BS EN 818-3 : 1999
Current
The latest, up-to-date edition.
SHORT LINK CHAIN FOR LIFTING PURPOSES - SAFETY - PART 3: MEDIUM TOLERANCE CHAIN FOR CHAIN SLINGS - GRADE 4
Hardcopy , PDF
English
01-01-1999
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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 General
5.3.2 Quality of material
5.3.3 Heat treatment
5.3.4 Stainless steel
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) - Mass of chain
Annex C (informative) - Designation system for chain (medium
tolerance) - Grade 4
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
Defines the requirements related to safety for short link chains, grade 4, of medium tolerance for use in chain slings to EN 818-4:1996+A1 and for general lifting purposes. Applies to electrically welded round steel short link chains, conforming to EN 818-1:1996+A1, which are intended for lifting objects, materials or goods.
| Committee |
MHE/1
|
| DevelopmentNote |
Supersedes BS 4942-3(1981) and 94/709224 DC (09/2005) 1999 Edition Re-Issued in September 2008 & incorporates AMD 1 2008. Supersedes 06/30145705 DC. (10/2008) Reviewed and confirmed by BSI, July 2014. (06/2014)
|
| DocumentType |
Standard
|
| Pages |
24
|
| PublisherName |
British Standards Institution
|
| Status |
Current
|
| Supersedes |
| Standards | Relationship |
| UNI EN 818-3 : 2008 | Identical |
| NBN EN 818-3 : 1999 + A1 2008 | Identical |
| EN 818-3:1999+A1:2008 | Identical |
| NS EN 818-3 : 1999 + A1 2008 | Identical |
| NEN EN 818-3 : 1999 + A1 2008 | Identical |
| NF EN 818-3 : 1999 + A1 2008 | Identical |
| SN EN 818-3 : 1999 + A1 2008 | Identical |
| I.S. EN 818-3:1999 | Identical |
| DIN EN 818-3:2008-12 | Identical |
| BS 7905-1:2001 | Lifting equipment for performance, broadcast and similar applications Specification for the design and manufacture of above stage equipment (excluding trusses and towers) |
| 03/316262 DC : DRAFT OCT 2003 | BS 7906-1 - USE OF LIFTING EQUIPMENT FOR PERFORMANCE, BROADCAST AND SIMILAR APPLICATIONS - PART 1: CODE OF PRACTICE FOR INSTALLATION, USE AND REMOVAL OF ABOVE STAGE EQUIPMENT (EXCLUDING TRUSSES AND TOWERS) |
| BS 7906-1:2005 | Use of lifting equipment for performance, broadcast and similar applications Code of practice for installation, use and removal of above stage equipment (excluding trusses and towers) |
| EN 10088-3:2014 | Stainless steels - Part 3: Technical delivery conditions for semi-finished products, bars, rods, wire, sections and bright products of corrosion resisting steels for general purposes |
| EN 1050 : 1996 | SAFETY OF MACHINERY - PRINCIPLES FOR RISK ASSESSMENT |
| ISO 12100-2:2003 | Safety of machinery Basic concepts, general principles for design Part 2: Technical principles |
| ISO 643:2012 | Steels Micrographic determination of the apparent grain size |
| ISO 497:1973 | Guide to the choice of series of preferred numbers and of series containing more rounded values of preferred numbers |
| ISO 12100-1:2003 | Safety of machinery Basic concepts, general principles for design Part 1: Basic terminology, methodology |
| EN 818-6:2000+A1:2008 | Short link chain for lifting purposes - Safety - Part 6: Chain slings - Specification for information for use and maintenance to be provided by the manufacturer |
| EN 818-1:1996+A1:2008 | Short link chain for lifting purposes - Safety - Part 1: General conditions of acceptance |
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