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bei shi ti gang dan tiao de pi liang sheng chan
Author(s): 
Pages: 61
Year: Issue:  6
Journal: Heat Treatment of Metals

Keyword:  贝氏体钢弹条批量生产弹簧钢弹性变形行车安全冲击能量线路稳定工艺规程扣压力;
Abstract: <正> 弹条是弹条工型扣件的重要零件。通过它的弹性变形,缓和列车在行进中的冲击能量和承受较大负荷,起固定轨距,减震缓冲的作用。弹条本身还能储存一定的能量,以保证轨枕,钢轨、扣件间足够大的扣压力。因此,弹条质量是直接关系到行车安全,线路稳定的重要零件。根据GB1222-75标准,弹条由60Si2Mn钢φ13mm热轧圆形弹簧钢制造,由于形状复杂,加工难度大,传统的生产工艺规程是:
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