Relationship between tensile strength and torsion of a steel wire rope under different operational states in an Indian mine

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Two important standard tests to identify the quality of wire rope and its usability are torsion tests and tensile tests. This paper examines whether any functional relationship exists between the two properties of rope wires, namely, tensile strength and torsion under three different operational conditions: (1) new rope wires, (2) wires from rope after one year of use and (3) wires from failed ropes after one year and six months of use. Fatigue strength of a rope depends upon torsional stress conditions.

Description

Two important standard tests to identify the quality of wire rope and its usability are torsion tests and tensile tests. This paper examines whether any functional relationship exists between the two properties of rope wires, namely, tensile strength and torsion under three different operational conditions: (1) new rope wires, (2) wires from rope after one year of use and (3) wires from failed ropes after one year and six months of use. Fatigue strength of a rope depends upon torsional stress conditions.

Additional information

Author(s)

M.K. Singh and A. K. Basu, Central Mining Research Institute, India

Publication/Event/Pages

Paper presented at WAI 72nd Annual Convention, Chicago, IL USA. Paper published in Wire Journal International, June 2003, pg. 63.

Year

2002