ISO 4778:1981 Preview
Chain slings of welded construction -- Grades M (4), S (6) and T (8)
This standard was last reviewed and confirmed in 2010. Therefore this version remains current.
Specifies the requirements, methods of rating and testing of single, two, three and four branch (or leg) welded chain slings. Does not apply to mechanically joined slings or welded slings having branches of unequal nominal reach.
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