DIN EN 13481-7-2012 轨道交通.铁轨.紧固设备的性能要求.第7部分:转辙器、闸口和护轨的特殊紧固设备.德文版本EN 13481-7-2012
Railway applications - Track - Performance requirements for fastening systems - Part 7: Special fastening systems for switches and crossings and check rails; German version EN 13481-7:2012