低松驰钢绞线Low Relaxation P.C.Strand

后张无粘结预应力筋适用于大跨度、大开间建筑的现浇楼板、大荷载的预制梁及其他特种结构。具有不需预留孔道、不必灌浆；施工简便、节省材料、随便弯曲等特征。
Post-tensioned unbonded Prestressed concrete bar is suitable for cast-in-place concrete of Long-span and wide buildings,Large Load Prefabricated beam and other construction.It has the characters of not need room for future expansion and grout-on,convenient use,material saved,bended easy.