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Thursday, July 9, 2020 | History

1 edition of Effect of stress on recrystallization of low carbon steel found in the catalog.

Effect of stress on recrystallization of low carbon steel

by Richard E. Munly

  • 297 Want to read
  • 24 Currently reading

Published by Naval Postgraduate School in Monterey, California .
Written in English

    Subjects:
  • Metallurgy

  • Edition Notes

    ContributionsNaval Postgraduate School (U.S.)
    The Physical Object
    Pagination1 v. :
    ID Numbers
    Open LibraryOL25126535M

    Recrystallisation is a process accomplished by heating whereby deformed grains are replaced by a new set of grains that nucleate and grow until the original grains have been entirely consumed. Recyrstallisation annealing is an annealing process applied to cold-worked metal to obtain nucleation and growth of new grains without phase change. SUBJECT GUIDE Heat Treating 2 Recrystallization is characterized by the nucleation and growth of strain-free grains out of the matrix of the cold-worked metal. During recrystallization, the badly deformed cold-worked grains are replaced by new, strain-free grains. New orientations, new grain sizes, and new grain morphologies form during recrystal-File Size: KB.

    Since the discovery of boron’ s effect on the hardenability of low-carbon steel, boron-treated steel has been applied in numerous applications of structural materials, wear-resistance steels, high tensile strength steels for weld structure, and cost-effective steels in which a small amount of boron can replace expensive, alloying elements. Microalloying with boron of low-carbon phosphorus-containing steel promotes cementite particle refinement in the structure of hot-rolled material. 3. An increase in phosphorus content in cold-rolled steel 08YuP leads to acceleration of the recrystallization process particularly in the selective recrystallization by: 1.

      1. After continuous rapid annealing of low-carbon steel 08 kp the texture that is characteristic of cold rolling is superposed on the preferred orientation that is characteristic of prolonged recrystallization annealing, the principal component being {} 〈〉. None of the texture components is strongly developed, while the {} 〈〉 component is more Cited by: 1. Thermal Desorption of Hydrogen from Steel p. Effect of Thermomechanical History on the High Temperature Mechanical Properties of a Microalloyed Steel and a Low Carbon Steel p. The Effect of Electro-slag Remelting (ESR) Process on the Forgeability Characteristics of DIN (AISI L6) Tool Steel p. Hot Profile Ring Forming p. File Size: 8KB.


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Effect of stress on recrystallization of low carbon steel by Richard E. Munly Download PDF EPUB FB2

Texts All Books All Texts latest This Just In Smithsonian Libraries FEDLINK Effect of stress on recrystallization of low carbon steel. Item Preview Effect of stress on recrystallization of low carbon steel.

by Munly, Richard E. Publication date Topics MetallurgyPages: ABSTRACT This thesis reports a study to determine the effect of elastic stress on the recrystallization of an open hearth loir carbon steel cold worked 50$ from the as received hot rolled condition.

A stand- ard lever arm creep unit was used to apply a tensile load to tapered tensile specimens which were heated in a salt bath.

The limited work to date on post-deformation recrystallization has shown a very strong effect at low temperatures for large changes in carbon content, but little effect at high temperatures.

To date, research has mainly focused on the effect of carbon on hot deformation of plain carbon steels, and no results have been reported for microalloyed by: Capdevila reported a twofold effect on the recrystallization behavior of specimens subjected to different bending angles: as cold deformation increases, a decrease in the recrystallization temperature and an increase in the density of recrystallization nuclei regardless of the stress direction was by: The multi-pass compression deformation of low carbon bainitie steel was carried out on a thermal simulator between a temperature range of ~°Cwith accumulated % deformation and a deformation rate of 2s The recrystallization behavior of the tested steel during high temperature deformation was discussed after comparatively analyzing the stress Author: Yun Guan, Qing Feng Chen, Jia Yan Ma, Zhao Jun Deng.

However, the recrystallization behavior of high carbon low alloy steel has not yet been systematically investigated. In this study, the effects of alloying elements, focusing on the carbon content, are examined by means of a double-hit compression test.

