Zobrazeno 1 - 10
of 94 369
pro vyhledávání: '"RESIDUAL-STRESS"'
Autor:
WANG Ruixin, CHEN Chaoyue, XU Songzhe, SHUAI Sansan, HU Tao, LI Xia, WANG Baojun, WANG Jiang, REN Zhongming
Publikováno v:
Cailiao gongcheng, Vol 52, Iss 7, Pp 15-32 (2024)
Laser additive manufacturing (LAM) enables the integrated direct formation of high-performance metallic components with complex geometry. However, the non-uniform distribution of temperature gradients, in-situ heat treatment effects, non-eq
Externí odkaz:
https://doaj.org/article/3ed6a8ff0b79412091e75147cc3d43c3
Breaking the tradeoff: multiscale optimization for lower cost, lower residual stress LPBF of SS316L
Autor:
Dilawar, Shakeel, Khan, Ahsan, Ur Rehman, Asif, Husain, Syed Zahid, Jaffery, Syed Husain Imran
Publikováno v:
Rapid Prototyping Journal, 2024, Vol. 30, Issue 6, pp. 1200-1215.
Externí odkaz:
http://www.emeraldinsight.com/doi/10.1108/RPJ-12-2023-0446
Autor:
Gonghou Yao, Zhanqiang Liu
Publikováno v:
Journal of Materials Research and Technology, Vol 32, Iss , Pp 1984-1995 (2024)
GH4169 thin-walled parts are widely used in aerospace due to their high-temperature, corrosion resistance, and fatigue strength. However, they often deform from machining-induced residual stress, which is a significant unresolved manufacturing challe
Externí odkaz:
https://doaj.org/article/48a494bfc8754b70acdd08ef34cdc174
Autor:
Erika Steyn, Johan Ahlström
Publikováno v:
Journal of Materials Research and Technology, Vol 32, Iss , Pp 1714-1724 (2024)
Railway wheels experience high temperatures during operation, especially during severe block braking. The thermal expansion of wheel rim material due to frictional heating is limited by the wheel's geometry and size. This study investigated the impac
Externí odkaz:
https://doaj.org/article/9e8bce69d40b4890b86e64f5c7430270
Publikováno v:
Journal of Materials Research and Technology, Vol 32, Iss , Pp 1749-1760 (2024)
The evolution of residual stresses (RS) at a crack tip and associated changes in crack shielding effects during fatigue crack growth (FCG) has a first order effect on the fatigue life of welded joints. This paper reports the results of fatigue crack
Externí odkaz:
https://doaj.org/article/87d9749075c44ecc9d674f2f1955ed18
Publikováno v:
Journal of Materials Research and Technology, Vol 32, Iss , Pp 177-184 (2024)
Using instrumented indentation testing, we explore the measurement of surface residual stress in H-section steel beams produced through the quenching and self-tempering (QST) process. We establish a significant correlation between the plastic pile-up
Externí odkaz:
https://doaj.org/article/a2ddc0ce72c34a3ab4db73be2d11873a
Publikováno v:
International Journal of Lightweight Materials and Manufacture, Vol 7, Iss 5, Pp 668-677 (2024)
Friction stir welding (FSW) is a solid-state welding process that is suitable for joining hardly weldable metals such as aircraft AA2024-T3 aluminum alloy. Despite FSW owns many advantages, however, some problems still arise, especially welding resid
Externí odkaz:
https://doaj.org/article/f8fc058c39794592b38ac34a878d8015
Autor:
Aboozar Poozesh, Behrooz Arezoo
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-16 (2024)
Abstract In this study a model by novel analytical approach is developed and experimentally verified for shot peening residual stress distribution. The residual stress field induced by single shot impact is calculated by using Glinka–Molski energy-
Externí odkaz:
https://doaj.org/article/0747b0aecd2747479a6d76da0f6472e0
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:
Cailiao gongcheng, Vol 52, Iss 8, Pp 142-149 (2024)
The surface strengthening treatment of 304 stainless steel was carried out by using ultrasonic nanocrystal surface modification (UNSM) technology, and the effect of UNSM on the microstructure and mechanical performance of stainless steel was st
Externí odkaz:
https://doaj.org/article/42c1ef3fbb5b40c3bdc279bebe68fba6