How does surface hardening affect the weldability of a part?

May 22, 2024 ... Some of the most common types of hardening processes are carburizing, nitriding, induction hardening and flame/laser surface hardening. Jan 14, 2025 ... Surface hardening involves hardening the material on the outside faces of a part, leaving the inside at the material's natural hardness level. Sep 18, 2008 ... You can case harden with charcoal by enclosing the charcoal and the item to be hardened in an iron box, or a wad of clay , anything that won't burn. Aug 11, 2015 ... This process for extending the lifetime of mechanical parts, which just received its US patent, saves time, money and energy compared to conventional technique. The brief but intense heat of an electric spark, struck between an electrode and the steel surface, can harden a small volume of material. Jul 6, 2006 ... This chapter contains sections titled: Introduction Fundamentals Heat Treatment Surface-hardening Processes Stainless Steels Classification ... Case-hardening by carburising in solid, liquid and gaseous medias is discussed, together with heat treatment after carburising. Nitriding and ion-nitriding ... Case hardening is a simple method of hardening steel. It is less complex than hardening and tempering. This techniques is used for steels with a low carbon ... Apr 22, 2020 ... Case hardening is a material processing method used to increase the hardness of the outer surface of a metal. Case hardening results in a very ... Nitriding. Gas nitriding is a surface hardening process, where nitrogen is added to the surface of steel parts using dissociated ammonia as the source. Gas ...