BS AU 30b:1970
Current
The latest, up-to-date edition.
Specification for standard automatic roller-type coupling for semi-trailers of 7 tons to 14¾ tons laden weight
Hardcopy , PDF
English
18-12-1970
This British Standard specifies requirements for automatic roller-type couplings for semi-trailers in the range 7 tons to 14¾ tons laden weight having a maximum imposed operating weight on the rollers of 5¾ tons. However, the rollers should be plated for a maximum design imposed weight of 6¼ tons to provide a loading tolerance.
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