ATORN screw tap HSSE C 371 45° M8 1.25 mm ISO2 S 2.5xD CNC conv. N

Name: ATORN screw tap HSSE C 371 45° M8 1.25 mm ISO2 S 2.5xD CNC conv. N
Brand: ATORN
SKU: 13266080

Brand: ATORN

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Art.-no. 13266080

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Application

For producing metric threads on CNC or conventional machines in blind holes in the non-ferrous metals material group.

Execution

Structural dimensions according to: DIN 371 = reinforced shank (up to M10), DIN 376 = protruding shank (from M12)

Advantage

Long service life and good process reliability due to innovative cutting geometry when machining non-ferrous metal

Product information

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Brand	ATORN
Main EAN Code	4050293018936
Manufacturer Part Number	10470866
Type	N MAX Control
Thread type	Metric thread
Thread type x nominal diameter	M8
Pitch	1.25 mm
Hole type	Blind hole ≤ 2.5xD
Cutting material	HSSE
Surface	Uncoated
Lead angle shape	C
Tolerance of screw taps (Tol.)	ISO 2 (6H)
Twist angle	45° (right)
Shank diameter	8 mm
Application type/machine type	CNC Conventional
Core hole diameter	6.8 mm
Coolant supply	External
Length	90 mm
Shank square	6.2 mm
Cutting speed (steel 1000) suitability (ISO P 1000 N/mm²)	3
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)	3
Cutting speed (hard 55) suitability (ISO H 55HRC)	3
Cutting speed (hard 65) suitability (ISO H 65HRC)	3
DIN	371
Gross Weight	0.032 kg

Material groups for cutting values	Description regarding DIN	Strength Class [N/mm²]	Material No.	Vc [m/min]	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