Results 161 to 170 of about 103,556 (374)

Recycling‐Induced Copper Contamination of a 42CrMo4 Quench and Tempering Steel—Scaling and Susceptibility to Hot Shortness

open access: yessteel research international, EarlyView.
In this study, the susceptibility to copper‐induced hot shortness of the alloy 42CrMo4 is investigated by different hot tensile tests, as well as by a detailed analysis of the formed oxidation products. While an enrichment of metallic copper and a penetration of the grain boundaries are observed, no critical reduction of the tensile test properties can
Alexander Gramlich   +6 more
wiley   +1 more source

Influence of the Chemical Composition on the Behavior of Austenitic Stainless Steel in Fluid Layer Nitriding Process

open access: yesThe Annals of “Dunarea de Jos” University of Galati. Fascicle IX, Metallurgy and Materials Science, 2008
The main factors that influence the stainless steel behavior to the nitriding process are: chemical composition, nitriding temperature, treatment time.
Ovidiu DIMA
doaj  

Microstructure Development in a New Generation S1300‐Type Ultrahigh‐Strength Structural Steel on Tempering

open access: yessteel research international, EarlyView.
Here, the microstructure evolution of a new generation ultrahigh‐strength S1300‐type structural steel has been investigated for direct‐quench and tempering route. Various stages of tempering are elucidated by thorough characterization, and a new strain‐size parameter of martensite is proposed to have a correlation with hardness, which will be useful in
Buddhadev Jana, Radhakanta Rana
wiley   +1 more source

Anisotropic Microstructure Evolution in Laser Powder Bed Fusion of 316L Stainless Steel Alloy

open access: yessteel research international, EarlyView.
This study investigates the anisotropic microstructure and mechanical properties of 316 L stainless steel processed via laser powder bed fusion. Differences in porosity, grain size, and dislocation density across three principal planes are examined. Findings reveal the impact of thermal gradients, lattice strain, and strengthening mechanisms on the ...
Ismat Ara   +3 more
wiley   +1 more source

Predictive Modeling of Activated Tungsten Inert Gas Welding in Grade 91 Steel Using Finite Element Method and Experimental Techniques

open access: yessteel research international, EarlyView.
This study analyzes the thermal and mechanical behavior of activated tungsten inert gas welding on 4 mm‐thick Grade 91 steel, widely used in high‐temperature applications. Using a combined heat source model, the research predicts weld distortion and residual stress, validated through experiments.
Mohammed Zubairuddin   +5 more
wiley   +1 more source

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