BS 6994:1988
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.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 for steel shackles for lifting and general engineering purposes: grade M(4)
Hardcopy , PDF
15-08-2001
English
31-10-1988
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Foreword
Committees responsible
Specification
Section one. General
1.1 Scope
1.2 Definitions
1.3 Designation
1.4 General
1.5 Marking
1.6 Certificate of test and examination
Section two. Performance requirements
2.1 Material
2.2 Workmanship
2.3 Heat treatment
2.4 Hardness
2.5 Finish
2.6 Mechanical properties
Section three. Forms and dimensional requirements
3.1 Forms and dimensions
3.2 Tolerances on dimensions
3.3 Tolerances on screw threads and nuts
Appendices
A. Information to be supplied by the purchaser on
the enquiry and order
B. Selection and use of shackles
C. Dimensions of shackles in the range specified in
tables 1 to 6
D. Dimensions of shackles outside the dimensional
range of BS 6994
E. Safe use of shackles
Tables
1. Large dee shackles
2. Small dee shackles
3. Large bow shackles
4. Small bow shackles
5. Proportions of shackles in terms of square root of
WLL, (in tonnes)
6. Proportions of shackles in terms of d body diameter
Figures
1. Positions for marking of shackles and area for
hardness testing
2. Dee shackle with pin type G
3. Bow shackle with pin type G
4. Pin type G. Screwed pin with eye and collar
suitable for all sizes without restriction on
diameter D
5. Pin type H. Countersunk screwed pin with slotted
head. Limited to pins not exceeding 63 mm diameter
(D)
6. Pin type K. Countersunk screwed pin with sunk
square socket head. Limited to pins not exceeding
63 mm diameter (D)
7. Pin type L. Pin with hexagon head, hexagon nut and
split cotter pin, limited to pins not exceeding
85 mm diameter (D)
8. Incorrect replacement of shackle pin
9. Correct and incorrect use of shackles
10. Use of loose spacers on shackle pin
11. Use of shackles to avoid pin unscrewing: example 1
12. Use of shackles to avoid pin unscrewing: example 2
Performance and dimensions of four types of higher tensile steel shackles.
| Committee |
MHE/1
|
| DevelopmentNote |
REPLACES BS 3032:1958 WHICH REMAINS CURRENT FOR THE TIME BEING.
|
| DocumentType |
Standard
|
| Pages |
24
|
| PublisherName |
British Standards Institution
|
| Status |
Withdrawn
|
| Supersedes |
| Standards | Relationship |
| ISO 2415:2004 | Similar to |
| BS 7072:1989 | Code of practice for inspection and repair of offshore containers |
| BS 8100-3(1999) : 1999 | LATTICE TOWERS AND MASTS - CODE OF PRACTICE FOR STRENGTH ASSESSMENT OF MEMBERS OF LATTICE TOWERS AND MASTS |
| BS 7167:1990 | Specification for Bordeaux connections |
| ISO 2415:2004 | Forged shackles for general lifting purposes — Dee shackles and bow shackles |
| BS 6166-3:1988 | Lifting slings Guide to the selection and safe use of lifting slings for multi-purposes |
| BS 1610-2:1985 | Materials testing machines and force verification equipment Specification for the grading of equipment used for the verification of the forces applied by materials testing machines |
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