Defect rating of metal stamping parts

With the development of society, metal stamping parts have been applied to various industries. When the stamping plant processes metal stamping parts, it will evaluate the quality of the stamping parts. When there is a stamping part defect, the stamping part will have some defect ratings. Next, the precise author will give you an analysis. Cracking of metal stamping parts: inspection method, visual inspection A type defect: the cracking of metal stamping parts can be found without training. The metal stamping parts of this type of defect are very serious, and the metal stamping parts must be carried out immediately after being discovered. Freeze clean; Type B defects: visible minor cracks. Metal stamping parts of this type are not acceptable in Zone I and II. Soldering repairs and repairs are allowed in other areas, but the repair location is for consumers. It is not easy to find and must consider the repair specifications of the metal stamping parts; Type C defects: The defects are in ambiguity and can be found after careful observation. The metal stamping parts of this type of defect are inside the II zone, III, IV Welding repair and repair are done in the district, but the repair location is not easy for consumers to find and must consider the repair specifications of metal stamping parts; strain, coarse grain, and dark damage of metal stamping parts: inspection method, visual inspection of Type A defects: not passed Training can also find strains, thick grains, and hidden scratches. After the metal stamping parts of this type of defect are found, the metal stamping parts should be frozen and cleaned immediately; Type B defects: visible obvious minor strains, Thick grains, dark damage, the stamping die of this type of defect can be accepted in the IV zone; Type C defects: slight strain, thick grain, dark damage, the metal stamping parts of this type of defect can be accepted in the III and IV zone [Related recommendation] Learn more: What are the methods for polishing the surface of stainless steel? Learn more: Manufacturing characteristics of automobile stamping parts molds Learn more: Points to note in the design of continuous stamping dies (2)