermoplastic | Cu Zn 39 Pb 3 | <600 | 2.0381 | 10-25 | ||
| 3.08 Duroplast | Bakelit, Melamin | <150 | 8-15 | |||
| 3.09 Fibre-reinforced plastics | CFK, GFK | <1500 | 5-12 | |||
| 3.10 Graphite | C8000 | <60 | 15-25 | |||
| 3.11 Composite materials | 5-12 | |||||
| 4.00 Cast metal | ||||||
| 4.01 Grey cast iron | GG10 | <260 HB | 0.6010 | 15-20 | ||
| 4.02 Spheroidal graphite iron | GGG 40 | <310 HB | 0.7040 | 12-20 | ||
| 4.03 Ductile iron | GTW-55 | <280 HB | 0.8055 | 12-18 | ||
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