叙述了涡流探伤基本原理，分析了国内外锅炉钢管涡流探伤验收标准，提出了锅炉钢管涡流探伤验收等级标准。
This article describes the basic principles of eddy current test and analyzes the acceptance standards of eddy current test for boiler tubes at home and abroad.
关于特殊的应用或应用种类的等级、处理和验收标准的适宜性，它没有作出建议。
It makes no recommendations regarding the suitability of any grade, treatment, or acceptance criteria for any particular application or class of applications.
瑕疵等级和验收公差是否被明确界定了？
Are defect classifications and acceptance tolerance clearly defined?
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