..., are obtained, and the wear rate in the prepared composites is reduced to 28 % for the sample produced using squeeze casting instead of the vacuum and stir casting processes. E-mail: muralimechraja@gmail.com E-mail: pradeep.sonatech@gmail.com ASTM International is not responsible, as a body...

... in hardware and materials. Among these approaches, engine friction reduction and wear control by surface engineering are the most effective approaches. In this paper, surface engineering and its impact of surface coatings and texture technologies on powertrain components will be reviewed. Recently...

...Angela Maria Tortora; Gerrit Zijlstra; Deepak Halenahally Veeregowda An investigation into the interaction between soot and steel surfaces can improve the development of soot wear–resistant lubricants. In this study, we have tested the wear response of carbon black (CB; a surrogate for engine soot...

...Alexander Zuleta Durango; Michell Felipe Cano; Roberto Martins Souza; Amilton Sinatora Previous work about the effect of temperature on friction and wear of dry steel-on-steel sliding tests showed a transition from severe wear to mild wear. Nevertheless, in dissimilar counterpart materials...

... magnesium. Titanium carbide and fly ash–reinforced composite showed around a 55.5 % and 33.3 % increase in hardness, respectively. Titanium carbide–reinforced composite displayed more wear resistance as related to fly ash composite and stir-cast pure magnesium. There was also an increase in tensile strength...

... advantages for tribological applications, including improved load capacity, wear resistance, lubrication lifetime, and reduced friction coefficient. In the present study, surface modification of gray cast iron using femtosecond laser irradiation is adopted in order to establish an optimal geometric pattern...

... by QP had much higher strength and ductility than those treated by QT. The hardness and wearing weight loss of the QP process was less than QT, but the difference was not great. Materials Performance and Characterization doi:10.1520/MPC20180070 / Vol. 8 / No. 2 / 2019 / available online at www.astm.org...

...B. Mallik; K. Sikdar; D. Roy High resistance to material damage from protecting the deterioration of the contacting surfaces is of considerable interest in the design and selection of materials for tribological applications. The present investigation concerns the study of the wear properties...

...Mathias Woydt; John-Theodore Burbank; Dirk Spaltmann Tribofilms formed by additives in lubricants represent a key mechanism for preventing wear but are difficult to investigate because of the complexity of the composition of lubricants, their small thickness, and their amorphous nature...

... testing procedures, which can be used for evaluating friction, wear, and extreme pressure properties of lubricating greases in a model tribometer. For lubricant developers, the SRV® technology platform offers not only testing according to the established test methods and relevant standards, but also...

...S. Sivarajan; R. Padmanabhan During sheet metal formation, the high strength of sheet material leads to high contact stress between the die and blank material, which results in increased die wear. Moreover, the reduction in the use of lubricants because of environmental concerns has led to greater...

...B. Sadeghi; M. Shamanian; F. Ashrafizadeh; P. Cavaliere; A. Rizzo Spark Plasma Sintering (SPS) has been recognized, in the recent past, as a very useful method to produce metal matrix composites with enhanced mechanical and wear properties. Obviously, the material’s final properties are strongly...

...S. Kovačić; F. Cajner; D. Landek Titanium-based hard coatings are known for increasing both hot work and cold work tool steel performance in terms of wear and corrosion resistance. In this paper, the influence of different steel substrates on the properties of plasma-assisted chemical vapor...

... to suitable heat treatment. In this work, the mechanical characteristics of conventional aging were compared with plasma nitrocarburizing in the Fe-31.2Mn-7.5Al-1.3Si-0.9C (wt. %) steel. The layers produced were characterized using optical micrograph and hardness and wear tests. The treatment produced layers...

...A. M. Kovalchenko; A. Erdemir; O. O. Ajayi; I. Etsion Changing the surface texture of sliding surfaces is an effective way to manipulate friction and wear of lubricated surfaces. Having realized its potential, we have done very extensive studies on the effects of laser surface texturing (LST, which...

...K. Tripathi; G. Gyawali; B. Joshi; A. Amanov; S. Wohn The main objective of this paper was to investigate the effect of laser surface texturing (LST) on the friction and wear behavior of gray cast iron in lubricated conditions. The dimples with a diameter of 54 μ m and depth of about 10 μ m were...

...M. Doddamani; G. Parande; V. Manakari; I. G. Siddhalingeshwar; V. N. Gaitonde; N. Gupta Present work utilizes agricultural by-product, walnut shell, as reinforcing filler in epoxy matrix for investigating dry sliding wear behavior using a pin-on disc wear-testing machine. Effects of sliding...

...S. C. Heck; A. L. Neto; C. A. Picon; G. E. Totten; L. C. Casteletti This work investigates the effect of pack boriding time and temperature on the wear and corrosion resistance of AISI H13 tool steel. Steel samples were pack borided at 900 and 1000°C for periods of 2 and 4 h; followed by non...

..., and the stability of their gamma phase is due to manganese and carbon alloying elements. The production of a boride layer with high hardness can significantly increase its surface hardness and consequently its wear resistance. In this work, Fe–31Mn–7.5Al–1.3Si–0.9C steel samples were subjected to a boriding...

...F. A. P. Fernandes; S. C. Heck; G. E. Totten; L. C. Casteletti Boronizing is used to obtain very high hardness and wear resistance on ferrous and non-ferrous materials and some super alloys. The process can be carried out in solid, liquid, or gaseous medium. In this work, samples of AISI 1060 steel...