Although the rigidity and stability of Bailey film piece-together gantry crane is not better than universal or steelstructure ones,it is of more competitive because of its lighter structure,and easier transportation and assembly.

• 贝雷片拼装式龙门起重机虽然在刚度及稳定性方面比不上万能杆件或钢结构拼装的龙门起重机,但其由于结构轻巧、运输及拼装方便等特点,仍然有着很强的竞争力。