Slitting rolling is a new technology widely studied and applied at home and abroad in recent 20 years. The so-called slitting rolling is the rolling process in which the billet is rolled into two or more parallel parts with the same section shape through the pass design, and then the […]
Quels sont les avantages du laminage et du refendage? Keep Reading »
Quelles sont les caractéristiques de diverses machines de coulée continue? (1) Vertical Continuous Casting Machine The mold and the secondary cooling section are arranged on a vertical line, et la roulette continue verticale présente les caractéristiques suivantes: the main equipment of the continuous caster is arranged on the vertical
Les caractéristiques de diverses machines de coulée continue Keep Reading »
1. Basic Requirements for Flying Shears The cutting edge is synchronized with the rolling piece in the direction of the rolling piece’s movement: V=(1-1.03) Vo, Vo is the rolling piece speed, and at the same time completes the cutting to length, meeting the precision requirements of length and shape,
Les cisailles volantes du laminoir d'acier Keep Reading »
Product Quality Defect Common defects on the surface of bar and wire rod 1.1 Defects in raw materials 1.1.1 Shrinkage cavity—There are residual shrinkage cavities and the resulting defects in the steel. Reason: ① Shrinkage hole occurred during pouring. ② There are oxides and slag. 1.1.2
Common Defects and Treatment Methods on the Surface of Bar and Wire rods Keep Reading »
Electric Furnace The electric furnace steelmaking process mainly uses arc heat, and the temperature is up to 4000 ℃ in the arc action zone. The smelting process is generally divided into the melting period, oxidation period, and reduction period. In the furnace, not only an oxidation atmosphere but also
Comparison of Electric Furnace, AOD furnace, LF furnace and VD Vacuum Furnace Keep Reading »
