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Friction, wear and residual strength properties of steel wire rope with different corrosion types
Wear ( IF 5.3 ) Pub Date : 2020-10-01 , DOI: 10.1016/j.wear.2020.203425
Xiang-dong Chang , Hai-bo Huang , Yu-xing Peng , Shu-xin Li

Abstract Surface wear and corrosion affect the service performance of steel wire rope. They usually appear alternately and interact. In this paper, the friction and wear properties of wire ropes with different corrosion types were investigated. Then, the interactions of the corrosion and wear on the residual strength of the rope samples were analysed. The results show that the corrosion had a strong influence on the coefficient of friction (COF) and temperature rise of the wire rope. Additionally, surface corrosion reduced the anti-wear properties and fatigue resistance of the rope. The effect of sulfuric acid corrosion was the most obvious, followed by that of sea-water and fresh water. The maximum breaking force of the wire rope with sulfuric acid corrosion decreased rapidly with the wear time, from approximately 49.9 kN–41.5 kN. Furthermore, under tensile load, the plastic deformation of the rope wires was closely related to the surface wear and corrosion condition. This study can provide basic data for the safe use and maintenance of steel wire rope.

中文翻译:

不同腐蚀类型钢丝绳的摩擦磨损及残余强度性能

摘要 表面磨损和腐蚀影响钢丝绳的使用性能。它们通常交替出现并相互作用。本文研究了不同腐蚀类型钢丝绳的摩擦磨损性能。然后,分析了腐蚀和磨损对绳索样品残余强度的相互作用。结果表明,腐蚀对钢丝绳的摩擦系数(COF)和温升有很大的影响。此外,表面腐蚀降低了绳索的抗磨损性能和抗疲劳性。硫酸腐蚀的影响最明显,其次是海水和淡水。受硫酸腐蚀的钢丝绳的最大破断力随着磨损时间的延长而迅速下降,从大约 49.9 kN 到 41.5 kN。此外,在拉伸载荷作用下,钢丝绳的塑性变形与表面磨损和腐蚀状况密切相关。本研究可为钢丝绳的安全使用和维护提供基础数据。
更新日期:2020-10-01
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