ATORN Screw tap M DIN 376 40° shape C 2.5xD HSS-E-TiCN to 1,400 N/mm² M20
Brand: ATORN
Surface: TiCN
Length: 140 mm
DIN: 376
Art.-no. 13808800
Manufacturer article no. 11290804
EAN 4050293202038
Application
- Metric thread
- Blind holes
- Max. drilling depth 2.5xD
- Steels up to 1,400 N/mm²
Execution
- Special point geometry for steels up to 1,400 N/mm²
- Tolerance range 6H
- DIN 371/DIN 376
- Right-hand spiral grooves approx. 40°
- DIN type C (2-3 chamfer threads)
- HSSE, TiCN-coated
Notes
The problem solver for high-strength materials.
Brand | ATORN |
EAN | 4050293202038 |
Manufacturer Part Number | 11290804 |
Minimum order quantity | 1 |
Thread type | Metric thread |
Material to be processed | Steel |
Thread type x nominal diameter | M20 |
Pitch | 2.5 mm |
Hole type | Blind hole ≤ 2.5xD |
Cutting material | HSSE |
Surface | TiCN |
Lead angle shape | C |
Tolerance of screw taps (Tol.) | 6H |
Twist angle | 40° (right) |
Shank diameter | 16 mm |
Application type/machine type | CNC, Conventional |
Core hole diameter | 17.50 mm |
Coolant supply | External |
Length | 140 mm |
Shank square | 12 mm |
DIN | 376 |
Harmonized System Code | 82074010 |
Delivery unit | 1 |
Gross Weight | 0.150 kg |
| 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 | 10-25 | - | ⚫ |
| 1.02 Structural steel | ST 37-2 | <500 | 1.0037 | 10-25 | - | ⚫ |
| 1.03 Structural steel | ST 60-2 | > 500 | 1.7735 | 10-20 | - | ⚫ |
| 1.04 Heat-treated steel | 42 CrMo 4 | <1000 | 1.7225 | 10-20 | - | ⚫ |
| 1.05 Cast iron | GS-45 | <1000 | 1.0446 | 10-15 | - | ⚫ |
| 1.06 Case-hardened steel | 16 MnCr 5 | <1200 | 1.7131 | 8-20 | - | ⚫ |
| 1.07 Ferritic/martensitic stainless steel | X 10 Cr 13 | <1100 | 1.4006 | 8-15 | - | |
| 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 | 8-20 | - | ⚫ |
| 2.00 Stainless steels | ||||||
| 2.01 Austenitic stainless steel | G-X 2 CrNiMo 18 15 | <1100 | 1.3953 | 8-12 | - | |
| 3.00 Non-ferrous metals | ||||||
| 3.01 Long-chipping aluminium | AI99.9 | <500 | 3.0305 | 15-30 | - | |
| 3.02 Short-chipping aluminium | G-AISi12 | <500 | 3.2581 | 15-25 | - | |
| 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 | 15-25 | - | |
| 3.07 Thermoplastic | Cu Zn 39 Pb 3 | <600 | 2.0381 | 15-22 | - | |
| 3.07 Thermoplastic | PVC, Acrylglas | <100 | 10-20 | - | ||
| 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 | 10-25 | - | |
| 4.02 Spheroidal graphite iron | GGG 40 | <310 HB | 0.7040 | 10-25 | - | |
| 4.03 Ductile iron | GTW-55 | <280 HB | 0.8055 | 10-25 | - | |
| 5.00 Special alloys | ||||||
| 5.01 Titanium alloy | TiAI5Sn2,5 | <1200 | 3.7115 | 5-8 | - | |
| 5.02 Nickel-based alloy | NiCr21Mo | <1400 | 2.4858 | 5-8 | - | |
| 5.03 Super alloys | X45CrSi 9 3 | <1400 | 1.4718 | 5-8 | - | |
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