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BS 4344:1968

Superseded
Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by
superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

Pulley blocks for use with natural and synthetic fibre ropes
Available format(s)

Hardcopy , PDF

Superseded date

01-03-2006

Language(s)

English

Published date

20-09-1968

Publisher

British Standards Institution

Cooperating organizations
Foreword
Specification
1. Scope
2. Definitions
3. Design
4. Rope
5. Materials
6. Block shell
7. Head fittings
8. Becket
9. Axle pins
10. Sheaves
11. Lubrication
12. Locking nuts
13. Finish
14. Proof load
15. Examination after proof loading
16. Overload design test
17. Marking
18. Certificate of test and examination
Appendices
A. Recommendations relating to contracts
B. Details which should be agreed between the
    purchaser and the supplier
C. Marking of safe working load per rope fall

Requirements for pulley blocks to lift up to 6 tons in combination with natural and synthetic fibre ropes of maximum safe working load up to 10 kN on the single part, rope safety factor 8, maximum rope velocity 0.5 m/s, and a sheave diameter at the bottom of the groove not less than five rope diameters. Materials and heat treatment, block shell, head fitting, becket, axle pins, sheaves, lubrication, locking nuts, finish. Recommendations for contracts and marking of safe working load per rope fall.

Committee
MHE/3/-/6
DevelopmentNote
Supersedes 66/17264 DC and BS 1839(1952) (08/2005)
DocumentType
Standard
Pages
14
PublisherName
British Standards Institution
Status
Superseded
SupersededBy

BS 5974:1990 Code of practice for temporarily installed suspended scaffolds and access equipment
DEFSTAN 02-113/1(2005) : 2005 REQUIREMENT FOR MECHANICAL HANDLING

BS 2789:1961 Specification for iron castings with spheroidal or nodular graphite
BS 1486-3(1949) : LATEST LIGHT-WEIGHT MINIATURE LUBRICATING NIPPLES
BS 2902:1957 Specification. Higher tensile steel chain slings and rings, links alternative to rings, egg links and intermediate links
BS 1486-1:1959 Lubricating nipples Lubricating nipples and adaptors for use on machinery and vehicles
BS 919-3:1968 Specification for screw gauge limits and tolerances Gauges for ISO metric screw threads
BS 4018:1966 Specification for pulley blocks for use with wire rope for a maximum lift of 25 tonf in combination
BS 919-1:1960 Specification for screw gauge limits and tolerances Gauges for screw threads of Unified form
BS 3758(1964) : LATEST POLYESTER FILAMENT ROPES (HAWSER LAID)
BS 1452:1961 Specification for grey iron castings
BS 1486-2:1961 Lubricating nipples Heavy duty lubricating nipples
BS 970:1955 Wrought steels (bars billets and forgings
BS 919-2(1952) : LATEST
BS 2052:1977 Specification for ropes made from manila, sisal, hemp, cotton and coir
BS 3032:1958 Specification for higher tensile steel shackles
BS 350:2004 Conversion factors for units
BS 919-4:1964 Specification for screw gauge limits and tolerances Limits of size for gauges for screw threads of Unified form diameters ¼ in and larger
BS 3912(1965) : LATEST POLYTHENE FILAMENT ROPES (HAWSER LAID)
BS 3977(1966) : LATEST POLYAMIDE (NYLON) FILAMENT ROPES (HAWSER LAID)
BS 1486-4:1981 Lubricating nipples. Specification for hydraulic grease nipples
BS 1839(1952) : LATEST

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PDF - English
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