BS 6405:1984
Current
The latest, up-to-date edition.
Specification for non-calibrated short link steel chain (grade 30) for general engineering purposes: class 1 and 2
Hardcopy , PDF
English
31-01-1984
Foreword
Committees responsible
Specification
1. Scope
2. Definitions
3. Dimensions
4. Material and manufacture
5. Mechanical properties
6. Marking
7. Test certificate
Appendices
A. Recommendations for use, care and maintenance of
chains
B. Proof force test
C. Calculation of minimum breaking force, proof force
and maximum service load
D. Static tensile test
Tables
1. Dimensions
2. Sulphur and phosphorus content of steel
3. Breaking force, proof force and maximum service load
4. Size of mark for class 1 chain
5. Calculation of test forces and maximum service load
6. Gauge lengths
Figures
1. Material and weld tolerances
2. Chain and link dimensions
3. Measurement of ultimate permanent elongation at
fracture
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