Results 1 to 10 of about 1,029,273 (252)

Direct laser-filler wire welding of Al–Si coated 22MnB5 steel without removing the Al–Si coating

open access: yesJournal of Materials Research and Technology, 2023
Al–Si coated 22MnB5 steels are one of the most important lightweight materials for automotive weight reduction and safety improvement due to its advantages of light weight, high strength and good formability at high temperature. Considering the formation
Wei Xu   +5 more
doaj   +2 more sources

Enhanced Mechanical and Tribological Capabilities of a Silicon Aluminum Alloy with an Electroplated Ni–Co–P/Si3N4 Composite Coating

open access: yesMetals, 2022
Ni–Co–P/Si3N4 composite coatings were fabricated over an aluminum–silicon (Al–Si) substrate using a pulse-current electroplating process, in which the rapid deposition of an intermediate nickel–cobalt layer was used to improve coating adhesion.
Zhijie Li   +6 more
doaj   +1 more source

Investigations on the Corrosion Properties of Uncoated, Al - Si Coated and Hot - Dip Pure Zinc Coated Hot - Stamped Steel Plates [PDF]

open access: yesCailiao Baohu, 2022
In the last years, hot - stamped coating steel plates have been used to automobile lightweight parts widely to meet the increasingly stringent regulatory requirements for fuel consumption and greenhouse gas emissions while promoting passenger safety ...
YUAN Chao, LI Hua - xin, FENG Ting - ting, ZHANG Jin, JIANG Fa - tong, MA Qiu
doaj   +1 more source

Research on high-temperature oxidation resistance, hot forming ability, and microstructure of Al–Si–Cu coating for 22MnB5 steel

open access: yesHigh Temperature Materials and Processes, 2021
High-temperature oxidation resistance, hot formability, element distribution, and microstructure of Al-10% Si-(0.5–3.0%)Cu coating were investigated by means of glow discharge spectroscopy, optical microscope, scanning electron microscope, and energy ...
Xiong Ziliu   +6 more
doaj   +1 more source

Si-Al-N-O Multi-Layer Coatings with Increased Corrosion Resistance Deposited on Stainless Steel by Magnetron Sputtering

open access: yesMetals, 2022
This work studies single-layer (Al-Si-N) and multi-layer (Al-Si-N-O/Al-Si-O) coatings deposited by magnetron sputtering on stainless steel specimens (AISI 321), which can be used under aggressive conditions.
Tamara Dorofeeva   +3 more
doaj   +1 more source

Microstructure and mechanical properties of laser welded hot-press-formed steel with varying thicknesses of Al–Si coatings cleaned by nanosecond pulsed laser

open access: yesJournal of Materials Research and Technology, 2023
The Al–Si coatings are commonly used for hot-press-forming (HPF) steel to prevent oxidation in the automobile industry. However, due to the presence of Al–Si coating, undesirable intermetallic compounds are easily formed in the welds of HPF steel.
Xi Chen   +10 more
doaj   +1 more source

Promoting bonding strength between internal Al-Si based gradient coating and aluminum alloy cylinder bore by forming homo-epitaxial growth interface

open access: yesMaterials & Design, 2023
The reliability of interface bonding strength between internal thermal sprayed coating and cylinder bore substrate causes special concern in the field of internal thermal spraying.
Guo-zheng Ma   +8 more
doaj   +1 more source

High-Performance Al–Si Coatings Toward Enhancing Oxidation Resistance of Tungsten by Halide-Activated Pack Cementation

open access: yesFrontiers in Materials, 2020
An aluminide–silicide coating was prepared on a pure tungsten substrate by halide-activated pack cementation. Thickness, morphology, and phase structure of the Al–Si coating were systematically investigated.
Liu Zhu   +3 more
doaj   +1 more source

Additive manufacturing-based combinatorial approach to improve bonding strength and heat transfer performance in wrought-cast Al compound casting

open access: yesMaterials & Design, 2023
We improved the interfacial bonding strength and heat transfer performance between wrought and cast Al alloy parts by implementing an interfacial Al-Si-Zn-based alloy coating layer.
Seungjin Nam   +12 more
doaj   +1 more source

Microstructure and Wear Resistance of Ti5Si3/Ti3Al Composite Coatings Prepared by Laser Cladding on TA2 Titanium Alloy

open access: yesLubricants, 2023
In order to improve the wear resistance of titanium alloy, a Ti5Si3/Ti3Al composite coating with improved wear resistance was successfully prepared by laser cladding TA2 titanium alloy using the double-layer presetting method of Ti-63 wt.% Al mixed ...
Kaijin Huang, Wanxia Huang
doaj   +1 more source

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