I.S. EN 818-2:1997
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
Hardcopy , PDF
25-06-2008
English
11-04-1997
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Hazards
5 Safety requirements
5.1 General
5.2 Dimensions
5.2.1 Nominal size of chain, d[n]
5.2.2 Tolerance on material diameter (except at the weld)
5.2.3 Weld diameter
5.2.4 Length dimensionally affected by welding
5.2.5 Pitch and widths
5.3 Materials and heat treatment
5.3.1 Quality of material
5.3.2 Heat treatment
5.4 Mechanical properties
5.4.1 Manufacturing proof force (MPF)
5.4.2 Breaking force (BF) and total ultimate elongation (A)
5.4.3 Bend deflection
6 Verification of safety requirements
6.1 Qualification of personnel
6.2 Size of lot and selection of samples
6.3 Manufacturing proof force, breaking force and total
ultimate elongation
6.3.1 Static tensile test
6.3.2 Manufacturing proof force acceptance criteria
6.3.3 Breaking force and total ultimate elongation
acceptance criteria
6.4 Bend deflection
6.4.1 Bend test
6.4.2 Bend deflection acceptance criteria
7 Marking
8 Manufacturer's certificate
9 Information for use
Annex A (informative) Calculation of dimensions, working load
limits and mechanical properties
A.1 Dimensions and tolerances
A.2 Working load limits and mechanical properties
Annex B (informative) Weight of chain
Annex C (informative) Designation system for chain (medium
tolerance) - grade 8
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
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