45# is the grade of steel, which is a high-quality carbon structural steel, corresponding to the Japanese standard S45C, the American standard: 1045, and the German standard C45.
1. caused by defects in raw materials
2. caused by inclusions … … …
It mainly uses the artificial simulated salt spray environmental conditions created by the equipment to evaluate the corrosion resistance of products or metal materials.
Annealing, normalizing, quenching, tempering, solution treatment…
Rockwell hardness (HR);
Brinell hardness (HB);
Vickers hardness (HV);
Knoop hardness (HK)……
Causes and solutions of shrinkage, roughness, cracks, spherical protrusions, and flash.
The reason for the deformation; The reason for the deformation; ……
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