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Wentao Zhang, Fengyin Gao, Huiling Zhou, Chengtao Li, Zhong Liu, Haokun Yang and Yanxin Qiao
In this work, Fe-20Cr-20Mn-0.75N (wt.%) high-nitrogen stainless steel (HNSS) was studied using scanning electron microscopy (SEM), energy dispersive spectroscopy (EDS), and electrochemical testing. The corrosion behaviors of Fe-20Cr-20Mn-0.75N HNSS with ...
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Yuwan Tian, Cheng Wen, Xiaohui Xi, Deyue Yang and Peichang Deng
Using Cr-bearing low-alloy steel is an effective preventive measure for marine structures, as it offers superior corrosion resistance when compared to plain carbon steel. However, it remains unclear how quenching and tempering heat treatment, which is co...
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Shaoqing Wang, Wei Ji, Yaru Wang, Jiantao Wei, Lianchang Qiu, Chong Chen, Xiaojun Jiang, Qingxuan Ran and Rihong Han
In the present work, a low-pressure chemical vapor deposition (LPCVD) Ti0.17Al0.83N and state-of-the-art arc ion plating PVD-Ti1-xAlxN (x = 0.25, 0.55, 0.60, 0.67) coatings were deposited on cemented carbide substrate. The morphological, structural, and ...
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Patricia Jovicevic-Klug, Matic Jovicevic-Klug and Bojan Podgornik
The role of nitrogen, introduced by deep cryogenic treatment (DCT), has been investigated and unraveled in relation to induced surface chemistry changes and improved corrosion resistance of high-alloyed ferrous alloy AISI M35. The assumptions and observa...
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Tadeja Kosec, Andra? Legat, Janez Kovac and Damjan Klobcar
In the field of surface treatment, laser colour marking can be used to produce coloured marks on the surfaces of metals. Laser colour markings can be applied to various materials, but on titanium alloys a wide spectra of vivid colours can be achieved. Th...
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Tao Zhang, Hongyun Luo, Yuqin Su, Pingwei Xu, Jun Luo and Sijie Li
Pre-aging precipitates in 2024 Al alloy re-dissolved during rolling, and Mg and Cu atoms were enriched in the dislocation structure to form ?precipitate embryo?, which is beneficial for the formation of second phase during the subsequent natural aging pr...
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Tianxiang Sun, Guosheng Huang, Ping Lv, Likun Xu and Li Ma
The change of protective current density, the formation and growth of calcareous deposits, and the evolution of passive film on 304 stainless steel (SS) were investigated at different potentials of cathodic polarization in sea water. Potentiostatic polar...
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Junlei Tang, Qiuhong Zhu, Yingying Wang, Mihai Apreutesei, Hu Wang, Philippe Steyer, Mohamad Chamas and Alain Billard
The effect of copper addition on the corrosion resistance and mechanical properties of binary Zr100?xCux (x = 30, 50, 80, 90 at.%) glassy coatings was investigated by means of electrochemical measurements, scanning electron microscopy (SEM), energy dispe...
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Dongye Lv, Hanbing Liu, Qiang Miao, Wensheng Wang, Guojin Tan, Chengwei Shi and Hanjun Li
The passivation behavior of steel reinforcements in concrete is significantly influenced by the environment, concrete pore solution, and the passive film formed on the steel surface. The present study used electrochemical methods to successfully characte...
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Ingmar Bösing, Georg Marquardt and Jorg Thöming
Martensitic stainless steels are widely used materials. Their mechanical and corrosion properties are strongly influenced by their microstructure and thereby can be affected by heat treatment. In the present study, the effect of different austenitizing t...
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Miqi Wang, Zehua Zhou, Yu Yi and Xin Zhang
The relationship between passive film growth behavior and passivation time for plasma-sprayed Fe48Cr15Mo14C15B6Y2 amorphous coating in borate buffer solution has been thoroughly studied. The morphological characteristic and structural feature of as-spaye...
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Yifan Jiang, Karen C. Bustillo and Thomas M. Devine
Aqueous zinc ions lower the corrosion rate of Alloy 600, which helps lower the radiation dose rate in pressurized water reactors (PWRs). The influence of zinc on the electrochemical behavior of Alloy 600 in PWR primary water (PW) at 320 °C was investigat...
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Shenrong Wu, Chengbo Liu, Hongjian Xu, Feng Guo, Feixiang Chen, Mengmeng Li and Pan Wang
The durability of reinforced concrete structures is significantly influenced by the effectiveness of small molecular inhibitors in preventing the corrosion of steel reinforcements. In a concrete environment, the passive film on steel bars serves as a cri...
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Emad Farahani, Andre C. Liberati, Amirhossein Mahdavi, Pantcho Stoyanov, Christian Moreau and Ali Dolatabadi
Ice formation affects the performance of many industrial components, including aircraft wings, spacecraft, and power transmission cables. In particular, ice build-up on airplane components increases drag and fuel consumption. A large number of studies ha...
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Frazer Brownlie, Trevor Hodgkiess, Alastair Pearson and Alexander Galloway
The main objective of this study was to assess the influence of salt concentration on the corrosion behaviour, including the role of hydrodynamic conditions, of two broad classes of ferrous engineering materials. These are comprised of alloys, typified b...
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Li-Bin Niu, Yang Xiao, Kunio Shiokawa, Mitsuo Yamashita, Yoshihiro Sakai
Pág. 213 - 221
Immersion corrosion tests and electrochemical corrosion tests were carried out in the simulated geothermal water on a modified heat-treated material of 16Cr-4Ni steel, which is used for geothermal steam turbine blades. Incidentally, the purpose of the mo...
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Ricardo Andrés García-León and Nelson Afanador-García
In the present work, X-ray photoelectron spectroscopy (XPS) survey spectra of borided AISI 316L for two different times (1 and 6 h) of exposure to simulated body fluid (SBF) were obtained after wet sliding wear. A borided layer of ~39 microns was obtaine...
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Zhengyu Zhang, Raja Shekar Bhupal Dandu, Edwin Eyram Klu and Wenjun Cai
Tribocorrosion, a research field that has been evolving for decades, has gained renewed attention in recent years, driven by increased demand for wear- and corrosion-resistant materials from biomedical implants, nuclear power generation, advanced manufac...
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Carl Johan G. Nielsen, Dalong Tian, Kainan Wang and André Preumont
This paper begins with a quick survey of potential space applications and a brief review of previous experiments on the shape control of a spherical shell reflector with a thin film of PVDF-TrFE. Next, the problem of thermal sensitivity is addressed nume...
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Chenfan Jia, Xinyu Wang, Ming Hu, Yucheng Su, Shujun Li, Xin Gai and Liyuan Sheng
In this work, TiNi samples were prepared by Selective Laser Melting (SLM) technology, and the influence of microstructure, fluoride ion, and pH value on corrosion behavior in a saline environment was investigated and compared with TiNi alloy fabricated b...
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