Zobrazeno 1 - 10
of 2 322
pro vyhledávání: '"Thick plate"'
Publikováno v:
Zhongguo Jianchuan Yanjiu, Vol 19, Iss 4, Pp 271-281 (2024)
ObjectiveThis study aims to investigate the complex welding residual stress of high-strength steel thick plate with multi-pass welding, and examines the influence of such stress on the fracture behavior of welded joints. MethodsTaking 75 mm thick Q69
Externí odkaz:
https://doaj.org/article/cb034a60330b44d990c87a7b05118ff7
Publikováno v:
Journal of Materials Research and Technology, Vol 31, Iss , Pp 649-658 (2024)
The hardenability of the 2050 Al–Li alloy ultra-thick plate was evaluated by end quenching and interrupted quench methods. Microstructural investigation at different thickness positions after quenching and aging were conducted using optical microsc
Externí odkaz:
https://doaj.org/article/31e833eecca4477286f495c61d976449
Publikováno v:
Case Studies in Construction Materials, Vol 21, Iss , Pp e04046- (2024)
The overall stability of cemented tailings backfill (CTB) false roof, as an important support structure in the quarry, is of great significance for realizing the safe recovery of the ore body. This paper aims at the practical problem of ore body mini
Externí odkaz:
https://doaj.org/article/8e424728fadb420cb5c0fa33e6f97cd4
Publikováno v:
Journal of Alloys and Metallurgical Systems, Vol 8, Iss , Pp 100125- (2024)
Multi-pass laser welding with filler wire feeding shows significant potential for welding thick plates. However, this method faces challenges due to the need for edge preparation and stringent control of parameters such as wire feed speed and the rel
Externí odkaz:
https://doaj.org/article/505e709f6f5e44e7af22c48e817f0057
Autor:
Chen Zhang, Taili Dong, Fang Li, Geng Chen, Zilong Guo, Dingling Yuan, Songyi Chen, Kanghua Chen
Publikováno v:
Journal of Materials Research and Technology, Vol 30, Iss , Pp 6163-6175 (2024)
Inhomogeneous microstructures and alloy chemistry along the thickness direction can greatly affect the mechanical and corrosion properties of new generation 7xxx aluminum alloy thick plates. The inhomogeneous microstructure, stress corrosion cracking
Externí odkaz:
https://doaj.org/article/c64033184b09474daad4df1203f578a8
Publikováno v:
Archives of Metallurgy and Materials, Vol vol. 69, Iss No 1, Pp 197-208 (2024)
In order to reveal the non-uniform distribution of grain size in thick direction for engineering heavy plate, microstructure of 40 mm-thick Q345 steel was observed and measured under different short-term high temperature environments formed by fire.
Externí odkaz:
https://doaj.org/article/d510307726154b7f9884b1aa7e568e3f
Publikováno v:
Teshugang, Vol 45, Iss 2, Pp 24-29 (2024)
This paper introduces the composition design， smelting， casting and rolling process of extra-thick plate 12Cr2Mo1VR（H） steel for hydrogenation reactor application， calculates the important phase change parameters such as heat diffusion rate
Externí odkaz:
https://doaj.org/article/c0a038ed7c2e4410805f4e5d6d5b1485
Publikováno v:
IEEE Access, Vol 12, Pp 150693-150701 (2024)
This paper presents a novel low-complexity method to characterize the permittivities of low-loss dielectric slabs at millimeter-wave and sub-terahertz bands. The method assumes plane-wave illumination of the material under test and utilizes reflected
Externí odkaz:
https://doaj.org/article/a946d4b606f7498381d3de9c1396848f
Publikováno v:
Journal of Materials Research and Technology, Vol 28, Iss , Pp 4116-4130 (2024)
The laser welding technology of ultra-thick plates has been widely applied in many crucial engineering structures, where its safety and stability still suffer from the residual stress brought by the welding temperature. In this work, experimental and
Externí odkaz:
https://doaj.org/article/6fb01c6721f34fddbb4b636c48b83819
Publikováno v:
Journal of Materials Research and Technology, Vol 28, Iss , Pp 459-467 (2024)
Revealing the plasticity-evolved behaviors is of great significance for developing high-reliability thick Ti–6Al–4V welded joint for deep-sea exploration equipment. This research effort entailed a collaborative utilization of transmission electro
Externí odkaz:
https://doaj.org/article/cc7135df03024de28418e60486a8bf46