Description
Material AISI 420
Corrosion resistant plastic mold steel, good machinability, can be hardened and polished
Range of application:
Moulds and compressing moulding dies, applications for the plastics industry
PRÄZI – flat steel supplied
Length 500 and 1000 mm with machining allowance, in plate form with square cross section and square dimensions soft annealed max. 241 HB
(max. 810N/mm2)
Standard analysis:
| C | Si | Mn | P | S | Cr |
| 0,42 | 1,0 | 1,4 | 0,03 | 0,03 | 14,5 |
Heat treatment data:
| Stress-relief annealing | 650-680 °C |
| Soft annealing | 760-800 °C |
| Hardening | 1000-1020 °C |
| Quenching | Oil, air or warm bath |
| Tempering | 500 -190 °C |
