ATORN screw tap HSSE C DIN 371 40° UNC 1/4 in 20 2B S 2.5xD CNC conv. P
Brand: ATORN
Surface: Vaporised
Length: 80 mm
DIN: Similar to 371
Art.-no. 13348090
Manufacturer article no. 10471029
EAN 4050293020526
Application
For producing UNC (Unified Coarse) threads on CNC machines or conventional machines in blind holes in the steel, (stainless steel), non-ferrous metals and (cast iron) material groups up to a strength of 1000 N/mm².
Execution
- With reinforced shank
Advantage
- Long service life and high process reliability thanks to innovative cutting geometry, and universal use for maximum flexibility in use.
Brand | ATORN |
Main EAN Code | 4050293020526 |
Manufacturer Part Number | 10471029 |
Type | P MAX 1000 |
Thread type | UNC |
Thread type x nominal diameter in inches | UNC 1/4 in |
Number of thread starts per inch | 20 |
Hole type | Blind hole ≤ 2.5xD |
Cutting material | HSSE |
Surface | Vaporised |
Lead angle shape | C |
Tolerance of screw taps (Tol.) | 2B |
Twist angle | 40° (right) |
Shank diameter | 7 mm |
Application type/machine type | CNC |
Core hole diameter | 5.1 mm |
Coolant supply | External |
Length | 80 mm |
Shank square | 5.5 mm |
Cutting speed (steel 1000) suitability (ISO P 1000 N/mm²) | 1 |
Cutting speed (steel 1300) suitability (ISO P 1300 N/mm²) | 3 |
Overall stainless steel suitability (ISO M) | 3 |
fitness not iron total (ISO N) | 1 |
fitness Titan/Nickel/Super total (ISO S) | 3 |
Cutting speed (cast) suitability (ISO K) | 2 |
Cutting speed (hard 55) suitability (ISO H 55HRC) | 3 |
Cutting speed (hard 65) suitability (ISO H 65HRC) | 3 |
DIN | Similar to 371 |
Gross Weight | 0.022 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 | 10-18 | ⚫ | |
| 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 | Cu Zn 39 Pb 3 | <600 | 2.0381 | 10-25 | ⚫ | |
| 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 | 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 | ⚪ | |
Last viewed
ATORN solid carbide drill UNI TiAlNplus 12xD with IC 4.6 mm
ORION workpiece stop, height 15 mm, made from aluminium, with 3 magnets
ATORN SC mini radius cutter, long, diameter 0.2 x 0.2 x 1.5 x 50 mm T=2 RT65
ORION indexable insert, positive, DCGT 11T302-MN OHW6310
ATORN tool trolley, fold-down columns RAL 7035
Drawer, 90 mm/70 mm, full ext., 100 kg, RAL 7035/7016, for int.: 600x600mm