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2019110 · Experimental procedures. Three A7N01 aluminum alloys with different Si contents (0.01%wt. Si, 0.1%wt. Si and 0.38%wt. Si) were investigated in this work. The
contactInfluence of Mg and Ti on Corrosion Behavior of A7N01 Al-alloy Cui HUANG 1, Shufang ZHANG 2, Jie HU 2, Xin WANG 3, Xiaomin WANG 1 1 School of Life Science and
contact2017828 · A7N01-T6 hybrid welding process. Keywords A7N01-T6aluminumalloy .Laser-MIGhybrid welding .Three-dimensionalporosities .Mechanical properties 1
contactThereinto, high-strength A7N01-T4 aluminum alloy is the key structural material for high-speed train body, car body, and the most ideal medium strength welding structural material [6]. So it is ...
contact2016511 · A7N01: the aluminum alloy base metal used in the present investigation. (B) JISH 4000-2006: the corresponding Japanese Al alloy with the Japanese Industrial Standard (JISH 4000-2006).
contact201913 · A7N01 aluminum alloy is widely used in rail transit industry due to its excellent comprehensive mechanical properties. However, due to its sensitivity to stress
contactHigh strength Al-Zn-Mg-Cu system aluminum alloys (type 7A04) are widely used in aerospace and rail transit due to the advantages of light quality, big ratio intension, good
contact2019110 · Fig. 1 shows the OM microstructure of the three A7N01-T6 aluminum alloys, which indicates the overall heterogeneity of the microstructure. According to Fig. 1 a-c, the three alloys have fibrous tissue (the dark area in the figure) along the rolling direction, which is a typical micro structural feature of extrusion aluminum alloy materials [28], [29].
contact2019110 · Experimental procedures. Three A7N01 aluminum alloys with different Si contents (0.01%wt. Si, 0.1%wt. Si and 0.38%wt. Si) were investigated in this work. The as-cast aluminum alloys were drawn into rods with a diameter of 14 mm. All the bars were cut into rods of 200 mm in length and annealed at 470 °C for 24 h to achieve homogeneous ...
contact2012121 · Abstract. Fatigue characteristics of A7N01 aluminium alloy welded joint were investigated and a fatigue crack initiation life-based model was proposed. The difference of fatigue crack initiation life among base metal, weld metal and heat affected zone (HAZ) is slight. Furthermore, the ratio of fatigue crack initiation life ( Ni) to fatigue life ...
contact20201222 · As an Al-Mg-Zn series high-strength aluminum alloy, A7N01 is widely used in the construction of space shuttles and high-speed trains due to its lightweight, low density, high strength, and easy ...
contact2016822 · Residual stress measurement and control are highly important for the safety of structures of high-speed trains, which is critical for the structure design. The longitudinal critically refracted wave technology is the most widely used method in measuring residual stress with ultrasonic method, but its accuracy is strongly related to
contact2018418 · 7xxx series aluminum alloys are widely used in railway transportation and aerospace industries for their low density and high strength [1, 2].However, A7N01 aluminum alloys suffered from stress corrosion cracking (SCC) and pitting corrosion frequently as the main material of the key components in the high-speed trains.
contact2016511 · A7N01: the aluminum alloy base metal used in the present investigation. (B) JISH 4000-2006: the corresponding Japanese Al alloy with the Japanese Industrial Standard (JISH 4000-2006).
contact2020113 · A7N01 aluminum alloy with the thickness of 4 mm is welded by using fiber laser-variable polarity TIG hybrid welding with filler wire. The effects of both welding current and welding speed on weld ...
contactXiaomin Wang's 11 research works with 160 citations and 297 reads, including: Corrosion Behavior Evolution of A7N01 Aluminum Alloys with Different Heat Treatments in the IGC Solution
contact2019110 · Fig. 1 shows the OM microstructure of the three A7N01-T6 aluminum alloys, which indicates the overall heterogeneity of the microstructure. According to Fig. 1 a-c, the three alloys have fibrous tissue (the dark area in the figure) along the rolling direction, which is a typical micro structural feature of extrusion aluminum alloy materials [28], [29].
