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BS 2902:1957

Withdrawn
Withdrawn

A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.

Specification. Higher tensile steel chain slings and rings, links alternative to rings, egg links and intermediate links
Available format(s)

Hardcopy , PDF

Withdrawn date

15-08-2001

Language(s)

English

Published date

30-09-1957

Foreword
Descriptive notes
Notes on design
Working loads
Specification
Clauses
1 Scope
2 Material
3 Nominal size
4 Nominal length of sling
5 Form and dimensions
6 Permissible variation in dimensions
7 Workmanship
8 Heat treatment
9 Quality marking
10 Testing machine
11 Proof testing
12 Testing facilities
13 Additional tests
14 Inspection
15 Marking
16 Certificate of test and examination
Diagrams
1 Included angle, alpha, for multiple-leg slings
2 Mark on upper terminal component denoting included
    angle
Figures
1 Ring, types A, B, C and D
2 Link, alternative to ring, types A, B, C and D
3 Reevable egg link
4 Non-reevable egg link
5 Enlarged egg link
6 Joining egg link
7 Intermediate link
8 Single chain sling
9 Two-leg chain sling
10 Three-leg chain sling
11 Four-leg chain sling
12 Reevable collar chain sling
13 Non-reevable collar chain sling
Tables
1 Rings, types A, B, C and D
2 Links, alternative to rings, types A, B, C and D
3 Reevable egg links
4 Non-reevable egg links
5 Enlarged egg links
6 Joining egg links
7 Intermediate links
8 Components of single chain sling
9 Components of two-leg chain sling
10 Components of three-leg chain sling
11 Components of four-leg chain sling
12 Components of reevable collar chain sling
13 Components of non-reevable collar chain sling
14 Alternative rings for use with slings
Appendices
A Certificate of test and examination
B Requirements for chain testing machines
C Alternative rings for use with slings
D Preferred ring sizes
E Safety recommendations for the use, care and
    maintenance of chain and chain slings

Materials, dimensions, tests for chain slings with higher tensile strength than BS 781. Sizes of short link chain ¼ in to l½ in. Single, two-leg, three-leg, four-leg slings; reevable, non-reevable collar slings; components. Notes on design, with simple formulae for calculating proof loads for rings, links and other intermediate components. Testing machine, details of proof testing and proof loads, a form of certificate of test and examination, recommendations for safe working loads, and for use, c are and maintenance of chain and chain slings, safe working loads for alternative rings.

Committee
MHE/1
DocumentType
Standard
Pages
46
PublisherName
British Standards Institution
Status
Withdrawn

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