描述了在使用油漆和相关产品之前，手动工具和电动工具清洁钢衬底的方法。它既适用于新的钢结构，也适用于之前已涂层的钢表面，以及显示需要维修涂漆的故障区域。它描述了要使用的设备和要遵循的程序。本标准与ISO 8504-3:1993相同，并根据ISO 8504-3:1993复制。

Describes methods for hand tool and power tool cleaning of steel substrates before application of paints and related products. It applies both to new steelwork and to steel surfaces that have been coated previously and that show areas of breakdown requiring maintenance painting. It describes the equipment to be used and the procedure to be followed. This Standard is identical with and has been reproduced from ISO 8504-3:1993.