ASME HST-6 pdf download Performance Standard for Air Wire Rope Hoists SECTION 6-0.1 SCOPE (a) This Standard establishes performance requirements for air wire rope hoists for vertical lifting serviceinvolving material handling of freely suspended(unguided) loads using wire rope as the lifting mediumwith one of the following types of suspension: (1) lug (2) hook or clevis (3) trolley (4) base or...