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介绍了“钢件感应淬火金相检验”新标准的修订原则、过程和主要内容。在新标准中,规定了金相组织的分级和用硬度法测定硬化层深度。
The revised principle, process and main contents of the new standard of “steel induction hardening metallurgical test” were introduced. In the new standard, the classification of metallographic structures and the determination of the depth of the hardened layer by the hardness method are specified.