Over deze norm
This standard specifies requirements for forged steel lifting hooks with latch of grade 8 having eye or clevis and pin up to 63 t working load limit (WLL), mainly for use in: chain slings according to ISO 4778 and ISO 7593, steel wire rope slings according to ISO 7531, and textile slings intended for lifting objects, materials or goods. This standard does not apply to hand forged hooks. Annex A is informative, and gives the bases for calculation of hook dimensions. Annex B is informative, and gives an example of a designation system for hooks of grade 8.