本标准包含实验室评估具有热固性粘合剂和云母氧化铁颜料的湿固化芳香族聚氨酯涂料性能的要求和验收标准 增援。涂层可以直接施涂到钢基体上，也可以施涂在其自身或兼容的底漆上，如SSPC油漆40或涂层制造商推荐的其他底漆。

This standard contains requirements and acceptance criteria for laboratory evaluation of the performance of moisture-cured aromatic polyurethane coatings having thermoset binders and micaceous iron oxide pigment reinforcement. The coating may be applied either directly to a steel substrate, or over itself or a compatible primer such as SSPC-Paint 40 or other primers recommended by the coating manufacturer.