Stren-Flex
Strength & Flexibility in Lifting

Broken Wire Rope Checklist

Trouble Shooting Checklist

Potential Causes of Wire Rope Damage By Indicator

 

Diameter Reduction

  • Lack of lubrication
  • Excessive abrasion
  • Corrosion, internal and/or external

High Standing

  • Poor seizing techniques
  • Tight grooves
  • Undersized sheaves
  • Poor installation techniques

Jumping the Sheave

  • Poor spooling
  • Excessive rope length
  • Broken flange

Kinking

  • Poor unreeling procedures
  • Poor installation techniques
  • Undersized sheaves

Lay Lengthening and Tightening

  • Poor installation techniques
  • Poor unreeling procedures
  • Corrosion
  • Core failure

Looped Wires

  • Poor installation techniques
  • Undersized sheaves

Unbalanced Rope

  • Oversized sheaves

Abrasion

BrokenAbrsn.gif
  • Frozen sheaves or rollers
  • Tight grooves
  • Excessive fleet angle
  • Oversized or undersized rope
  • Corrugated sheave or drum
  • Sheave overspin
  • Rope jumping the sheave
  • Poor spooling
  • Misaligned sheaves
  • Site contaminants

Core Protrusion and Slippage

BrokenShock.gif
  • Shockloading
  • Poor seizing techniques
  • Poor installation techniques

Corrosion

BrokenCorr.gif
  • Lack of lubrication
  • Environmental damage
  • Improper storage

Crushing

BrokenCrshng.gif
  • Poor installation techniques
  • Crosswinding
  • Poor spooling
  • Incorrect wire rope construction
  • Poor break-in procedure
  • Excessive fleet angle
  • Excessive rope length

Fatigue

BrokenFatigue.gif
  • Out of round sheaves
  • Tight grooves
  • Misaligned sheaves
  • Undersized sheaves
  • Worn bearings
  • Vibration
  • Slapping
  • Whipping
  • Reverse bends