本国际标准规定了一系列钢制滚子链的特性，其尺寸来源于可锻铸铁类型，适用于农业、建筑、采石及相关工业、机械搬运等领域的操作和维护条件，以及相关链轮的特性。

This International Standard specifies the characteristics of a range of steel roller chains, dimensionally derived from the malleable iron type and suitable for the conditions of operation and maintenance prevailing in such fields as agriculture, building, quarrying and related industry, mechanical handling, etc., and of associated chain sprockets.