Factors inﬂuen-cing the suitability of a particular diffusion method include the type of steel (Fig. 2), case … Case hardening produces a hard and wear-resistant outer layer while preserving the ductile-strength of the interior. Case Hardening of Gears by Nitriding Minimizes Distortion. Case hardening is used to increase the hardness of a given metal exterior while keeping the interior relatively ductile, and is common in several major applications. 9. The process of Hardening the surface of the machined components to resists wear and tear by keeping the core material remains soft to withstand the shock loads known as the Case hardening or the Surface Hardening process. Carburizing, also referred to as Case Hardening, is a heat treatment process that produces a surface which is resistant to wear, while maintaining toughness and strength of the core. At Wasatch Steel, we’re happy to discuss hardening … Within several steel and other metal types, abrasion and indentation resistance are vital attributes for required applications.Both these attributes trace back to metal hardness, particularly on the outer surface, and a process called case hardening is sometimes used to ensure a given metal substrate is hard enough for a given application. In many of these cases, the surface which requires hardening is hardened selectively, while leaving the bulk of the part to its original state. Case-hardening … Therefore, components used in rolling contact applications are often case hardened. It is used to increase the surface carbon content of steel object so that a thin outer “CASE” can be hardened by heat treatment (Rajan et al, 1988). This Case Hardening … 8. Our Case Hardening and Application processes increase strength and wear resistance by diffusing carbon, through a number of different methods, into the surface of … Applications of Case … Other case hardening … Case-hardening is one of the several method use for improving the wear resistance of low carbon steel (0.1 – 0.25%C). handling of hardening species in forms such as gas, liquid, or ions. Case hardening explained. The hardened layer is called the case. Components which undergo this process of case hardening include: cardan joints, camshafts, link components, driving pinions, arbors and axles. Weldability of Steel is Improved by Case Hardening. Case hardening improves the weldability of steel, which is important for certain engineering applications. These process variations naturally produce differences in typical case depth and hardness (Table 2). Case hardening is a heat-treatment process that produces a hard and wear-resistant surface layer, while the inside of the part remains ductile. Case Hardening / Surface Hardening. Case hardening is the process used to prevent brittleness after heat treatment. Case hardening-also known as "pack hardening"-involves putting carbon (or a combination of carbon and nitrogen) into the surface of the steel to make it a high-carbon steel which can be hardened by heat treatment, just as if it were tool steel or any other high-carbon steel. This treatment is … Case hardening … Case hardening … Case Hardening & Applications . ... depending upon the application. 1), the desired case hardness (Fig. Think of an M&M candy: hard and crunchy on the outside, soft on the inside.