Results 51 to 60 of about 19,781 (191)

Theoretical and numerical investigation of micro-textures fabrication by ultrasonic surface rolling process

The International Journal of Advanced Manufacturing Technology, 2022
Abstract Surface texturing is a potential approach to achieving excellent surface performance. To realize high precision and efficiency in micro-texturing fabrication, a surface texturing method utilizing an ultrasonic surface rolling process is proposed.
Ying Meng, Jianxin Deng, Ran Wang, Qinghao Sun, Zhihui Zhang   +4 more
openaire   +1 more source

Study on the enhancement of surface integrity and wear resistance of iron-based coatings by ultrasonic surface rolling process

Journal of Materials Research and Technology
This study explores the fabrication of iron-based coatings on 45CrNiMoVA steel using laser cladding technology. Laser cladding offers advantages such as a low dilution rate and a dense microstructure but is hindered by drawbacks like poor surface finish ...
Xinsheng Wang, Yang Zheng, Jian Liu, Zhihai Cai, Xian Du, Haidou Wang   +5 more
doaj   +1 more source

Index to NASA Tech Briefs, January - June 1967 [PDF]

, 1967
Technological innovations for January-June 1967, abstracts and subject ...

core   +1 more source

Interface Microstructures and Bond Formation in Ultrasonic Consolidation [PDF]

, 2007
The quality of ultrasonically consolidated parts critically depends on the bond quality between individual metal foils. This necessitates a detailed understanding of interface microstructures and ultrasonic bonding mechanism.
Adams, B. L., Aydelotte, B., Janaki Ram, G. D., Nylander, C., Stucker, B. E., Yang, Y.   +5 more
core   +1 more source

Nonterrestrial utilization of materials: Automated space manufacturing facility [PDF]

, 1982
Four areas related to the nonterrestrial use of materials are included: (1) material resources needed for feedstock in an orbital manufacturing facility, (2) required initial components of a nonterrestrial manufacturing facility, (3) growth and ...

core   +1 more source

Development of Nickel-Titanium Graded Composition Components [PDF]

, 2004
The potential of various manufacturing methods was evaluated for producing nickel-titanium graded composition material. The selected test case examined attachment brackets that join nickel-based metallic thermal protection systems to titanium-based ...
Baughman, J. M., Domack, M. S.
core   +1 more source

A Review of Layer Based Manufacturing Processes for Metals [PDF]

, 2006
The metal layered manufacturing processes have provided industries with a fast method to build functional parts directly from CAD models. This paper compares current metal layered manufacturing technologies from including powder based metal deposition,
Fan, Zhiqiang, Liou, Frank, Panackal, Ajay, Ruan, Jianzhong, Sparks, Todd E., Stroble, Jacquelyn Kay   +5 more
core   +2 more sources

Corrosion damage characteristics of aluminum alloy strengthened by ultrasonic surface rolling processing and its influence on fatigue behavior

Journal of Materials Research and Technology
Ultrasonic surface rolling processing (USRP) is used to strengthen 7075 aluminum alloy, the corrosion behavior during immersion is studied by electrochemical impedance spectroscopy, and fatigue performance of different samples under corrosion was tested.
Shuaixing Wang, Tianjian Yu, Lingyun Zhong, Xiaohui Liu, Shujing Liu, Chao Shi, Nan Du   +6 more
doaj   +1 more source

Ablation debris control by means of closed thick film filtered water immersion [PDF]

, 2010
The performance of laser ablation generated debris control by means of open immersion techniques have been shown to be limited by flow surface ripple effects on the beam and the action of ablation plume pressure loss by splashing of the immersion fluid ...
Bickel W. S., Bowling R. A., C F Dowding, Dyer P. E., Dyer P. E., Hutcheson G. D., J Lawrence, Lifshitz E. M., Munson B. R.   +8 more
core   +1 more source

Effect of surface nanocrystallization on microstructure, mechanical property and corrosion resistance of Mg and its alloys: A perspective review

Journal of Magnesium and Alloys
Magnesium (Mg) and its alloys, as the lowest density metallic structural alloys, have been widely employed across various industries, including electronic communication, automotive, aircraft, defense, and military.
Jie Liang, Ziyong Hou, Revathy Prasath Babu, Xin Xu, Kezhao Liu, Xiaoxu Huang   +5 more
doaj   +1 more source