磨耗腐蚀,是两接触面间振动滑移引起的磨损和腐蚀介质的联合作用所产生的局部性金属腐性。 当设备或部件在下述工况条件下服役时,将可能发生磨耗腐蚀: ①工艺介质具有较强的腐蚀性; ②介质流体含有固体粒子或具有一定的流向且流速很高,或零件以一定方向高速运行。 磨耗腐蚀的形貌特征为方向性明显的花纹,有槽、沟、波纹及山谷形。
高温领域的超硬合金具耐腐蚀、耐磨耗特性,适用于螺杆、轴心。
Possessing good abrasion and corrosion resistance strength under high temperature condition. Suitable for use in screws & shafts.
溶敷金属具有低硬度高韧性,可耐热耐腐蚀耐冲击磨耗。
Dissolve deposited metal has low hardness and high toughness, heat corrosion resistance to impact abrasion.
研究了一种新型的钙云母为主相高强度的可切削玻璃陶瓷的力学性能、可加工性、表面耐腐蚀性、耐磨耗性。
Mechanical strength, machinability, surface corrosive and wear abrasion of a new type glass ceramic composed of fluorophlgopite Ca-mice were studied in this article.
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