Threading Taps

Stainless steels and structural steels
Rm < 600 N/mm²		  Machine tap with spiral point, driving the chips ahead.
 Chamfer lead 4-5 threads (DIN-Form B).
 Rake angle 14º÷16º measured in the 3rd thread.


     ≤ 3 x d1Through hole

DIN 371 
DIN 376 - 374 - 5156   
COATING		    
T194A T194 TiN coating (Titanium nitride) High speed steel class E with 3%
vanadium 1.3344 (EMo5V3) (M-3/2)		 Machine tap with spiral point,
driving the chips ahead
A194A A194 TiAlN coating
(Titanium Aluminium Nitride)		   Form B (with GUN-nose and
chamfer lead 3.5-5 threads)
194A 194 Steam oxide surface treatment    


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