changshu huibo railway fastener co.,ltd
railway track material, fastener, Insulator/Dowels/Ferrule, Rail track material, base plate/rail pads, Manufacturer and Supplier - China(CN)
Insert/Iron shoulders (HB15)
Insert/Iron shoulders
Insert/iron shoulders are casted in the concrete ties for fixation of elastic clips
Material: pearlitic malleable iron, spheroidal graphite
Type: single stem tron shoulders,twin stem iron shoulders
Used in pre-stressed concrete ties or Bi-Block or Twin Block concrete ties