Results 21 to 30 of about 981,128 (279)

Application Status of Corrosion and Protection of Coastal Railway OCS Carbon Steel Components [PDF]

Cailiao Baohu, 2021
The current anti - corrosion standards of carbon steel components for OCS (Overhead Catenary System) of electrified railway in China were briefly discussed, and the corrosion situation of OCS steel components of coastal railways was analyzed.
WANG Qing, YANG Jia, QI Fu - gang
doaj   +1 more source

Low Temperature Hot Corrosion Screening of Single Crystal Superalloys. [PDF]

Materials (Basel), 2018
Single crystal superalloys were screened in Type II molten (Na,K)-sulfate hot corrosion re-coat tests in air +300 ppm SO2 at 700 °C. They exhibited large 20–40 mg/cm2 weight changes, repeated spallation, and non-protective, 25–50 μm thick corrosion ...
Smialek JL, Gray S.
europepmc   +2 more sources

Influence of alloying elements on hot corrosion resistance of nickel-based single crystal superalloys coated with Na2SO4 salt at 900 °C

Materials & Design, 2021
Hot corrosion behavior of three nickel-based single crystal superalloys with different key alloying elements (including Re, Cr, Al and Ti) contents in molten Na2SO4 salt at 900 °C was investigated.
Peng Song, Mingfeng Liu, Xiangwei Jiang, Yuchao Feng, Junjie Wu, Gong Zhang, Dong Wang, Jiasheng Dong, Xing-Qiu Chen, Langhong Lou   +9 more
doaj   +1 more source

Investigating fatigue life degradation of TC11 titanium alloy in hot salt corrosion environment

Xibei Gongye Daxue Xuebao
The fatigue life degradation of the TC11 titanium alloy in the hot salt corrosion environment, which is commonly used in aero-engine compressor components, was investigated.
FANG Yuhang, JING Xin, REN Wancong, WANG Shuai, LU Shan   +4 more
doaj   +1 more source

Effects of Thermal Corrosion on High Cycle Fatigue Strength of K444 Alloy

Nanjing Hangkong Hangtian Daxue Xuebao
This article focuses on the problem of high cycle fatigue （HCF） failure of gas turbine blades caused by hot corrosion. NaCl+Na2SO4 salt mixture is used for hot corrosion of K444 alloy for turbine blades.
LI Mingliang, JIA Xu, LING Chen, YU Lianxu, YU Suyang, JIANG Rong, SONG Yingdong   +6 more
doaj   +1 more source

Hot corrosion behavior analysis and diffusion equation construction based on laser wire additive manufacturing GH3039

Journal of Materials Research and Technology
Laser wire additive manufacturing GH3039 samples with different process parameters are prepared. Then, hot corrosion test (Na2SO4+NaCl at 900 °C) is carried out.
Zehao Chen, Kang Wang, Weiwei Qu, Minghui Chen, Shusuo Li, Tao Dong, Shengkai Gong, Fuhui Wang   +7 more
doaj   +1 more source

Review of hot corrosion of thermal barrier coatings of gas turbine

Zhongguo Jianchuan Yanjiu, 2017
The review was done in order to make clear the problem of the hot corrosion of the Thermal Barrier Coatings(TBCs)during gas turbine serving. This paper summarizes the factors resulting from the hot corrosion of TBCs during turbine service and classifies ...
LIU Yongbao, LIU Jianhua, YU Youhong, HE Xing, LIU Li   +4 more
doaj   +1 more source

High‐Entropy Alloy Interlayers Toward Advanced Joining for High‐Performance Structural Applications: Current Progress and Emerging Challenges

Advanced Engineering Materials, EarlyView.
HEA interlayers offer a versatile route for joining high‐performance structural materials. Their compositional and structural design regulates interfacial reactions, suppresses brittle IMCs, and improves metallurgical bonding. Sandwich interlayers further integrate defect healing with precipitation strengthening, enabling improved strength–ductility ...
Lin Yuan, Jiafen Song, Jinglong Li, Jiangtao Xiong, Tao Yang   +4 more
wiley   +1 more source

Improving the hot corrosion resistance of precipitation strengthened nickel-based superalloy formed by laser powder bed fusion at 750 °C via tailoring microstructure

Journal of Materials Research and Technology
In this study, the microstructure of spherical γ′ phases and annealing twins was obtained by solid solution and aging treatment in laser powder bed melting forming nickel-based superalloy, and the hot corrosion behavior and hot corrosion mechanism of the
Shuli Hua, Jiayu Xu, Bing Zhen, Peng Tian, Bo Liu, Hongfei Zhang, Yubi Gao, Yutian Ding   +7 more
doaj   +1 more source

Influence of Pre-Oxidation on High Temperature Oxidation and Corrosion Behavior of Ni-Based Aluminide Coating in Na2SO4 Salt at 1050°C

Frontiers in Materials, 2021
Aluminide coating is prepared on K438 Ni-based superalloy by pack cementation. The hot corrosion test of as-received and pre-oxidation aluminide coating in Na2SO4 salt are carried out at 1050°C.
Qing Li, Defeng Zhang, Peng Song, Zhenhua Li, Ruixiong Zhai, Chen Hua, Jiansheng Lu   +6 more
doaj   +1 more source