Fixed alloy steel combination railway frog

The utility model provides a fixed alloy steel combination railway frog, include heart rail and the wing rail that is located heart rail both sides, the main part of wing rail is ordinary rail, the easy abrasion part of wing rail is alloy steel portion, the alloy steel portion of wing rail with hear...

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Bibliographische Detailangaben
1. Verfasser:	LONG YUNSHENG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES FIXED CONSTRUCTIONS MACHINES FOR MAKING RAILWAYS OF ALL KINDS PERMANENT WAY PERMANENT-WAY TOOLS
Online-Zugang:	Volltext bestellen
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