1.This Guideline is applicable to the products of mooring chains and accessories for the positioning of mobile offshore units, mooring of floating production units, mooring of offshore loading systems and mooring of gravity based structures, including common links, connecting common links, enlarged links, end links, Kenter shackles, swivels, swivel shackles, excluding studless mooring chains. Depending on the nominal tensile strength, chains are to be divided into five grades, i.e., OM3, OM3S, OM4, OM4S and OM5.
2.This Guideline is applicable to works approval and inspection of the above products.
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