合金钢轨 meaning in English

alloy steels rail

Alloy rail steel
合金钢轨钢
Alloy rail steel
合金钢轨钢
The alloy steel rail , which is used widely in the railway engineering in our country , has poor weldability although it has high intensity and excellent wearing capacity , and the means of quality control in rail welding equipment is still not perfect , which leads to the hidden safety trouble in railway
目前，我国铁路轨道工程中应用的多种合金钢轨，强度高，耐磨性好，但可焊性较差，而现有焊轨装备质量监控手段尚不完善，使线路存在安全隐患。