Martensite is a very hard form of steel crystalline structure. It is named after German metallurgist Adolf Martens. By analogy the term can also refer...
8 KB (977 words) - 09:19, 5 December 2023
Bainite (redirect from Martensite-troostite)
described the microstructure as being similar in appearance to tempered martensite. A fine non-lamellar structure, bainite commonly consists of cementite...
26 KB (3,183 words) - 14:45, 17 April 2024
change an alloy's properties during heat treatment: the formation of martensite causes the crystals to deform intrinsically, and the diffusion mechanism...
45 KB (5,793 words) - 10:16, 17 July 2024
Martensitic stainless steel is a type of stainless steel alloy that has a martensite crystal structure. It can be hardened and tempered through aging and heat...
11 KB (886 words) - 16:37, 12 October 2023
great strength (but less than martensite), greater ductility, higher impact resistance, and less distortion than martensite steel. The disadvantage of austempering...
21 KB (2,637 words) - 09:21, 28 May 2024
phases, with three different crystal structures (i.e. twinned martensite, detwinned martensite, and austenite) and six possible transformations. The thermo-mechanic...
47 KB (5,963 words) - 23:54, 15 July 2024
of martensite or bainite instead of pearlite. This is possible provided the cooling rate is such that the cooling curve intersects the martensite start...
4 KB (418 words) - 05:47, 21 November 2022
the size and distribution of carbides in the martensite, forming a microstructure called "tempered martensite". Tempering is also performed on normalized...
39 KB (5,565 words) - 21:39, 3 May 2024
migrate but is locked within the face-centred austenite and forms martensite. Martensite is a highly strained and stressed, supersaturated form of carbon...
64 KB (7,044 words) - 22:18, 17 July 2024
metallurgy, quenching is most commonly used to harden steel by inducing a martensite transformation, where the steel must be rapidly cooled through its eutectoid...
13 KB (1,754 words) - 09:20, 6 July 2024
austenitic and unable to transform to martensite when heat treated, while lower-nickel steels can transform to martensite. Alternative variants of nickel-reduced...
24 KB (2,799 words) - 06:13, 13 February 2024
transforms into martensite, a body centered tetragonal structure (BCT). The rate of cooling determines the relative proportions of martensite, ferrite, and...
13 KB (1,558 words) - 09:58, 23 May 2024
structure known as martensite (daughter phase). There are four transition temperatures associated to the austenite-to-martensite and martensite-to-austenite...
44 KB (5,011 words) - 13:09, 15 July 2024
sufficiently slow so as to not let the austenite transform into bainite or martensite, but rather have it completely transform to pearlite and ferrite or cementite...
16 KB (2,090 words) - 23:28, 28 July 2023
but is not the martensite that is responsible for the shape memory and superelastic effect. In connection with nitinol, "martensite" normally refers...
8 KB (1,100 words) - 18:07, 27 April 2024
stabiliser, which is necessary for martensite formation. HY-80 is prone to the formation of martensite and martensite's peak hardness is dependent on its...
25 KB (2,737 words) - 12:46, 28 June 2024
Widmanstätten transformation differs from other transformations, such as a martensite or ferrite transformation. The structures form at very precise angles...
19 KB (2,196 words) - 04:38, 17 May 2024
extensively in shims due to its resistance to deformation in low thicknesses. Martensite Engineering.com (23 October 2006). "Springs". McMaster-Carr catalog (116th ed...
6 KB (437 words) - 13:07, 12 May 2024
just above the martensite start temperature (Ms). By using interrupted quenching, the cooling is stopped at a point above the martensite transformation...
2 KB (312 words) - 16:47, 27 March 2023
notable occurrence observed in the context of steel materials. The term "martensite" was originally coined to describe the rigid and finely dispersed constituent...
11 KB (1,264 words) - 18:11, 18 July 2024
The austenite is transformed into martensite, a hard body-centered tetragonal crystal structure. The quenched martensite is very hard and too brittle for...
97 KB (10,079 words) - 23:48, 20 July 2024
he made significant contributions in molecular morphology, physical martensite, and their applications in condensed and material physics. In 2010, Pakistan...
357 KB (33,553 words) - 23:44, 20 July 2024
Ferrite Austenite Cementite Martensite Graphite Microstructures Spheroidite Pearlite Bainite Ledeburite Tempered martensite Widmanstätten structures Classes...
38 KB (5,151 words) - 22:07, 17 July 2024
outer surface becomes hard due to the transformation from austenite to martensite, while the core remains soft and tough as a ferritic and/or pearlite microstructure...
10 KB (1,215 words) - 21:28, 19 July 2023
Ferrite Austenite Cementite Martensite Graphite Microstructures Spheroidite Pearlite Bainite Ledeburite Tempered martensite Widmanstätten structures Classes...
28 KB (3,104 words) - 00:47, 20 July 2024
bands are formed by sheets of microscopic carbides within a tempered martensite or pearlite matrix in higher-carbon steel, or by ferrite and pearlite...
24 KB (2,553 words) - 18:23, 16 July 2024
through a quench box. The quenching converts the billet's surface layer to martensite, and causes it to shrink. The shrinkage pressurizes the core, helping...
4 KB (524 words) - 13:20, 23 May 2024
hand, the exposed edge cools very rapidly, changing into a phase called martensite, which is nearly as hard and brittle as glass. The hamon outlines the...
20 KB (2,425 words) - 06:58, 2 March 2024
austenite as austenite transforms to ferrite on slow cooling, or from martensite during tempering. An intimate mixture with ferrite, the other product...
10 KB (885 words) - 19:02, 7 June 2024
Ferrite Austenite Cementite Martensite Graphite Microstructures Spheroidite Pearlite Bainite Ledeburite Tempered martensite Widmanstätten structures Classes...
12 KB (1,376 words) - 12:21, 29 May 2024