Round steel bars, code EN43AE01100028, represent the high-quality raw material basis for manufacturing and reconditioning key components of the MAN L21/31 engine. Produced from carefully selected alloy steel with excellent machinability and mechanical strength, these bars are used to create precision parts such as shafts, pins, bushings, and custom-engineered elements. Their consistent metallurgical properties and dimensional accuracy are essential for achieving tight tolerances, ensuring structural durability, and maintaining the performance standards required in demanding marine and power generation applications.