International Journal of Structural Integrity: Volume 12 Issue 6

Guest editorial

P.A. Montenegro, José A.F.O. Correia, Abilio M.P. de Jesus, Rui A.B. Calçada

Weibull statistical properties for Rockwell hardness of Incoloy 825 at different heat treatment temperatures

Ki-Woo Nam, Su-Hong Son

In this study, the Incoloy 825 alloy was hot-forged 90% by open die forging, and the Rockwell hardness was measured by change of solution treatment temperature and aging time. The…

Failure analysis and countermeasures of the SCM435 high-tension bolt of three-step injection mold

Ki-Woo Nam, Seo-Hyun Yun

The objective of this study was to perform damage analysis of SCM435 high-tension bolts connecting upper and lower parts of a three-stage injection molding machine.

Reliability analysis of gas pipeline with corrosion defect based on finite element method

Yuan-Jian Yang, Guihua Wang, Qiuyang Zhong, Huan Zhang, Junjie He, Haijun Chen

Gas pipelines are facing serious risk because of the factors such as long service life, complex working condition and most importantly, corrosion. As one of the main failure…

Safe operation of gas pipelines based on the control of stress corrosion cracking

Ilya Ryakhovskikh, Roman Kashkovskiy, Aleksandr Kaverin, Vladimir Stolov, Sergey Zhedulov

The paper is devoted to the phenomenon of stress corrosion cracking (SCC), which is an urgent problem for major operator companies that use large-diameter gas transport systems…

Experimental study on the relationship between the friction coefficient and interference in locomotive axle press-fitting

Ting Wang, Hanfei Guo, Jianjun Qiao, Xiaoxue Liu, Zhixin Fan

To address the lack of data in this field and determine the relationship between the coefficient of friction and the interference between locomotive wheels and axles, this study…

Development of an efficient steel truss system using CFS sections: a comparative study with a hot-rolled steel truss

Mohammad Adil Dar, N. Subramanian, Manmohan Gupta Baniya, M. Anbarasu, Hermes Carvalho, A.R. Dar

The purpose of this paper is to discuss the performance of efficient cold-formed steel (CFS) sections in building a truss system. A comparative study was performed comparing…

Load testing and health monitoring of monolithic bridges with innovative reinforcement

Kexin Zhang, Tianyu Qi, Dachao Li, Xingwei Xue, Zhimin Zhu

The paper aims to investigate effectiveness of the strengthening method, the construction process monitoring, fielding-load tests before and after strengthening, and health…

Research on innovative reinforcement of prestressed T-beam bridge

Kexin Zhang, Qi Tianyu, Li Dachao, Xue Xingwei, Fayue Wu, Xinfeng Liu

In order to understand the status of the bridge reinforcement process, the construction process monitoring of the reinforced bridge is carried out. The T-beam bridge was tested…