金属基体上金属和其他无机覆盖层经腐蚀试验后的试样和试件的评级  (GB/T 6461-2002)

Methods for corrosion testing of metallic and other inorganiccoatings on metallic substrates-Rating of test specimens andmanufactured articles subjected to corrosion tests

代替GB/T 6461-1986,GB/T 12335-1990,

发布时间： 2002-09-11

实施时间： 2003-04-01

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