EN-GJS-700-2 | 5.3300 laser-hardened
Numeric designation | 5.3300 |
---|---|
Chemical designation | EN-GJS-700-2 |
State | laser-hardened |
Etching | 3 % Nital |
The pearlitic (in the core) nodular graphite cast iron was surface hardened. The fine lamellar structure of the pearlite can still be seen in the martensitic rim microstructure (740 HV 1) – a special feature due to rapid hardening and self-quenching which we have not encountered before.