The rope in the left hand lay photo shows one left hand lay rope from left to right and top to bottom.
Right hand lay wire rope.
The first is the direction in which the wire rope s strands are wrapped around the wire rope s core.
The picture of steel wire rope on this page shows a rope with right hand lay.
The idea of lay is used to describe three different characteristics of wire rope.
Using the right hand for right lay wire rope and the left hand for left lay wire rope the clenched fist denotes the drum the extended index finger the oncoming rope.
Right hand regular lay.
They should be tightened before the rope is placed under tension.
Ordinary lay or lang s lay.
A cross lay conventional lay the strands of a so called conventional wire rope have equal sized wires in all layers.
In a four rope hoist application the ropes should be installed left hand lay then right hand and left then right hand lay again not two left and then two right.
When the strands rotate in a counterclockwise direction as the threads do in a left hand bolt the rope is left lay.
Cross section of wire rope.
This can be either left or right.
Right or left lay refers to the direction in which the strands rotate around the wire rope.
So to further reduce the affects of rope torque when loaded it is advisable to have a left and right hand laid rope in the winding system.
Steel wire ropes are conventionally produced right hand lay unless special circumstances require left hand lay.
In this instance the lay is to the left rather than to the right as in the right lang lay.
The first is a fiber core made up of synthetic material or natural fibers like sisal.
For right handed drum left hand rope.
Stranded ropes are an assembly of several strands laid helically in one or more layers around a core.
Figure 13 4 lays of wire rope.
Left hand regular lay.
Right hand lang s lay.
This core can be one of three types.
To describe the direction in which the wires are stranded in relation to the direction of the strands in the completed rope e g.
For left handed drum right hand rope.
Right hand lang lay rhll wire rope close up.
If the strands appear to turn in an anti clockwise direction or like a left hand thread as the strands progress away from the viewer the rope has a left hand lay.
Right hand lay strands are laid into a right hand lay rope.
In left lang lay rope the wires in the strands and the strands in the rope are also laid in the same direction.