Material:40Cr Application:Bridge,Slope,Highway PC Strand:M15(15.24mm-15.7mmpc strand)M13(12.7mm-12.9mm pc strand) GQM15,13 tension anchorage has the following features:broad selection scope, applicable to steel strand number range from 1 root to 55 root,compact structure,high anchoring efficiency coefficient.Anchorage performance is stable and reliable with anchoring properties, easy to operate ...