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EN-GJL-200 | 5.1300 Overload fracture in gray cast iron - 03
EN-GJL-200 | 5.1300 Overload fracture in gray cast iron - 01
EN-GJL-200 | 5.1300 Overload fracture in gray cast iron - 02
EN-GJL-200 | 5.1300 Overload fracture in gray cast iron - 03
EN-GJL-200 | 5.1300 Overload fracture in gray cast iron - 04
EN-GJL-200 | 5.1300 Overload fracture in gray cast iron - 05
EN-GJL-200 | 5.1300 Overload fracture in gray cast iron - 06
EN-GJL-200 | 5.1300 Overload fracture in gray cast iron - 07
EN-GJL-200 | 5.1300 Overload fracture in gray cast iron - 08

EN-GJL-200 | 5.1300 Overload fracture in gray cast iron

Numeric designation5.1300
Chemical designationGJL-200
StateGewaltbruch
Etching3% Nital

Cracking occurs preferentially along the graphite lamellae, which act as internal notches in the microstructure. In SEM images of the fracture surface, the structure of the graphite lamellae dominates, with overload fracture of the pearlitic matrix in between.

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