European standard S235JRG2 steel plate is a kind of ordinary carbon structural steel plate, which is what we often call ordinary plate, non-alloy hot-rolled structural steel. J represents the shock wave > 27; R represents the indoor temperature of 20 degrees. G2 represents the delivery state after heat treatment.
Grade extension: S235JR-Z15, S235JR-Z25, S235JR-Z35; S235JR+N;
Z15, Z25, Z35 represent the tear resistance of the steel plate in the thickness direction. The heat treatment method of the steel plate represented by N is normalizing.
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