Cited by: 2. low-carbon steel [9]. It has been shown that the stress level and the stress-strain curves depend not only the deformationconditions,butalsoonthecarboncontent. In general, as the carbon content increases the hard-ness of the steel also increases, while the elongation decreases.

On the other hand, a survey conducted by. • Stress relief at to °C ( to °F) is occasionally needed when a fully stress relieved assembly is required. Only the low carbon "L" grades, and should be used in assemblies to be heat treated in this range.

1. The possibility of considerably accelerating recrystallization (i. process) annealing of low-carbon steel by heating at above °C (°F)/second to temperatures around the critical has been established.

Holding for a few seconds after rapid high temperature heating completes recrystallization, produces a fine-grained structure and high mechanical Cited by: 1. The effects of V on hot deformation properties of low-carbon steel were investigated in the temperature range of K to K ( °C to °C) and for strain rates from to.

The dynamic recrystallization behavior of a medium carbon vanadium microalloyed steel was systematically investigated at the temperatures from °C to °C and strain rates from s −1 to 10 s −1 on a Gleeble thermo-simulation by: of continuous annealing steel strip at heating rates up to °C/s, it is important to understand the effect of rapid heating rates on the recrystallization behaviour of cold rolled steel strip.

This is important as it has been argued that annealing of low carbon steel at high heating rates °C/s) may result in accelerated softening.3 Cited by:   Recrystallization of medium-carbon steel under nonequilibrium conditions of short-term heating to a temperature above Ac 1. Abstract. The phase recrystallization of medium-carbon steel with the initial structure of lamellar pearlite in the process of short-term heating to different temperatures above Ac 1 and subsequent cooling has been by: 3.

The recrystallization behavior of cold-drawn wt% C steel during annealing at temperatures °C and °C was investigated. Hardness tests were used to characterize the recrystallization kinetics.

The micrographs of the steel were obtained using optical microscopy (OM) to characterize the grain microstructure of the non-treated and the annealed steel by: 6. Effect of residual stress on recrystallization behavior of mechanically alloyed steels Article in Scripta Materialia 62(1) January with Reads How we measure 'reads'.

Finally, in stage 4, the temperature is above ° C, where cementite coarsens and spheroidizes, and the recrystallization of ferrite occurs. Carbon has a profound effect on the behavior of steels during tempering. The intrinsic mechanical properties of tempered plain carbon martensitic steels are difficult to measure.

The recrystallization of martensite is promoted in the low B steel ( ppm B) because the driving force is enlarged owing to the increase in the dislocation density. On the contrary, in the high B steel ( ppm B), the restraining force becomes higher than the driving force because of the reduction of carbide spacing on grain boundaries, and Author: Yuichi Futamura, Tomohiro Kawamura, Toshihiro Tsuchiyama, Setsuo Takaki.

Isothermal constant strain rate compression tests on high-carbon steel are carried out under strain rate of 1s-1, 10s-1 and 50s-1 respectively and deformation of using the THERMECMASTOR-Z thermal simulator at a temperature of °C. The austenite grain morphology before and after deformation and the true stress -strain curves during the Cited by: 1.

The effect of heating rate on the recrystallization behaviour of steels 1–3 are given in Fig. 2, where it can be seen that an increase in heating rate raises both the nucleation temperature (T N) and temperature to complete recrystallization (T f).Cited by: carbon and manganese.

High Strength Low Steel of this quality is defined in ASTM Standards A and A Alloy Steel (HSLAS) for Hot Rolled and ASTM A for Cold Rolled and is equivalent to High Strength Low Alloy Steel the former High Strength Low Alloy Steel. These products are produced.

The effect of UFH rates on the recrystallization of cold-rolled ultra-low carbon (ULC) steel during continuous heating (anisothermal conditions) was the subject of .Stress-strain curve typical of a low carbon steel.

A stress–strain curve for a material gives the relationship between stress and is obtained by gradually applying load to a test coupon and measuring the deformation, from which the stress and strain can be determined.

The paper presents isothermal recrystallization curves for and pet C steel at subcritical temperatures following small amounts of plastic deformation. The effects of deformation, temperature, and aging on nucleation and growth rates are described.

The free energy of activation for grain boundary migration in steel is : Stanley F. Reiter.