Défauts courants et méthodes de traitement à la surface des barres et des fils machine
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 […]


