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- rheotropic embrittlement 低温脆性
- Research methods on hydrogen embrittlement are reviewed. 评述了研究氢脆的方法。
- Hydrogen embrittlement can become important in martensitic steels. 马氏体钢容易出现氢脆现象。
- No embrittlement is found for products without pickling. 结果发现,产品不经过酸洗就不会引起氢脆。
- The results show that the bearing-cap bolt is hydrogen embrittlement. 结果表明,轴承盖螺栓属氢脆断裂。
- It is the character for fracture of hydrogen embrittlement of high yield steel. 此为高强度钢氢脆断口的特征。
- After irradiation, the steel will heve different tendency of embrittlement. 钢材经中子辐照后会产生不同程度的脆化倾向。
- The membrane formed inside the porous of support by MOCVD process is resistant to hydrogen embrittlement. 由金属有机气相沈积法(MOCVD)在载体孔内沈积钯膜有助于防止氢的脆化作用。
- The premature invalidation of titanium and its alloys may mainly be resulted from hydrogen embrittlement. 摘要氢脆是钛及其合金使用过程中的主要早期失效损伤原因之一。
- Causes for the hydrogen embrittlement during alkaline tin plating of elastic articles were discussed, preventive and remedial measures were presented. 探讨了弹性零件碱性镀锡产生氢脆的原因并提出了预防及消除措施。
- Eventually hydrogen becomes fixed in traps in the metal, leading to hydrogen embrittlement. 终于,氢渐渐地被固定在金属内部的“陷阱”中而导致氧脆。
- Acoustic-emission techniques have been used to determine the rate of cracking of highstrength steel due to hydrogen embrittlement. 声发射技术已被用来确定高强钢因氢脆而开裂的速率。
- So the study of hydrogen embrittlement is still avery important and very active topic in metal science. 因此,氢脆问题的研究,仍然是金属材料科学领域中一个很重要而又是非常活跃的课题。
- This standard presents the process for preventing hydrogen embrittlement in high-strength steel. 本标准介绍了高强度钢制紧固件的氢脆防治的方法。
- Through the comprehensive analysis,the result shows that crack failure reason is embrittlement of ... 通过综合分析指出对流管发生失效的原因是奥氏体不锈钢长期在高温下工作引起的热脆化开裂。
- The remainder of arsenic and tin in large amount have increased the sensitivity to the. embrittlement. 较多的砷、锡等残余元素增加了氢脆敏感性。
- Other reason is temper embrittlement which maybe caused by the fluctuation of tempering temperature. 此外,回火温 度的波动也可能引起回火脆性。
- Furthermore, a tester for measuring secondaryworking embrittlement was developed and relative test was conducted. 相应开发了一种试验装置,进行了相关的试验。
- The mechanism and phenomenon of embrittlement and method of diagnoses has been systematically investigated. 从脆化机理、表象以及检测方法方面做了系统分析。
- However, embrittlement occurs in some metals at elevated temperatures and pressures. 但是,当温度和压力升高时,某些金属会脆化。