Results 81 to 90 of about 821,476 (191)

Sinterização por plasma AR-H2 do aço inoxidável AISI 316L obtido em moldagem por injeção [PDF]

, 1999
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro Tecnológico.Este trabalho apresenta o desenvolvimento de uma metodologia para a sinterização em plasma Ar-H2 de amostras de aço inoxidável AISI 316L, obtidas em moldagem por injeção.
Mafra, Márcio
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Influence of use of ultrasound on metallographic structure of plated pieces by welding in ultrasonic field

Metalurgija, 2015
To optimize the plating process is necessary to know the behavior of surfaces plated during the exploitation and in particular susceptibility to cracking, the formation of cracks from the inside to outside or reverse, embrittlement in the heat affected ...
Gh. Amza, D. Dobrotă, V. Petrescu, Z. Apostolescu, R. G. Albulescu   +4 more
doaj  

Analysis of Tribological Properties of Expanded Graphite—Alloy Steel Pair Under High Loads in Dry and Humid Conditions

Applied Sciences
Expanded graphite significantly improves the tribological properties of materials in friction pairs, but there is a lack of research in the literature on its cooperation with metals and the effect of water on friction and wear mechanisms.
Aleksandra Rewolińska, Kamil Leksycki, Łukasz Wojciechowski, Karolina Perz   +3 more
doaj   +1 more source

Electron Beam Surface Treatment. Part I: Surface Hardening of AISI D3 Tool Steel

, 2003
The effects of electron beam surface hardening treatment on the microstructure and hardness of AISI D3 tool steel have been investigated in this paper.
宋仁国, 陈光南, Song, RG (reprint author), Natl Inst AIST, Res Inst Biol Resources, Toyohira Ku, 2-17-2-1 Tsukisamu Higashi, Sapporo, Hokkaido 0628517, Japan., 张坤   +3 more
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Study of the hardness in the heat affected zone in welding of a 4130 aisi steel hardened by heat treatment

, 2022
En el presente estudio se evalúa el efecto de la corriente de soldadura (aporte de calor) y la temperatura de precalentamiento sobre el comportamiento de la dureza mínima en la zona afectada térmicamente, de un acero AISI 4130 (30XMA) en estado inicial ...
Pozo Morejón, Juan A., Cruz Crespo, Amado, Miguel Oria, Jorge V., Guerra Alvarez, Jorge   +3 more
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Microstructural evolution of AISI304 stainless steel in the Steckel Mill rolling process [PDF]

, 2004
Includes bibliographical references (leaves [105]-110).The microstructural evolution of AISI304 stainless steel in the Steckel mill rolling process is investigated.
Parker, Sa-aadat
core   +1 more source

Mechanical and microstructural characterization of AISI SAE 4130 steel welded joints made by robotic gas metal arc welding process: influence of electrode work angle in 'T' welded joints

Materials Research Express
Microstructural variations within welded metals, specifically in terms of phases and their corresponding volume fractions, play a crucial role in influencing weld strength and other mechanical properties.
Tesfaye Negash Wordofa, Janaki Ramulu Perumalla, Abhay Sharma   +2 more
doaj   +1 more source

Post weld heat treatment of welded low alloyed steel pipes : Use of AISI 4130 steel in hydrogen sulfide environment and its post weld heat treatment conditions

, 2019
Based on the results from pre-projectand workcovered by this thesis, no better alternatives to AISI 4130 material was found, neither could it be safely concluded for removal of NACE MR0175/ISO 15156 requirementsin any parts of high-pressure drilling ...
Rybakov, Dimitri
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Gas-phase hydrogen permeation through alpha iron, 4130 steel, and 304 stainless steel from less than 100 C to near 600 C [PDF]

, 1973
Gas phase hydrogen permeation studies were conducted on hollow, cylindrical membranes of triply zone-refined alpha iron, AISI 304 austenitic stainless steel, and AISI-SAE 4130 steel in both the normalized (ferrite and carbide) and quenched and tempered ...
Nelson, H. G., Stein, J. E.
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AISI Manual -- Cold-Formed Steel Design, 2008 Edition [PDF]

, 2009
The material contained herein has been developed by the American Iron and Steel Institute Committee on Specifications for the Design of Cold-Formed Steel Structural Members.
American Iron and Steel Institute
core   +1 more source