China High Density Tungsten Ball Wnife Tungsten Nickel Iron Alloy Ball, Find details about China Tungsten Ball, Tungsten Alloy Ball Wnife from High Density Tungsten Ball Wnife Tungsten Nickel Iron Alloy Ball
Class | Nominal tungsten (weight percent) | Density (g/cc) | Hardness ( HRC )(maximum) |
1 | 90 | 16.85 - 17.25 | 32 |
2 | 92.5 | 17.15- 17.85 | 33 |
3 | 95 | 17.75- 18.35 | 34 |
4 | 97 | 18.25- 18.85 | 35 |
Grade | Binder (Wt %) | Density (g/cm3) | Hardness (HRA) | TRS (≥N/mm²) |
YG6 | 6 | 14.8 | 90.0 | 1520 |
YG6X | 6 | 14.9 | 91.0 | 1450 |
YG6A | 6 | 14.9 | 92.0 | 1540 |
YG8 | 8 | 14.7 | 89.5 | 1750 |
YG12 | 12 | 14.2 | 88.0 | 1810 |
YG15 | 15 | 14.0 | 87.0 | 2050 |
YG20 | 20 | 13.5 | 85.5 | 2450 |
YG25 | 25 | 12.1 | 84.0 | 2550 |