Results 21 to 30 of about 151,122 (359)

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

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

Microstructure and Properties of Seamless Steel Pipe Gr.6 after Rolling and Normalizing [PDF]

Teshugang
The microstructure morphology， low-temperature performance， and corrosion resistance of hot-rolled and normalized condition Gr.6 steel pipes were analyzed using optical microscopy， scanning electron microscopy， transmission electron microscopy ...
Zhao　Bo, Wang　Shanbao, Xie　Degang, Yuan　Qin, Ai　Fangfang, Wang　Xixiang, Guo　Jinmei
doaj   +3 more sources

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

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

Sulfidation behavior in low-temperature hot corrosion of single crystal superalloy DD421 without SO_x atmosphere

Cailiao gongcheng, 2021
The hot corrosion behavior of the second generation nickel base single crystal superalloy DD421 coated with 90%(mass fraction) Na2SO4+10%NaCl (molten at 750 ℃) and pure Na2SO4 (solid state at 750 ℃) was investigated by salt coating method in 750 ...
SONG Peng, JIANG Xiang-wei, WU Jun-jie, LU Yu-zhang, DONG Jia-sheng, LOU Lang-hong   +5 more
doaj   +1 more source

Pitting Corrosion of Hot-Dip Galvanized Coatings [PDF]

Materials, 2020
Lead (Pb) addition to hot-dip galvanizing (HDG) baths affects the physical characteristics of zinc coatings and is also useful to protect kettles. The influence of lead additions on both corrosion rate and morphology as well as on structure of zinc coating is less investigated.
Agnieszka Królikowska, Leszek Komorowski, Pier Luigi Bonora   +2 more
openaire   +2 more sources

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

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

Evaluation of Normal and Nanolayer Composite Thermal Barrier Coatings in Fused Vanadate-Sulfate Salts at 1000°C

Advances in Materials Science and Engineering, 2013
Hot corrosion behavior of yttria stabilized zirconia (YSZ), YSZ/normal Al2O3, and YSZ/nano-Al2O3 coatings was investigated in the presence of molten mixture of Na2SO4 + V2O5 at 1000°C.
Mohammadreza Daroonparvar, Muhamad Azizi Mat Yajid, Noordin Mohd. Yusof, Hamid Reza Bakhsheshi-Rad, Mohammad Sakhawat Hussain, Esah Hamzah   +5 more
doaj   +1 more source