This Standard establishes performance requirements for air-powered chain hoists for vertical lifting service involvingmaterialhandlingoffreely suspended(unguided)loadsusing load chainofthe rollerorweldedlink typeswithone of the following types of suspension: (1) lug (2) hook or clevis (3) trolley (b) This Standard is applicable to hoists manufactured after the date on which this Standard is issued. It is not applicable to (1) damaged or malfunctioning hoists (2) hoists that have been misused or abused (3) hoists that have been altered without authorization of the manufacturer or a qualified person (4) hoists used for lifting or supporting people, or (5) hoists used for the purpose of drawing both the load and the hoist up or down the hoist’s own load chain(s) The requirements ofthis Standard shall be applied togetherwith the requirements of ASME B30.16.