Page 434 - ISCAR(TURNING-CATALOG-42-2022)

USER GUIDE
GROOVE-TURN Groove-Turn Cutting Speed Recommendations Tensile Strength Hardness HB Group No. (1)

Material
ISO
2
Material
[N/mm ]
Condition
125
< 0.25 %C
1
Annealed
420
Annealed
190
>= 0.25 %C
2
650
Non-alloy steel and cast
850
Annealed
220
750
>= 0.55 %C
>= 0.55 %C
Quenched and tempered
300
P steel, free cutting steel < 0.55 %C Quenched and tempered 1000 250 3 4 5 6
600
200
Annealed
Low alloy steel and cast steel 930 275 7
(less than 5% all elements) Quenched and tempered 1000 300 8
1200 350 9
Annealed 680 200 10
High alloy steel, cast steel, tool steel
Quenched and tempered 1100 325 11
Ferritic/martensitic 680 200 12
P Stainless steel and cast steel
Martensitic 820 240 13
M Stainless steel and cast steel Austenitic, duplex 600 180 14
Pearlitic/ferritic 180 15
Grey cast iron (GG)
Pearlitic/martensitic 260 16
Ferritic 160 17
K Ductile cast iron (nodular) (GGG)
Pearlitic 250 18
Ferritic 130 19
Malleable cast iron
Pearlitic 230 20
Not hardenable 60 21
Aluminum-wrought alloys Hardenable 100 22
TEXT Aluminum-cast alloys <=12% Si Not hardenable 75 23
Hardenable
24
90
N >12% Si High temperature 130 25
>1% Pb Free cutting 110 26
Copper alloys Brass 90 27
Electrolitic copper 100 28
Duroplastics, fiber plastics 29
Non-metallic
Hard rubber 30
Annealed 200 31
Fe based
Hardened 280 32
High temp. alloys Annealed 250 33
S Ni or Co based Hardened 350 34
Cast 320 35
Pure 400 36
Titanium alloys
Alpha+beta alloys hardened 1050 37

Hardened 55 HRC 38
Hardened steel
H Hardened 60 HRC 39
Chilled cast iron Cast 400 40
Cast iron Hardened 55 HRC 41

(1) For material groups, see pages 786-815

432 ISCAR