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HIGH SPEED STEELS FOR CUTTING TOOLS CHEMISTRIES & PROPERTIES
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AISI
|
GRADE NAME
|
C
|
Cr
|
V
|
W
|
Mo
|
Co
|
S
|
WEAR
RESISTANCE
|
TOUGHNESS
|
RED
HARDNESS
|
|
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M1 |
REX TMO |
0.83 |
3.75 |
1.15 |
1.70 |
8.50 |
- |
- |
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|
M2 |
REX M2 (S) |
0.85 |
4.15 |
1.95 |
6.40 |
5.00 |
- |
0.03 (0.10) |
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M2 |
REX M2 HCHS |
1.00 |
4.15 |
1.95 |
6.40 |
5.00 |
- |
0.10 |
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M3 |
REX M3-1 |
1.02 |
4.00 |
2.40 |
5.75 |
5.00 |
- |
- |
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M4 |
REX M4 |
1.30 |
4.00 |
4.00 |
5.50 |
4.50 |
- |
- |
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M4 |
CPM M4 HC(HS) |
1.40 |
4.00 |
4.00 |
5.50 |
5.25 |
- |
0.06(0.22) |
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M7 |
REX M7N |
1.00 |
3.75 |
2.00 |
1.75 |
8.75 |
- |
- |
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M35 |
CPM REX M35 HCHS |
0.98 |
4.05 |
2.00 |
6.00 |
5.00 |
5.00 |
0.22 |
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M42 |
REX M42 |
1.08 |
3.75 |
1.15 |
1.60 |
9.50 |
8.00 |
- |
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T4 |
REX AAA |
0.75 |
4.00 |
1.15 |
18.00 |
0.75 |
5.00 |
- |
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T8 |
REX 95 |
0.80 |
4.00 |
2.00 |
14.00 |
0.75 |
5.25 |
- |
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T15 |
CPM T15 (HS) |
1.60 |
4.00 |
4.90 |
12.00 |
- |
5.00 |
0.06(0.22) |
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M62 |
CPM REX 20 (S) |
1.30 |
3.75 |
2.00 |
6.25 |
10.50 |
- |
0.06(0.22) |
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M3+Co |
CPM REX 45(HS) |
1.30 |
4.05 |
3.05 |
6.25 |
5.00 |
8.00 |
0.06(0.22) |
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M4+Co |
CPM REX 54 (HS) |
1.48 |
4.00 |
3.75 |
5.50 |
5.00 |
5.00 |
0.06(0.22) |
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M48 |
CPM REX 76(HS) |
1.50 |
3.75 |
3.10 |
9.75 |
5.25 |
8.50 |
0.06(0.22) |
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CPM REX 121 (HS) |
3.40 |
4.00 |
9.50 |
10.00 |
5.00 |
9.00 |
0.03(0.12) |
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