Results 31 to 40 of about 70,271 (161)

Effect of heating temperature on the hydrogen embrittlement susceptibility in hot stamped medium-Mn steel

工程科学学报
Medium-Mn steel with M3 microstructural characteristics (multiphase, multiscale, and metastable) is a promising third-generation automotive steel owing to its remarkable combination of ultrahigh strength and ductility.
Xiaoli ZHAO, Yongjian ZHANG, Cunyu WANG, Weijun HUI   +3 more
doaj   +1 more source

High-temperature plasticity improvement by La addition during crack inhibition in laser powder bed fusion fabricated Haynes 230

Virtual and Physical Prototyping
This study investigates the high-temperature performance of Laser powder bed fusion (LPBF) – Haynes 230 alloy with trace La addition, addressing the issue of high-temperature ductility loss and establishing the relationship between microstructural ...
You Wang, Wei Guo, Huaixue Li, Hongyang Cui, Peipei Han, Dong Zhao, Shijian Li, Yulong Li, Shuai Huang, Hongqiang Zhang   +9 more
doaj   +1 more source

Laser powder bed fusion of a Ni3Al-based intermetallic alloy with tailored microstructure and superior mechanical performance

Advanced Powder Materials
Ni3Al-based alloys are excellent candidates for the structural materials used for turbine engines due to their excellent high-temperature properties.
Mingyu Liu, Jiang Wang, Tao Hu, Songzhe Xu, Sansan Shuai, Weidong Xuan, Shuo Yin, Chaoyue Chen, Zhongming Ren   +8 more
doaj   +1 more source

Hot ductility behavior of a low carbon advanced high strength steel (AHSS) microalloyed with boron

, 2011
The current study analyses the influence of boron addition on the hot ductility of a low carbon advanced high strength NiCrVCu steel. For this purpose hot tensile tests were carried out at different temperatures (650, 750, 800, 900 and 1000 ◦C) at a ...
Bedolla Jacuinde, Arnoldo, Maldonado, Cuauhtémoc, I. Mejía, J.M. Cabrera, Cabrera Marrero, José M., A. Bedolla-Jacuinde, C. Maldonado, Mejía, Ignacio   +7 more
core   +1 more source

Impact of various heat treatment processes and welding speeds on the mechanical properties and microstructures of soft/hard composite joints

Frontiers in Materials
There is a certain contradiction between the formability and strength of auto parts. In this work, the whole-process processing technology of hot stamping soft steel was designed, and 500 MPa grade mild steel (500HS) with uniform microstructure was ...
Yang Yu, Zhao Wang, Biao Chen, Shuchao Zhang, Jinliang Du   +4 more
doaj   +1 more source

Rheological Behavior and Sensitivity of Wood-Derived Bio-Oil Modified Asphalt Binders

Applied Sciences, 2018
The demand for bituminous materials is continuously growing; crude oil-based asphalt binders are non-renewable, and are facing rapid depletion. With the increase of petroleum-based asphalt prices, seeking an alternative, renewable material such as bio ...
Junfeng Gao, Hainian Wang, Zhanping You, Mohd Rosli Mohd Hasan, Yong Lei, Muhammad Irfan   +5 more
doaj   +1 more source

Hot Deformation Behavior of Haynes 25 by the Hot Tensile Test

Journal of Advanced Materials in Engineering, 2019
In the present work, hot tensile behavior of Haynes 25 Co-base alloy was investigated in the temperature range of 950-1200 ˚C and 0.1 s-1. Thermodynamic calculations showed that M23C6 and M6C carbides were stable below 1000 ˚C and above 1050 ˚C ...
M. Samii Zafarghandi, S. M. Abbasi
doaj  

REINFORCEMENT AND HOT WORKABILITY OF ALUMINIUM ALLOY 7075 PARTICULATE COMPOSITES: A REVIEW [PDF]

Journal of Engineering Science and Technology, 2018
A proper selection of matrix and reinforcement result in the best combinations of physical and mechanical properties in the resulting a metal matrix composite (MMC).
Q. M. AZPEN, B. T. H. T. BAHARUDIN, S. SHAMSUDDIN, F. MUSTAPHA   +3 more
doaj  

Effect of boron on the hot ductility behavior of a low carbon advanced ultra-high strength steel (A-UHSS)

, 2013
This research work studied the effect of boron additions (14, 33, 82, 126, and 214 ppm) on the hot ductility behavior of a low carbon advanced ultra-high strength steel.
Bedolla Jacuinde, Arnoldo, Ignacio Mejía, Altamirano, G., Arnoldo Bedolla-Jacuinde, José María Cabrera, Cabrera Marrero, José M., Gerardo Altamirano, Mejía, Ignacio   +7 more
core   +1 more source

HOT DUCTILITY OF MICROALLOYED STEELS

, 2008
The loss in ductility experienced by microalloyed steels at temperatures generally ranging from 700 to 1100 degrees C is a widely studied subject in steel research.
D. Ripamonti, Mannucci, A., Vedani, M., A. Mannucci, DELLASEGA, DAVID, VEDANI, MAURIZIO, Dellasega, D., Ripamonti, D.   +7 more
core   +1 more source