| YSS Symbol |
Features |
| YXM(TM) 1 |
Standard Molybdenum high speed steel with superior toughness |
| YXM(TM) 4 |
Standard Cobalt alloyed Molybdenum high speed steel with superior heat resistance |
| YXM(TM) 27 |
High Vanadium high speed steel with good wear resistance and grindability |
| YXM(TM) 42 |
Super-hard high speed steel suitable for cutting for hard materials |
| YXM(TM) 60 |
High-performance high speed steel with superior durability, toughness and grindability |
| XVC(TM) 5 |
High-performance Cobalt alloyed Vanadium high speed steel with wear/heat resistance |
| YHX(TM) 2 |
Standard Tungsten high speed steel |
| YXR(TM) 3 |
Matrix high speed steel for forging tools with superior toughness |
| YXR(TM) 33 |
Matrix high speed steel for forging tools with most superior toughness |
| YXR(TM) 7 |
Matrix high speed steel for forging tools with superior strength/toughness |
| HAP(TM) 10 |
Superior toughness effective to avoid chipping |
| HAP(TM) 40 |
Most standard grade with good balance of hardness, toughness and wear resistance |
| HAP(TM) 50 |
Higher hardness, good heat and wear resistance |
| HAP(TM) 72 |
Good heat wear resistance and highest obtainable hardness of 70HRC |
| HAP(TM) 5R |
Toughest P/M high speed steel |