Metallic and other inorganic coatings—Phosphate conversion coating of metals
全国金属与非金属覆盖层标准化技术委员会(SAC/TC 57)
本标准规定了确定磷化膜要求的方法。
本标准适用于黑色金属、铝、锌、镉及其合金（见附录A）。
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