ATORN Blind hole screw tap M DIN 376 40° shape C 2.5xD HSS-E to 1,400 N/mm² M20

Name: ATORN Blind hole screw tap M DIN 376 40° shape C 2.5xD HSS-E to 1,400 N/mm² M20
Brand: ATORN
SKU: 13808200

Brand: ATORN

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ATORN Blind hole screw tap M DIN 376 40° shape C 2.5xD HSS-E to 1,400 N/mm² M20

Art.-no. 13808200

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Application

- Metric thread
- Blind holes
- Max. drilling depth 2.5xD
- Steels up to 1,400 N/mm²

Execution

Notes

The problem solver for high-strength materials.

Product information

HAHN+KOLB Catalogue

Certificates/ Documents

Brand	ATORN
EAN	4050293134049
Manufacturer Part Number	11290403
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	Uncoated
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
Gross Weight	0.200 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	-