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Present status and innovation of bainitic steel welded frog
Author(s): 
Pages: 9-13
Year: Issue:  4
Journal: HEAT TREATMENT OF METALS

Keyword:  贝氏体钢焊接辙叉闪光接触焊;
Abstract: 介绍了国内贝氏体钢高强高韧辙叉、高锰钢及国外同类产品的情况.阐述了贝氏体钢高强高韧辙叉具有更高的耐磨性和接触疲劳寿命,成本更低廉,可焊性好等优点.现已成功应用于京广和京沪铁路线,并指出其性价比还有进一步提高的空间,工业化前景和国内外市场看好.
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