China New Steel Products for Cold Work Mould Steel Sheet DC53, Find details about China Die Steel, Steel Plate from New Steel Products for Cold Work Mould Steel Sheet DC53
Trade mark | C | Si | Mn | Cr | Mo | V |
HSSD DC53 | 0.90-1.20 | 0.30-0.65 | 0.20-0.50 | 7.50-900 | 1.20-1.60 | 0.30-0.60 |
quench | temper | |||||||
program | Heating temperatureoC | Cooling way | Hardness (HRC) | Tempering temperature | Tempering number | Hardness (HRC) | ||
First heating | Second heating | Last heating | ||||||
1 | 500-600 | 820-860 | 1010- 1060 | Oil cooling | 60-65 | 170-230 | 2 | 61-63 |
2 | 500-600 | 820-860 | 1060- 1100 | Oil cooling | 60-65 | 510-540 | 2 | 60-62 |