Wire Rope Construction And Selection

Question 1

5 parts that make up a wire rope

Answer 1

Strand
Wire
Center wire
Wire rope core
Wire rope

Question 2

How do you measure wire rope?

Answer 2

measure crown to crown
Take 3 measurements on 6 strand wire rope
Take 4 measurements on 8 strand wire rope

Question 3

6x26 wire rope
39x19 wire rope
What does each set of numbers represent

Answer 3

6x26 = 6 strands 26 wires per strand
39x19 = 39 strands 19 wires per strand

Question 4

Corrosion in wire rope____

Answer 4

Often starts inside the wire rope and is usually caused by lack of lubrication

Question 5

Rotation resistant wire rope is not for _______

Answer 5

Boom house systems and manufacturers directions for use of swivels must be followed

Question 6

Inspect rotation resistant wire rope very carefully because ____

Answer 6

They tend to wear from the inside out

Question 7

What are the three types of wire core?

Answer 7

Fiber core
Wire strand core
Independent wire rope core

Question 8

What are the advantages of wire core compared to fiber core?

Answer 8

Adds 7-1/2% in strength
More resistant to crushing
Does not burn or char under extreme heat conditions