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OALib Journal期刊
ISSN: 2333-9721
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340MPa级BH钢的Snoek-K■─Kster阻尼
, PP. 831-835
Keywords: 内耗,SKK峰,钢,烘烤硬化
Abstract:
研究了两种成分的340MPa级烘烤硬化（BH）钢的Snoek—（SKK）阻尼发现用通常范围的频率测量内耗时，BH钢的SKK峰激活能（H）明显偏大；用1．7Hz的较高频率测量时，二者中含C量较高（0．024％）钢的Q-1－T曲线呈双中温峰
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