本标准提供了推土机主要部件的名称，这些部件包括一个铲刀和所有相关的结构元件，通常安装在自行式机器前面，用于通过机器的向前运动来刮削和推动物料。它还包括适用于推土机的尺寸规格定义。本标准适用于SAE J1057中定义的履带式和轮式拖拉机常用的推土机。

This standard provides the names of major components of dozers which include a blade and all associated structural elements, normally mounted in front of a self-propelled machine for scraping and pushing materials through forward motion of the machine. It also includes dimensional specification definitions applicable to dozers. This standard is applicable to dozers which are commonly used of crawler and wheel tractors as defined in SAE J1057.