文档介绍：Sa 1
Light blast-cleaning 轻度喷砂(Brush-off Blast Cleaning”清扫级喷砂)
The surface shall be free from visible oil, grease and dirt, and from poorly adhering mill scale, rust, paint coatings and foreign matter (water-soluble salts and welding debris). See photographs B Sa 1, C Sa 1 and D Sa 1
表面应该没有可见的油迹、油脂、灰尘、来自附着力不好的氧化铁皮、铁锈、旧涂层和其它杂质(水溶解盐和焊接碎片)。见照片B Sa 1, C Sa 1 and D Sa 1
Sa 2
Thorough blast-cleaning mercial Blast Cleaning经济喷砂清理)
The surface shall be free from visible oil, grease and dirt, and from most of the mill scale, rust, paint coatings and foreign matter. Any residual contamination shall be firmly adhering. See photographs B Sa 2, C Sa 2 and D Sa 2
表面应该没有可见的油迹、油脂、灰尘、大部分的氧化铁皮、铁锈、旧涂层和其它杂质。任何残余污染物应该被坚固地粘结。见照片B Sa 2, C Sa 2 and D Sa 2
Sa
Very thorough blast-cleaning 完全彻底的喷砂
The surface shall be free from visible oil, grease and dirt, and mill scale, rust, paint coatings and foreign matter. Any remaining traces of contamination shall show only as slight stains in the from of sports or stripes. See photographs A Sa , B Sa , C Sa and D Sa
表面应该没有可见的油迹、油脂、污垢、氧化铁皮、铁锈、。见照片A Sa , B Sa , C Sa and D Sa
Sa 3
Blast-cleaning to visually clean steel 喷砂至金属材料原色
The surface shall be free from visible oil, grease and dirt, and shall be free from mill scale, rust, paint coatings and foreign matter. It shall have a un