... 整铸辙叉 integrated cast frog 锰钢辙叉 manganese steel frog crossing 焊接辙叉 welding frog crossing ...
基于40个网页-相关网页
碳钢钢轨与高锰钢辙叉的焊接难度很大，仍属国际性难题。
It is very difficult to welding a high carbon steel rail and a high manganese steel frog, which is still a worldwide puzzle.
采用两种过渡层方法，使用研制的过渡层焊接材料，结合强制成形电弧焊工艺进行了高锰钢辙叉与钢轨双过渡层对接焊试验。
By two double-mediate layer method, using developed welding materials and technology of forced arc molding, butt joining tests of high manganese steel with rail steel are completed.
应用推荐