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Chapter 9 Carbon & Alloy Steels -
Machining Data
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TURNING DATA FOR LOW CARBON
ALLOY STEELS
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High Speed Steel Tool |
Coated Carbide Tool |
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Material |
Hardness HB |
Cut |
Speed |
Feed |
Tool |
Speed |
Feed |
Tool |
|
AISI |
Heat Treatmenta |
Depth in |
fpm |
ipr |
Material |
fpm |
ipr |
Materialb |
|
4012, 4024, |
175-225 |
0.040 |
135 |
0.007 |
M2, M3 |
725 |
0.007 |
CC-7 |
|
4118, 4320, |
HR, A, CD |
0.150 |
105 |
0.015 |
M2, M3 |
575 |
0.015 |
CC-6 |
|
4619, 4422, |
|
0.300 |
80 |
0.020 |
M2, M3 |
450 |
0.020 |
CC-6 |
|
4615, 4620, |
|
0.625 |
65 |
0.030 |
M2, M3 |
--- |
--- |
--- |
|
4820, 5015, |
225-275 |
0.040 |
110 |
0.007 |
M2, M3 |
650 |
0.007 |
CC-7 |
|
5115, 5120, |
HR, N, A, CD |
0.150 |
65 |
0.015 |
M2, M3 |
500 |
0.015 |
CC-6 |
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6118, 8115, |
|
0.300 |
65 |
0.020 |
M2, M3 |
400 |
0.020 |
CC-6 |
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8617, 8620, |
|
0.625 |
50 |
0.030 |
M2, M3 |
--- |
--- |
--- |
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9310, 94B17 |
275-325 |
0.040 |
95 |
0.007 |
T15, M42 |
575 |
0.007 |
CC-7 |
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N, QT |
0.150 |
75 |
0.015 |
T15, M42 |
450 |
0.015 |
CC-6 |
|
|
|
0.300 |
60 |
0.020 |
T15, M42 |
350 |
0.020 |
CC-6 |
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|
0.625 |
--- |
--- |
--- |
--- |
--- |
--- |
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|
525-375 |
0.040 |
80 |
0.005 |
T15, M42 |
475 |
0.007 |
CC-7 |
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|
N, QT |
0.150 |
60 |
0.010 |
T15, M42 |
375, |
0.015 |
CC-6 |
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|
|
0.300 |
45 |
0.025 |
T15, M42 |
300 |
0.020 |
CC-6 |
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|
0.625 |
--- |
--- |
--- |
--- |
--- |
--- |
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375-425 |
0.040 |
65 |
0.005 |
T15, M42 |
375 |
0.007 |
CC-7 |
|
|
QT |
0.150 |
50 |
0.010 |
T15, M42 |
300 |
0.015 |
CC-6 |
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|
0.300 |
40 |
0.015 |
T15, M42 |
225 |
0.020 |
CC-6 |
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0.625 |
--- |
--- |
--- |
--- |
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a. Heat treatment abbreviations are as follows: HR -
hot rolled; A - annealed; N - Normalized; CD - cold drawn; QT - quenched &
tempered. |
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b. Coated carbide tool material grades are designated
by an prefix letter C, to distinguish it from the Industry Code system for |
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uncoated carbide tools. |
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