The existence of intragranular ferrite can refine austenite grains and enhance the strength and toughness of the steel.

通过晶内铁素体的析出细化了晶粒，提高了钢的强度与韧性。

youdao

The existence of intragranular ferrite can refine austenite grains and enhance the strength and toughness of the steel.

通过晶内铁素体的析出细化了晶粒，提高了钢的强度与韧性。

youdao