Post-tensioned unbonded Prestressed concrete bar is suitable for cast-in-Place concrete of Long -span and Wide buildings,Large, Load Prefabricated beam and othe construction.

• 后张无粘结预应筋适用于跨度、大开间建筑的现浇楼板、大荷载的预制梁其他特种。具有不留孔道、不必灌浆；施工简便、节省材料、随弯曲等特征。