High Speed Steel
M2 High Speed Steel
High carbon molybdenum high speed steel, high wear resistance, the most widely produced high speed steel grade.
Chemical Composition
| Element | Percentage (% by weight) |
|---|---|
| C | 0.78 - 1.05 |
| Mn | 0.15 - 0.4 |
| Si | 0.2 - 0.45 |
| Cr | 0.2 - 0.45 |
| Ni | max 0.3 |
| Mo | 4.5 - 5.5 |
| W | 5.5 - 6.75 |
| V | 1.75 - 2.2 |
| Cu | max 0.25 |
| P | max 0.03 |
| S | max 0.03 |
Physical Properties
- Density (kg/m³)
- 8160
Mechanical Properties
- Hardness, hardened (HRC)
- 65
- Hardness, tempered (HRC)
- 62
Typical Applications
- Drills
- Taps
- Milling cutters
- Reamers
- Saw blades
Buying This Grade in Pakistan
General-purpose high speed steel for drill, tap, and cutting tool manufacture and regrinding. Machine shops and tool rooms across Karachi's SITE and Korangi industrial areas are the natural buyer, though this is a smaller, more specialized segment than the tool and die steel trade.
Related reading
- Cutting tool steel for machine shops: M2, M42, and when to upgrade
M2 covers most high speed steel cutting tool needs. Here's when a Pakistani machine shop should actually pay more for M42's cobalt addition.
Grade Family
Molybdenum high speed steel (Group M)
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