Material 1.7264
acero endurecido
1.7264 es un acero al carbono aleado con una densidad de 7,8
 Este material se utiliza para componentes sujetos a mayores cargas.
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	Standards
Material Category: acero endurecido
Applications
engranajes
 ondas
 cigüeñales
 biela
 arboles de levas
Heat Treatment
Recocido a 680 - 700 C°
 Carburado a 840 - 880 C°
 Endurecimiento del núcleo a 820 - 850 C°
 Endurecimiento de la capa superficial a 810 - 830 C°
 Temple a 150 - 180 C°
Weldability
El 20CrMo5 suele ser soldable.
Chemical Composition
| C % | Si % | Mn % | P % | S % | Cr % | Mo % | 
| 0,18 - 0,23 | 0,15 - 0,35 | 0,90 - 1,20 | max 0,035 | max 0,035 | 1,10 - 1,40 | 0,20 - 0,30 | 
Mechanical Properties
| Stabstahl | |
| behandelt auf Härtespanne | Härte [HB 30] | 
| <= 150 mm | 179 - 217 HB 30 | 
| weichgeglüht | Härte [HB 30] | 
| <= 217 HB 30 | 
| nach Einsatzhärtung, im Kern | Streckgrenze (Re) | Zugfestigkeit (Rm) | Bruchdehnung (A5, 65) | Einschnürung (Z) | Kerbschlagarbeit KV (ISO-V/Charpy-V) | 
| <= 11 mm | >= 735 N/mm² | 1.080 - 1.370 N/mm² | >= 7 % | >= 30 % | >= 27 Joule | 
| <= 30 mm | >= 685 N/mm² | 980 - 1.270 N/mm² | >= 8 % | >= 35 % | >= 27 Joule | 
| <= 63 mm | >= 540 N/mm² | 780 - 1.080 N/mm² | >= 10 % | >= 35 % | 
Material request
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