Marine Engineering Materials 4 min read
Fracture of Material – Fracture Mechanics
A fracture is the separation of an object or material into two or more pieces under the action of stress. Engineers need…
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Marine Engineering Materials 4 min read
WHAT IS PRECIPITATION HARDENING?
Precipitation hardening is a heat treatment process applied to various alloys to significantly increase their yield strength. Rather confusingly, the…
Marine Engineering Materials 2 min read
Induction Hardening / Flame Hardening
Induction Hardening Induction hardening is a process used for the surface hardening of steel and other alloy components. The parts…
Marine Engineering Materials 3 min read
Nitriding
Plasma nitriding (Ion nitriding) is a plasma supported thermochemical case hardening process used to increase wear resistance, surface hardness and…
Marine Engineering Materials 3 min read
WHAT IS CARBURISING
Carburising is a thermochemical process in which carbon is diffused into the surface of low carbon steels to increase the…
Marine Engineering Materials 2 min read
What Is Case Hardening
Case hardening is a technique in which the metal surface is reinforced by the adding of a fine layer at…
Marine Engineering Materials 2 min read
Martempering/Marquenching
Marquenching/Martempering is a form of heat treatment applied as an interrupted quench of steels typically in a molten salt bath…
Marine Engineering Materials 2 min read
Austempering
Austempering is a heat treating process for medium-to-high carbon ferrous metals which produces a metallurgical structure called bainite. It is…
Marine Engineering Materials 1 min read
Jominy End Quench Test of Hardenability
“This is a classic test to evaluate how heat treatments affect steel properties” Steel can be very hard or very…
Marine Engineering Materials 1 min read
Hardenability
A measure of how easy it is to fully harden a steel is known as its hardenability. The higher the…
Marine Engineering Materials 2 min read
Tempering
Tempering is a low temperature (below A1) heat treatment process normally performed after neutral hardening, double hardening, atmospheric carburising, carbonitriding…
Marine Engineering Materials 1 min read
Normalising
Normalising aims to give the steel a uniform and fine-grained structure. The process is used to obtain a predictable microstructure…