Machine tap Speedtap 4.0-Ultra Hard Steel 63 HRC, straight grooved For metric ISO fine thread DIN 13

Name: Machine tap Speedtap 4.0-Ultra Hard Steel 63 HRC, straight grooved For metric ISO fine thread DIN 13
Brand: Würth
SKU: 5443711404

SC ST4.0 Ultra 63 HRC 6HX straight TiCN MF
MATAP-ST4.0-SC-HS-TICN-MF12X1,5

Art.-no. 5443711404

EAN 4062856188628

All versions

Specification

For throughhole and base thread. Particularly suitable for tough and difficult-to-machine materials as well as hard machining ≤ 63 HRC. Generation 4.0 sets new standards with threads.

Technical information


Product code	4655MF
Thread type	Metric fine thread
Material to be processed	Hard and tough material
Hole type	Clearance/blind hole ≤ 1.5xD
Thread type x nominal diameter	MF12
Pitch	1.5 mm
Length (l1)	82 mm
Thread length (l2)	29 mm
Shank diameter (d2)	9 mm
Size of square (a)	7 mm
Core hole diameter	10.6 mm
Number of teeth	5 PCS
Cutting material	SC
Surface	TiCN
Form	C
Shank style	Cylindrical with square drive
Tolerance of screw taps	ISO 2X (6HX)
Tolerance of shank diameter	h9
Coolant supply	External
Material of sub-group	Hardox, Steels > 45 HRC

Cutting values for Speedtap 4.0 thread tools
For MF8x1-MF12x1.5
Material designation	Tensile strength	v_c	MF8x1		MF10x1		MF12x1		MF12x1.5
Material designation	Tensile strength	v_c	n	f	n	f	n	f	n	f
Steels	42-54 HRC	2,5	99	1	80	1	66	1	66	1,5
Steels	55-59 HRC	2	80	1	64	1	53	1	53	1,5
Steels	60-63 HRC	1,8	72	1	57	1	48	1	48	1,5

Key
v_c = cutting speed [m/min]
f = feed [mm/r]
n = rotation speed [rpm]
The suggested cutting values are reference values and must be adapted to the respective conditions.

Cutting values for Speedtap 4.0 thread tools
For MF14x1.5-MF20x1.5
Material designation	Tensile strength	v_c	MF14 x 1.5		MF16 x 1.5		MF20 x 1.5
Material designation	Tensile strength	v_c	n	f	n	f	n	f
Steels	42-54 HRC	2,5	57	1,5	50	1,5	40	1,5
Steels	55-59 HRC	2,0	45	1,5	40	1,5	32	1,5
Steels	60-63 HRC	1,8	41	1,5	36	1,5	29	1,5