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Chapter 16 Stainless Steels -
Machining Data
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TURNING DATA FOR FERRITIC STAINLESS STEELS
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Hardness HB |
|
High Speed Steel Tool |
Coated Carbide Tool |
|
Material |
Heat |
Cut |
Speed |
Feed |
Tool |
Speed |
Feed |
Tool |
|
AISI |
Treatmenta |
Depth in |
fpm |
lpr |
Material |
fpm |
lpr |
Materialb |
| 405,
409, |
135-185 |
0.040 |
150 |
0.007 |
M2, M3 |
850 |
0.007 |
CC-7 |
| 429,
430, |
A |
0.015 |
120 |
0.015 |
M2, M3 |
650 |
0.015 |
CC-6 |
| 434,
436, |
|
0.300 |
95 |
0.020 |
M2, M3 |
525 |
0.020 |
CC-6 |
| 442,
446 |
|
0.625 |
75 |
0.030 |
M2, M3 |
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| a.
Heat treatment abbreviations are as follows: A - annealed; CD - cold drawn;
QT - quenched & tempered. |
| b.
Coated carbide tool material grades are designated by additional prefix
letter C, to distinguish it from the Industry Code system for |
| uncoated
carbide tools. |
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