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20<br />

A<br />

R<br />

F<br />

N<br />

S<br />

H<br />

Workpiece<br />

material Type of treatment / alloy VDI 3323<br />

Non alloyed steel<br />

Low alloyed steel<br />

High alloyed steel<br />

Corrosion resistant steel<br />

Stainless steel<br />

Grey cast iron<br />

Grey cast iron with<br />

spheroidal graphite<br />

Tempered iron<br />

Aluminium<br />

wrought alloys<br />

Aluminium<br />

cast alloys<br />

Copper and<br />

copper alloys (bronze,<br />

brass)<br />

Non metal<br />

materials<br />

Heat resistant<br />

alloys<br />

Titanium alloys<br />

annealed ≤ 0,15% C<br />

annealed 0,15% - 0,45% C<br />

tempered ≥ 0,45% C<br />

annealed<br />

tempered<br />

tempered<br />

annealed<br />

tempered<br />

annealed ferritic<br />

tempered martensitic<br />

annealed ferritic / martensitic<br />

quenched austenitic<br />

quenched duplex<br />

hardened martensitic / austenitic<br />

non hardened<br />

hardened<br />

perlitic / ferritic<br />

perlitic / martensitic<br />

ferritic<br />

perlitic<br />

ferritic<br />

perlitic<br />

non hardened < 12% Si<br />

hardened < 12% Si<br />

non hardened > 12% Si<br />

hardened and tempered<br />

Tempered steel<br />

hardened and tempered<br />

Chilled castings cast<br />

Tempered cast iron hardened and tempered<br />

* Rm = maximum strength, measured in MPa<br />

Cutting data<br />

Grades / material<br />

machining alloy stock (1% Pb)<br />

brass, red bronze<br />

bronze<br />

lead-free copper and electrolytic copper<br />

thermosetting plastics<br />

fi bre-reinforced plastics<br />

hard rubber<br />

annealed Fe-base<br />

hardened Fe-Fe-base<br />

annealed Ni- or Co-base<br />

hardened Ni- or Co-base 30 - 58 HRC<br />

cast Ni- oder Co-base 1500 - 2200 Nmm2 pure titanium<br />

alpha + beta alloys<br />

group<br />

Hardness<br />

CTC<br />

1435<br />

v c<br />

HB [sfm]<br />

1 125 459 - 918<br />

2 150 - 250 328 - 656<br />

3 300 262 - 590<br />

6 180 328 - 656<br />

7 / 8 250 - 300 262 - 525<br />

9 350 230 - 459<br />

10 200 328 - 590<br />

11 350 197 - 459<br />

12 200 328 - 656<br />

13 325 262 - 492<br />

14 200 328 - 656<br />

14 180 328 - 590<br />

14 230 - 260 –<br />

14 330 –<br />

15 180 394 - 820<br />

16 260 394 - 820<br />

17 160 361 - 820<br />

18 – 361 - 820<br />

19 130 328 - 820<br />

20 230 328 - 820<br />

21 60 –<br />

22 100 –<br />

23 80 –<br />

24 90 –<br />

25 130 –<br />

26 – –<br />

27 – –<br />

28 90 –<br />

29 100 –<br />

29 100 –<br />

29 – –<br />

30 – –<br />

31 200 –<br />

32 280 –<br />

33 250 –<br />

34 – –<br />

35 – –<br />

36 R 440* m –<br />

37 R 1050* m –<br />

38 55 HRC –<br />

39 60 HRC –<br />

40 400 –<br />

40 55 HRC –

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