新 中拓桥梁施工设备供应商 后张式千斤顶 在 西安市, 陕西省, 中国

6.Warranty:One Year
Description:
The prestressed tensioning jack specializes in special tensioning jacks for tensioning steel strands and other prestressed tendons. It generally needs to be used in conjunction with the tensioning oil pump, and the power for tensioning and returning to the top is provided by the high-pressure oil of the tensioning oil pump. According to the different structures, it is divided into front card tensioning jack and through-center tensioning jack. The tensioning jack has a compact structure, stable operation during tensioning, high oil pressure, large tensioning force, large-span structure, long wire bundles, etc. Tension construction projects such as hydropower dams and high-rise buildings.