Direct laser-filler wire welding of Al–Si coated 22MnB5 steel without removing the Al–Si coating
Journal 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
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A Study of the Laser Removal Process of Al-Si Coating from 22MnB5 Steel. [PDF]
Materials (Basel), 2023 22MnB5 hot forming steel is widely used in the automotive industry due to the increasing demand for lightweight vehicles. As surface oxidation and decarburization occur during hot stamping processes, an Al-Si coating is often precoated on surfaces.
Zhang T, Xu J, Lin S, Yu W, Chen Y.
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Effect of Pre-Oxidation on High-Temperature Oxidation Behavior of Al-Si Coating on Nickel-Based Superalloy. [PDF]
Materials (Basel), 2022 Under the condition of long-time high-temperature oxidation, oxidation in Al-Si coating will lead to degradation of the coating. To solve this problem, the Al-Si coating was treated before the oxidation experiment at different pre-oxidation temperatures ...
Li Y, Lv H, Li Y, Fan N.
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Phase Composition of Al-Si Coating from the Initial State to the Hot-Stamped Condition. [PDF]
Materials (Basel), 2021 The chemical and phase composition of the coating and the coating/substrate interface of an Al-Si-coated 22MnB5 hot stamped steel was investigated by means of SEM-EDS, XRD, micro-XRD and electron diffraction. Moreover, the surface profile was analyzed by
Kucera V +7 more
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Effects of Cold Rolling Reduction on Microstructure, Thickness, Adhesive Force of Al-Si Coating and on Bending Toughness of Al-Si Coated Press-Hardened Steel. [PDF]
Materials (Basel), 2022 Al-Si coated press-hardened steel (PHS) is widely used along with the development of light-weight vehicles, and the tailor-rolled blank parts based on Al-Si coated PHS have attracted much attention. The preparation process includes cold rolling, austenitization, hot-stamping, and quenching.
Feng X, Hu X, Liu X.
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Effects of Al-Si Coating and Zn Coating on the Hydrogen Uptake and Embrittlement of Ultra-High Strength Press-Hardened Steel. [PDF]
Surf Coat Technol, 2019 Press-hardened steel (PHS), used for automotive safety-related structure parts, is sensitive to hydrogen embrittlement due to its martensitic microstructure.
Jo KR +5 more
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Hot Corrosion Behavior of Stainless Steel with Al-Si/Al-Si-Cr Coating
High Temperature Materials and Processes, 2017 The 1Cr18Ni9Ti stainless steel with Al-Si/Al-Si-Cr coatings is prepared by slurry process and vacuum diffusion, and the hot corrosion behavior of the stainless steel with/without the coatings is studied under the condition of Na2SO4 film at 950 °C in air.
Fu Guangyan +4 more
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Enhancement of Fatigue Endurance by Al-Si Coating in Hot-Stamping Boron Steel Sheet
Metals, 2019 Most structural components undertake cyclic loads in engineering and failures always cause catastrophic economic losses and casualties. In the present work, the phase evolution of Al-Si coating of high-strength boron steel during hot stamping was ...
Yuqiang Li +6 more
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Effects of Al-Si Coating on Static and Dynamic Strength of Spot-Welded Hot-Stamping Steel Joints
Metals, 2021 Al-Si is the most popular coating used to prevent oxidation on the surfaces of hot-stamped steel sheets during the heating process. However, like other coatings, it affects the strength of the spot welds in joining the hot-stamped steel parts.
Ali Afzal +2 more
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MetalsThis investigation employed different laser powers to conduct the laser welding–brazing process of 5052 aluminum alloy to both Al-Si coated and uncoated 22MnB5 steel. The flux-cored Zn-Al22 filler metal was employed during the procedure. The influence of
Lingqing Wu +8 more
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