Forging workpiece from China manufacturer The inspection before heat treatment is a pre-inspection process for the finished product specified in the surface quality, external dimension and technical conditions, forging drawing and process card after the forging forming process is completed. Shell inspection should pay attention to the following aspects.

　　Forging workpiece from China manufacturer The appearance should be free of cracks and defects such as rust spots, oxide scales and bumps that affect the quality of heat treatment. The sketch of the forging should indicate the main dimensions, special shape parts, parts with different cross-sections, and the shape and position of the holes.

　　The inspectors randomly check the undervoltage according to 10%-20% of the batch number of Forging workpieces from China manufacturer heat treatment batches. When the batch of forgings meets the drawings, they can enter the inspection process. Forgings that have passed the inspection before quenching should be stored separately.

　　Forging workpiece from China manufacturer Before quenching, check the finished product rack, put 1-2 pieces of forgings for sampling, and mark the word "sampling" on this material to show the difference.

　　After the inspection of Forging workpiece from China manufacturer, the quantity of finished products, the quantity of repairable waste, the final quantity of waste and the defect code should be accurately filled in the accompanying card and signed by the inspector.