Results 41 to 50 of about 646 (115)

Study on Vibration Characteristics of Polishing Rod for Polishing Aeroengine Blade with Abrasive Cloth Wheel

open access: yesMathematical Problems in Engineering, Volume 2020, Issue 1, 2020., 2020
The vibration of grinding tools is very essential to the performance of parts and the safety of machine tools. However, the vibrationis rarely studied in the process of polishing aeroengine blade with abrasive cloth wheel. Polishing force is measured by dynamometer in the process of polishing aeroengine blade with abrasive cloth wheel, and the time ...
Chao Xian   +4 more
wiley   +1 more source

A computational modeling of fully friction contact-interaction in linear friction welding of Ni-based superalloys

open access: yesMaterials & Design, 2020
A three-dimensional coupled thermo-mechanical model was developed to simulate the linear friction welding (LFW) of same or dissimilar Ni-based superalloys.
Peihao Geng, Guoliang Qin, Jun Zhou
doaj   +1 more source

Effect of temperature on the creep behavior and mechanism of GH4169 alloy

open access: yes工程科学学报, 2023
GH4169, a precipitation-strengthened nickel-based superalloy, has been extensively used in structural applications in temperatures up to 650 ℃ because of its high-temperature strength, long-term stability, thermal fatigue, creep resistance, corrosion ...
Sheng-yong GAO   +4 more
doaj   +1 more source

Transient Analysis and Safety Assessment of Turbofan Engine Structures during Bird Ingestion

open access: yesInternational Journal of Aerospace Engineering, Volume 2020, Issue 1, 2020., 2020
The high bypass ratio turbofan engine’s load‐carrying structure transient response during bird ingestion was analyzed in accordance with the engine bird ingestion certification regulations, the principles of structural safety assessment were represented, and the structural safety analysis and assessment method of Turbo‐Fan engine during bird ingestion ...
Gang Luo   +5 more
wiley   +1 more source

Microstructural Evolution of Wrought-Nickel-Based Superalloy GH4169

open access: yes, 2022
To investigate the microstructural evolution of wrought-nickel-based superalloy GH4169 from the original ingot to the finished product of manufacturing processes, different kinds of etchants and etching methods were used to show the fine precipitates and
Zidong Wang   +7 more
core   +1 more source

The Effect of Nb on Microstructure and Properties of GH4169 Alloy Pipe [PDF]

open access: yesTeshugang
With the manufacturing process by vacuum induction, electroslag remelting, vacuum self consumption, homogenization heat treatment, forging, hot extrusion, cold rolling, and heat treatment.
Wang Shaobing, Sun Wenqiang, Wang Man, Zhou Zhu, Liu Zhengdong, Zhong Qiang
doaj   +3 more sources

Elastic property and airtightness of ceramic fiber baseline seals with elastic elements

open access: yesCailiao gongcheng
The baseline seal structure is widely used in the thermal protection of aircraft due to its excellent thermal insulation and stability. However, prolonged exposure to high temperatures and heavy loads in service can easily lead to permanent deformation ...
WANG Yajie   +6 more
doaj   +1 more source

The Electrochemical Dissolution Characteristics of GH4169 Nickel Base Super Alloy in the Condition of Electrochemical Machining

open access: yesInternational Journal of Electrochemical Science, 2018
The nickel-based super-alloy of GH4169 is often used for manufacturing core functional components of turbo-machinery systems. It is a kind of high temperature, high specific strength and wear-resistant material, and machining this material by the use of ...
Yu Tang, Zhengyang Xu
doaj   +1 more source

Study on the Machinability of Ni-Based Superalloy by Milling Parameters and Cooling Methods under Minimal Quantity Lubrication

open access: yesApplied Sciences, 2023
To explore the milling characteristics of Ni-based superalloy under minimal quantity lubrication (MQL), a single-factor experiment was adopted to investigate the milling machinability of GH4169 Ni-based superalloy.
Yihan Jiang   +4 more
doaj   +1 more source

Experimental Study on Thermostatic Cutting Nickel-Base Superalloy GH4169

open access: yes, 2010
Nickel-base super alloy GH4169 is difficult to cutting and tool wear is very serious, because of its high strength, poor thermal conductivity, and serious work-hardening.
Zhao Peng Hao, R.D. Han, D. Gao
core   +1 more source

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