• 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.

    后张无粘结预应力适用大跨度大开间建筑楼板、荷载预制其他特种结构

    youdao

  • 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.

    后张无粘结预应力适用大跨度大开间建筑楼板、荷载预制其他特种结构

    youdao

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