stress corrosion cracking
尤其是在高温下
常用释义
英式发音
美式发音
基本释义
- 应力腐蚀开裂:应力腐蚀开裂(SCC)是在腐蚀环境中裂纹形成的过程。它会导致通常具有延性的金属合金在受到拉应力作用时,尤其是在高温下,出现意外和突然的失效。SCC在化学上具有高度特异性,只有在暴露于少数化学环境时,某些合金才可能发生SCC。对于给定合金引起SCC的化学环境通常只对金属具有轻微的腐蚀作用。因此,严重SCC的金属零件可能看起来明亮而有光泽,但内部却充满了微观裂纹。这一因素使得SCC在失效之前常常难以检测到。SCC通常进展迅速,而且在合金中比纯金属更常见。特定的环境至关重要,只需要极少量的某些高活性化学物质就能引起灾难性的开裂,常常导致毁灭性和意外的失效。
例句
-
1·Stress Corrosion cracking (SCC) is a form of environmental assisted cracking.应力腐蚀开裂(SCC)是环境辅助开裂的一种形式。
-
2·Stress corrosion cracking in which the cracking occurs along grain boundaries.沿着晶界发生的应力腐蚀开裂。
-
3·The results show that the cracking of the pipe is a kind of stress corrosion cracking.分析结果表明,高压油管的开裂是应力腐蚀开裂造成的。
-
4·Stress corrosion cracking problem of concrete beams with crack is studied in this paper.本文研究了带裂纹混凝土梁的应力腐蚀断裂问题。
-
5·The role of hydrogen embrittlement in stress corrosion cracking has also been discussed.文中还对氢脆在应力腐蚀开裂中的作用进行了讨论。
-
6·The results show that evaporator failure was a result of typical stress corrosion cracking.结果表明,该蒸发釜的失效为典型的应力腐蚀破坏。
-
7·The stress corrosion cracking of metastable austenitic stainless steel has been investigated.研究了亚稳态奥氏体不锈钢的应力腐蚀开裂。
-
8·The results show that the fibre orientation affects on the stress corrosion cracking of GRP seriously.结果表明,纤维取向对玻璃纤维增强塑料的应力腐蚀行为有很大影响。
-
9·The stress corrosion cracking (SCC) behaviour of low alloy steel in nitrate aqueous solution was investigated.研究了低合金钢-硝酸盐溶液体系的应力腐蚀行为。
-
10·It was concluded that the cl ion in the oil glue resulted in stress corrosion cracking of the pure copper tube.结果表明,紫铜管渗漏系腐蚀引发裂纹所致,而涂在铜管表面的油胶中的氯离子是引起紫铜管应力腐蚀开裂的主要因素。