Preparation of steel substrates before application of paints and related products—Visual assessment of surface cleanliness—Part 4:Initial surface conditions,preparation grades and flash rust grades in connection with high-pressure water jetting
IDT ISO 8501-4:2006
全国涂料和颜料标准化技术委员会涂漆前金属表面处理及涂漆工艺分技术委员会(SAC/TC 5/SC 6)
GB/T 8923的本部分规定了高压水喷射清除或部分清除水溶性污染物、铁锈、已涂覆的涂层和外来杂质后的一系列钢材表面处理等级。各种等级通过文字叙述和典型样板照片共同定义。另外，本部分还规定了初始表面状态和清理后闪锈等级，也是通过文字叙述和典型样板照片共同定义。
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