首页>
外国专利>
Steel material with excellent properties of fatigue of support with fatigue rolling contact and part of the support
Steel material with excellent properties of fatigue of support with fatigue rolling contact and part of the support
展开▼
机译:具有出色的疲劳疲劳特性的钢质材料,具有疲劳滚动接触和部分支撑
展开▼
页面导航
摘要
著录项
相似文献
摘要
Summary "steel material with excellent properties of fatigue of support with contact fatigue of lamination and the support steel material support in accordance with the present invention has: a form by chemical correctly adjusted; a chemical composition average of inclusu00f5 Es of oxide which comprise 10 to 45% of Cao, 20 to 45% of Al2O3, 30 to 50% of SiO2, up to 15% (ex clusivo 0) of MnO.And 3 to 10% of MgO, with the balance being unavoidable impurities; a diameter of the main axis of maximum inclusions of oxide in a longitudinal section of the steel material of 20 u00b5 m or less; and a structure of cementita spheroidal.
展开▼