contact2017314 · Mechanical properties of hybrid laser-metal-inert-gas-welded A7N01-T5 aluminum alloy joints were studied by using local samples that were extracted fr…
contact201963 · T6, T7, and retrogression and reaging (RRA) postweld heat treatments (PWHTs) were redefined and deployed to restore MIG-welded A7N01-T5 aluminum alloy joints in train-body structures using an inductive heating device. After the PWHT, the microstructures and mechanical properties of the joints were studied by x-ray diffraction
contact2016822 · Residual stress measurement and control are highly important for the safety of structures of high-speed trains, which is critical for the structure design. The longitudinal critically refracted wave technology is the most widely used method in measuring residual stress with ultrasonic method, but its accuracy is strongly related to
contactInfluence of Mg and Ti on Corrosion Behavior of A7N01 Al-alloy Cui HUANG 1, Shufang ZHANG 2, Jie HU 2, Xin WANG 3, Xiaomin WANG 1 1 School of Life Science and Engineering, Southwest Jiaotong University, Chengdu , China 2 School of Material Science and Engineering, Southwest Jiaotong University, Chengdu , China 3
contactThe welding residual stress has different effects on the mechanical properties of aluminum alloy welded joints, such as size stability, fatigue strength and stress corrosion cracking. Therefore, it is very important to evaluate the welding residual stress accurately. In this paper, the residual stress of A7N01 aluminum alloy welded joints was measured by X-ray
contactIn this paper, the thermal cycle treatment of A7N01-T5 aluminum alloy was carried out with the peak temperatures of 480, 420, 320 and 260 °C, and the thermal simulation specimens with four kinds ...
contact2016511 · A7N01: the aluminum alloy base metal used in the present investigation. (B) JISH 4000-2006: the corresponding Japanese Al alloy with the Japanese Industrial Standard (JISH 4000-2006).
contactFinally, the ratcheting effects of two typical materials, namely U75V rail steel and A7N01 aluminium alloy, were simulated by the proposed subloading surface-based cyclic plastic model. The results show that the simulation results are in good agreements with the experimental results, and the proposed model can be applied in the prediction of the
contact2019110 · Three A7N01 aluminum alloys with different Si contents (0.01%wt. Si, 0.1%wt. Si and 0.38%wt. Si) were investigated in this work. The as-cast aluminum alloys were drawn into rods with a diameter of 14 mm. All the bars were cut into rods of 200 mm in length and annealed at 470 °C for 24 h to achieve homogeneous microstructure.
contact2016822 · Residual stress measurement and control are highly important for the safety of structures of high-speed trains, which is critical for the structure design. The longitudinal critically refracted wave technology is the most widely used method in measuring residual stress with ultrasonic method, but its accuracy is strongly related to
contact2018418 · 7xxx series aluminum alloys are widely used in railway transportation and aerospace industries for their low density and high strength [1, 2].However, A7N01 aluminum alloys suffered from stress corrosion cracking (SCC) and pitting corrosion frequently as the main material of the key components in the high-speed trains.
contact201639 · In this paper, an experimental study of laser-metal inert gas (MIG) hybrid welding of A7N01-T6 aluminum alloy in butt joint configuration was carried out. Visual examination and optical microscope were utilized to study the macro profile and microstructure, while mechanical properties of the welds were evaluated with the help of
contact201085 · The effect of strain hardening and strain softening behavior of flow stress changing with temperature on welding residual stress, plastic strain and welding distortion of A7N01-T4 aluminum alloy was studied by finite simulation method. The simulation results show that the weld seam undergoes strain hardening in the temperature range of
contactIn this paper, the thermal cycle treatment of A7N01-T5 aluminum alloy was carried out with the peak temperatures of 480, 420, 320 and 260 °C, and the thermal simulation specimens with four kinds ...
contactThereinto, high-strength A7N01-T4 aluminum alloy is the key structural material for high-speed train body, car body, and the most ideal medium strength welding structural material [6]. So it is ...
contactFinally, the ratcheting effects of two typical materials, namely U75V rail steel and A7N01 aluminium alloy, were simulated by the proposed subloading surface-based cyclic plastic model. The results show that the simulation results are in good agreements with the experimental results, and the proposed model can be applied in the prediction of the
contact2008825 · DOI: 10.1299/KIKAIA.74.1126 Corpus ID:4; アルミニウム (JIS A7N01) のフレッティングにぼすの @article{2008A, title={アルミニウム (JIS A7N01) のフレッティングにぼすの}, author={ and and and and ...
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