规定了链轮上运行的链条的使用、检查、运行测试和维护的主要原则。主要应用包括手动和电动起重机。起重链条可能受国家和地方法律法规的管辖。

Specifies the main principles for the use, inspection, in-service testing and maintenance of chains operating over chain wheels. The principal applications include manual and power driven hoists. Lifting chains may be governed by national and local laws and regulations.