I.S. EN 818-4:1997

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Hazards
5 Safety requirements
  5.1 Components of a chain sling
      5.1.1 Chain
      5.1.2 Forged steel components
      5.1.3 Links
      5.1.4 Hooks
  5.2 Design and construction
      5.2.1 Chain slings assembled with mechanical joining devices
      5.2.2 Chain slings assembled by welding
      5.2.3 Endless chain slings
      5.2.4 Tolerance on length
  5.3 Working load rating
      5.3.1 Single-leg chain slings
      5.3.2 Multi-leg chain slings
      5.3.3 Endless chain slings
6 Verification of safety requirements
  6.1 Qualification of personnel
  6.2 Manufacturing proof force
      6.2.1 General
      6.2.2 Manufacturing proof force factors
      6.2.3 Post-test examination
  6.3 Final examination
      6.3.1 Chain slings joined by mechanical devices
      6.3.2 Chain slings of welded construction
7 Marking
  7.1 General
  7.2 Single-leg chain slings
  7.3 Multi-leg chain slings rated for a range of angles from 0
      degree to 45 degree to the vertical
8 Manufacturer's certificate
  8.1 General
  8.2 Chain slings of welded construction
  8.3 Chain slings joined by mechanical devices
9 Information for use
Annex A (normative) Alternative method of rating and marking a
        chain sling for a specific lifting application
      A.1 General
      A.2 Alternative method of rating
      A.3 Manufacturing proof force
      A.4 Marking of chain slings rated by the alternative method
          of rating
Annex B (informative) Bases for calculation of values for the
        working load limits
      B.1 Calculated values of working load limits (WLL) for
          single-leg chain slings
      B.2 Calculated values of working load limits (WLL) for
          multi-leg chain slings
Annex C (informative) Designation system for chain slings - Grade 8
Annex D (normative) Identification tags for chain slings
      D.1 General
      D.2 Tags for chain slings
Annex ZA (informative) Relationship between this European
        Standard and the Essential Requirements of EU
        Directive 98/37/EC
Annex ZB (informative) Relationship between this European
         Standard and the Essential Requirements of EU
         Directive 2006/42/EC
Bibliography

Describes the requirements related to safety, methods of rating and testing of single-, two-, three-, four-leg and endless chain slings assembled by: a) mechanical joining devices; b) welding using short link grade 8 medium tolerance lifting chain conforming to EN 818-2 together with the appropriate range of components of the same grade.