1.0038 | S235JR
| Numeric designation | 1.0038 |
|---|---|
| Chemical designation | S235JR |
| Etching | 3 % Nital |
Metallographic micrograph of a typical construction steel (St37). The microstructure consists of >90% recrystallized ferrite and pearlite. The pearlite is formed in a banded structure (secondary banding structure). MnS (in rows) is existent in typical amounts.
