The dart joint system used in steel production is made up of a chess pad cast by a steel converter. The dart consists of a bar, a rhombic embedded mass and an external component. In steel, the steel has an upper and lower part. Or, this is the last place wrapped in refractory material. The body of the stick above is made up of a metal bar with saliva.

摘要

Dart stuck System employed in the capping of the Iron casting in a LD Converter in steel Production, where the dart Rod is composed of a mass and a Capper, a rhomboid Employee Element external to the Mass Element and a Capper rhomboid workers outside the Mass t Aponadora rhomboid,Where The Body of the Rod in its Upper portion is composed of a metal rod with protrusions.