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发明名称
轨腰带曲面凸筋的异型钢轨
摘要
一种轨腰具有曲面凸筋的异型钢轨,现有的这种异型钢轨加工方法复杂,成本高。本实用新型的目的是这样实现的:整个钢轨为一体结构,包括轨底1、轨腰2、轨顶4,轨底1与轨腰2成坡形过渡,轨腰2上具有带对称曲面的凸筋3,轨顶4与普通钢轨相同。它是一种轨腰具有曲面凸筋的异形钢轨,轨腰性能得到明显改善,其中轨腰局部区域的冲击功比现有异形钢轨的冲击功提高1.5-1.8倍,屈服强度比轨底提高15-20%,抗拉强度提高10-15%,延伸率提高10%左右。
申请公布号
CN2217638Y
申请公布日期
1996.01.17
申请号
CN93211784.8
申请日期
1993.05.04
申请人
哈尔滨铁路局焊轨厂
发明人
安宏钺;李超
分类号
E01B5/02
主分类号
E01B5/02
代理机构
代理人
主权项
1、一种轨腰带曲面凸筋的异型钢轨,整个钢轨为一体结构,包括轨底[1],轨腰[2],轨顶[4],轨底[1]与轨腰[2]成坡形过渡,其特征在于轨腰[2]具有对称的曲面凸筋[3]。
地址
150030黑龙江省哈尔滨市香坊区香标1号
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