X42Cr13 / AISI: 420 SS
| Chemical Composition (%) | C | Si | Mn | Cr |
| % Average | 0,42 | 1,00 | 1,00 | 13,00 |
| DIN Analysis | 0,36-0,42 | 0,01-1,00 | 0,01-1,00 | 12,50-14,50 |
| Thermal Conductivity ( W/ m.K ) | 20°C | 350°C | 700°C |
| 21,0 | 23,0 | 26,2 |
| HEAT TREATMENT | |||
| Tempature(°C) | Time (Hour) | Cooling Environment | |
| Soft Annealing | 750-800 | 2-5* | Furnace |
| Stress Relief Annealing | 600-650 | 2* | Furnace |
| Hardening | 1020-1050 | - | Oil, Hot bath 500-550°C |
| Tempering | 200-580 | 1 hour for every 20 mm | Air |
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