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This article provides a practical overview of forging material selection, focusing on carbon steel, alloy steel, stainless steel, and aluminum alloys. It explains how chemical composition, impurities, and alloying elements influence strength, toughness, corrosion resistance, and weldability, while highlighting the role of forging processes in optimizing material performance. By linking material properties with manufacturing and service conditions, the article offers clear guidance for choosing the most suitable forging materials to ensure reliability, efficiency, and long-term performance in industrial applications.

Surface treatment of forgings is a vital process that enhances both quality and appearance. Techniques such as electroplating, baking paint, sandblasting, shot blasting, mechanical finishing, and chemical treatments improve corrosion resistance, wear resistance, and surface smoothness, extending the service life of forged components

Fold defects in forging, caused by billet design, process parameters, and die geometry, compromise component integrity and fatigue resistance. This article analyzes their types, causes, impacts, detection methods, and practical solutions, such as pre-forging, process optimization, and die improvements, to help manufacturers minimize defects and ensure high-quality, reliable forged components.

This article provides a comprehensive analysis of low quenching hardness in forgings, exploring causes such as heating issues, cooling problems, steel composition, initial microstructure, quenchability, and measurement inaccuracies. It outlines targeted strategies to address these issues, including optimizing quenching processes, ensuring proper operation of heating equipment, selecting and maintaining appropriate quenching media, controlling cooling procedures, strengthening quality control, and employing accurate hardness testing methods.

This article systematically examines defects encountered during the isothermal normalizing of forgings, explaining the underlying principles and advantages of the process compared with conventional normalizing. It analyzes the complete process flow and identifies common microstructural and hardness-related defects, including grain non-uniformity, coarse grains, Widmanstätten structures, banded structures, segregation, and hardness variations, along with their root causes.

In the field of mechanical processing, the quality of shaft components has always been a key factor in production. This is particularly true for long shaft forgings, which are prone to bending deformation during processing due to their large length-to-diameter ratio. This deformation leads to...

In the forging industry, material calculation and cutting are among the most critical stages of the production process. They directly affect raw material utilization efficiency, production cost control, and the final quality of forged products. This article provides an in-depth discussion of how...

In forging processes, heating of workpieces is an extremely critical stage. This process plays a vital role in determining the final quality, mechanical properties, and service performance of the forged components. However, during heating, workpieces are prone to oxidation and decarburization,...

In the field of metal processing, the quality of forgings is one of the key factors in measuring product performance. Among these, the presence of non-metallic inclusions has a significant impact on forgings. This article will explore in depth the sources of non-metallic inclusions, their effects...

In the field of modern mechanical manufacturing, the forging process of bearing steel is a key step in producing high-precision, high-performance rolling bearings. Bearing steel, as the core material of rolling bearings, not only determines the shape and dimensions of the bearings but also...

In the forging process, quenching is a critically important step, and the quenching media is a key factor that affects the success of the entire quenching process. Quenching media not only influence the mechanical properties and metallographic structure of forged parts, but may also cause...

In the field of mechanical manufacturing, forgings serve as critical components in numerous mechanical devices, and their quality directly affects equipment performance and service life. However, various microstructure defects may occur during the production of forgings. These defects not only...