Les grades | Qualité de l'ISO |
Chemical
Composition |
La Densité (g/cm3) | HRA | T.R.S (N/mm2) |
YG4C | 96%WC, 4%Co | 15.00 | 89,5 | 1800 | |
YG6 | K20 | 94%WC, 6%Co | 14.80 | 89,5 | 1700 |
YG8 | K20-K30 | 92%WC, 8%Co | 14,70 | 88,5 | 2300 |
YG8C | K30 | 92%WC, grossière | 14,70 | 88,0 | 2300 |
YG9C | YK20 | 94%WC, 6%Co | 14.45 | 87,0 | 2400 |
YG11C | 89%WC, 11%Co | 14,40 | 86,5 | 2450 | |
YG13C | 87%WC, 13%Co | 14.30 | 86,0 | 2500 | |
YG15 | K40 | 85%WC, 15%Co | 14.00 | 86,5 | 2500 |
YG16 | 84%WC, 16%Co | 14.10-14.30 | 87,5 | 2400 | |
YG20 | WC, 80%20%Co | 13.40-13.70 | 85,0 | 2254 |