Zobrazeno 1 - 10
of 3 346
pro vyhledávání: '"Ultra-high strength"'
Publikováno v:
Journal of Materials Research and Technology, Vol 33, Iss , Pp 8564-8572 (2024)
This study aims to investigate the impact of controlled surface oxides on the phosphatability of ultra-high-strength steel, particularly for automotive applications. Surface oxides were controlled by adjusting the dew point to −30 and + 10 °C duri
Externí odkaz:
https://doaj.org/article/4d2d858d55d24f6084881b3234ab8918
Publikováno v:
Teshugang, Vol 45, Iss 6, Pp 88-94 (2024)
In order to achieve better strength and toughness matching for the newly developed Fe-C-Cr-Ni-Mo-Co-Al co-precipitation hardening ultra-high strength steel， this study deeply discussed the mechanism of dual-aging process on the microstructure evolu
Externí odkaz:
https://doaj.org/article/71b4bd050d0845a2b65ca4e7a0924ec9
Publikováno v:
Journal of Materials Research and Technology, Vol 33, Iss , Pp 4449-4461 (2024)
Ultra-high strength steels with excellent strength, ductility and toughness have become one of indispensable high-performance structural materials. The development of ultra-high strength steels with higher performance has been widely concerned to bre
Externí odkaz:
https://doaj.org/article/88049e1c588148a9971390fadeab2c45
Publikováno v:
Journal of Materials Research and Technology, Vol 34, Iss , Pp 523-536 (2025)
In this paper, the AWS A5.28 E120C–K4 metal powder-cored wire with the addition of 1% CeO2 was developed to match the strength and toughness of ultra-high strength steel deposited metal. The influence mechanism of ultrasonic amplitude on the micros
Externí odkaz:
https://doaj.org/article/81e90029e6734b1896d006e42200ed22
Publikováno v:
International Journal of Lightweight Materials and Manufacture, Vol 7, Iss 5, Pp 648-661 (2024)
In this study, the effect of resistance spot welding (RSW) and laser beam spot welding (LBSW) processes on evolution of microstructure, load endurance capabilities, heat affected zone (HAZ) softening, and corrosion resistance of ultra-high-strength (
Externí odkaz:
https://doaj.org/article/88d9e3f7f6ce4329ac2eec96e3016ee7
Publikováno v:
Journal of Materials Research and Technology, Vol 31, Iss , Pp 1744-1753 (2024)
The effect of varying rare earth element cerium (Ce) contents (0∼0.0792 wt%) on the austenite grain size of ultra-high-strength engineering steel has been studied under different austenitization conditions (holding time of 5∼360 min at temperatur
Externí odkaz:
https://doaj.org/article/716f5b6a10e74373985360888f94b6ba
Publikováno v:
International Journal of Concrete Structures and Materials, Vol 18, Iss 1, Pp 1-20 (2024)
Abstract The seismic behavior of steel reinforced ultra-high strength concrete (SRUHSC) composite frame was investigated through finite element analysis (FEA) modeling. A FEA model for the seismic analysis of the SRUHSC frame was first established an
Externí odkaz:
https://doaj.org/article/7627dd3784ac42f287fa2e2799920872
Publikováno v:
International Journal of Concrete Structures and Materials, Vol 18, Iss 1, Pp 1-10 (2024)
Abstract A new ultra-high strength concrete, in which oxidized graphene nanoplatelet (GO) and hollow glass powder (HGP) are added, has been developed by authors. This paper presents the material properties of the concrete such as workability, compres
Externí odkaz:
https://doaj.org/article/8e28cb1af8ef45099c4ea68e2f9ec302
Autor:
TENG Peng, ZHONG Jinyan, KUANG Xiaoyu, ZHAO Zhenjiang, ZHANG Shuqi, CAI Jiahui, LI Songmei, LIU Jianhua, YU Mei, ZHONG Ping
Publikováno v:
Cailiao gongcheng, Vol 52, Iss 5, Pp 103-116 (2024)
10Cr13Co13Mo5Ni3W1VE (S280) martensitic ultra-high-strength stainless steel under aging at 200, 400, and 500 ℃ was used as the research object. Through XRD, TEM, EBSD and other test methods, combined with electrochemical test methods and X-ray phot
Externí odkaz:
https://doaj.org/article/cb852642747946e0a833044fd398576d
Publikováno v:
Journal of Materials Research and Technology, Vol 30, Iss , Pp 6858-6869 (2024)
The investigation was motivated by the widespread use of ultra-high-strength steels in cable-stayed bridges and armor steel plates. These structures are exposed to elevated risks from extreme loads, including vehicle impacts and blast loadings. The s
Externí odkaz:
https://doaj.org/article/ffbd010cff0343f8ab8b21987e20cb43