Construction of a steel rope

A steel wire rope is a load-bearing element of a complex construction. Its primary elements are:wires > lays > cores > lubricant Depending on the rope construction, the number of wires varies from a few to several-hundreds. The core of the rope constitutes a support...

Terminology related to steel wire ropes

Nominal diameter – [d] mm A diameter of the rope accepted in the standard applicable for the given rope construction, calculated as a theoretical mean value rounded to nearest integer. This value is used for specification and description of the ropes while making a...

Wire direction in the lay and lays in the rope

The first small letters z, s mean the direction of lays in the rope. The direction of wires in the strands – left, right – is respectively designated with characters Z and S following the character describing the direction of lays in the rope. The co-related...

Steel wire ropes selection – General principles

The durability of a wire rope in specified working conditions depends not only on the quality of wires used to produce it and the manufacture technology, but also on selecting a suitable rope construction for the given working conditions as well as on observing the...

Ways to unreel and uncoil wire rope

Incorrect rope unreeling/uncoiling may be the cause of the rope damage and significant reduction of its working life. For cutting the holding tapes shears for metal should be used; in no case, a chisel should be used or other sharp tools which may damage the rope....