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Root Cause Analysis of Failed AISI 440C High Carbon Stainless Steel Used in Aerospace Actuator Systems
AISI 440C is a high carbon martensitic stainless steel with superior wear and abrasion resistance among all grades of stainless steel. Hydraulic...
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Metallurgical Analysis of Failed AISI 440C Hydraulic Amplifier Valve Spool for Launch Vehicle Actuators
Hydraulic amplifier valve (HAV) spools are made up of AISI 440C stainless steel and are used as flow control devices of actuators. Failure of three...
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An Experimental Investigation on Machining of Hardened AISI 440C Stainless Steel Using Abrasive Water Jet Machining Process
The present study attempts to analyze the impact of abrasive water jet machining (AWJM) process parameters on surface roughness and kerf taper...
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Rolling Contact Fatigue Resistance of Cryogenically Treated AISI 440C Steel
AISI 440C is a high carbon martensitic stainless steel, primarily used in bearing applications. For this study, one group of AISI 440C steel disks...
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Direct current field enhanced boronizing of stainless steels and predictive performance of diffusion kinetics, deep neural network, and adaptive neuro-fuzzy inference system on boride layer thickness
The boronizing process is a thermochemical surface treatment related to diffusion and requires high temperature and long-period soaking time. The...
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Influence of Cryogenic Treatments on the Electrochemical Behavior of Two Martensitic Stainless Steels
Cryogenic treatment is a useful method for improving the mechanical and tribological properties of a wide range of materials, especially steels....
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The Influence of Steel Composition on the Formation and Effectiveness of Anti-wear Films in Tribological Contacts
The effectiveness of antiwear additives in laboratory tests is commonly evaluated using specimens made of AISI 52100 through-hardened bearing steel....
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Ambient and Nitrogen Environment Friction Data for Various Materials & Surface Treatments for Space Applications
A multivariate tribological evaluation of candidate materials, surface treatments and dry film lubricants is needed for design of moving mechanical...
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Impact of Sliding Speed on the Tribological Behaviors of Cermet and Steel Balls Sliding Against SiC Lubricated with Seawater
Cermets have been widely used in industry to combat wear and erosion because of their elevated strength and hardness and good wear resistance. This...
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Hydrogen-Free Plasma Nitriding to Enhance Wear and Corrosion Resistance of TiZrAlV Alloy
A hydrogen-free surface nitriding process was proposed to enhance the wear properties of TiZrAlV alloy by using double-glow plasma. The structure,...
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The Influence of Work Roll Material on the Corrosion Behavior of Hot-Rolled Aluminum-Manganese Alloys
The tribological impact of the steel alloy employed as the work roll material during hot rolling on the surface quality and corrosion behavior of...
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Effect of Molybdenum Disulfide Dispersed Nanolubricants on the Tribological Properties of Mating Stainless Steel Pair
The present study focuses on the preparation of MoS 2 dispersed engine oil-based nanolubricants. Standard techniques are utilized to study the shape,...
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Structure and Properties of Ti–C–Ni–Al Wear-Resistant Coatings Obtained by HIPIMS Method
AbstractCoatings obtained by high-power impulse magnetron sputtering (HIPIMS) were tested using a 64% Ti–16% C–14% Ni–6% Al target (42.5 at % Ti,...
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Effect of Shot Blasting on the Boriding Kinetics of AISI 316L Stainless Steel
AbstractIn this study, the effect of shot blasting on boriding kinetics of AISI 316L stainless steel alloy was investigated. For this purpose, AISI...
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Microstructure and Mechanical Properties of Heat-Treated High-Nitrogen Martensitic Stainless Steel
The high-nitrogen martensitic stainless steel (HNMS) was subjected to three different austenitizing cycles of 1050, 1075, and 1100 °C followed by...
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Molecular Structure and Environment Dependence of Shear-Driven Chemical Reactions: Tribopolymerization of Methylcyclopentane, Cyclohexane and Cyclohexene on Stainless Steel
Tribochemistry, which is another name for mechanochemistry driven by shear, deals with complex and dynamic interfacial processes that can lead to...
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Effect of Silicon Dioxide-Graphene Content on the Microstructure, Sliding Wear Behavior, and Compressive Strength of Aluminum Hybrid Composites
In the present work, aluminum matrix composites reinforced with graphene nanoplatelets (GNPs: 0.15-0.45wt.%) and silicon dioxide (SiO 2 : 1, 3, 6,...
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Surface Oxide Removal in Preparation for Controlled Liquid Metal Embrittlement
During liquid metal embrittlement a liquid metal infiltrates grain boundaries of a compatible solid metal, interrupting the inter-grain bonds and...
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Nanoporous Cu created by the reduction of CuO dispersions
Nanoporous metals can serve in unique functional applications due to their high surface area, and they are often made through dealloying, which...
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Reciprocating sliding wear properties of sintered Al-B4C composites
The fabrication of boron carbide reinforced aluminum matrix composites (Al-B 4 C) with various contents of B 4 C (1wt%, 6wt%, 15wt%, and 30wt%) was...