Wedges bụ akụkụ esebesu ibu nke a kọrọ nke ọma, akụkụ mma na sistemu tieback akwado ike na anchor na-ebu ibu, na-ejikọ deep foundation, retaining wall, na arụmụka imeru alu. A kpugara ya n'ígwè alloy ibu-ike ma ọ bụ iron ductile, ogere ma ọ bụ akụkụ nkwa ndị a na-arụ ọrụ na nnupu: na-esebesu ibu mma mula n'anchor cable ma ọ bụ rod elu ihu karịa na-egbochi mmebi nso-nso, yielding, ma ọ bụ mmebi nkwụ ogologo oge nke ihe ụtụ. Ihe ngosi nke wedges—na-eme ka cone angles 60–70° ma ọ bụ designs nkwa-parallel—e mere n'ụzọ ike mkwali mechanical na mma elu ihu ma na-ejikeya ibu mma. Ihe nke a pụtara ibu nnupu 900–1200 MPa, resistivity corrosion site zinc-plating ma ọ bụ epoxy coating, na tolerance dimensional ±0.5 mm na-eme ka o kwesie nke ọma n'anchor plate assemblies.
Wedges bụ akụkụ esebesu ibu nke a kọrọ nke ọma, akụkụ mma na sistemu tieback akwado ike na anchor na-ebu ibu, na-ejikọ deep foundation, retaining wall, na arụmụka imeru alu. A kpugara ya n'ígwè alloy ibu-ike ma ọ bụ iron ductile, ogere ma ọ bụ akụkụ nkwa ndị a na-arụ ọrụ na nnupu: na-esebesu ibu mma mula n'anchor cable ma ọ bụ rod elu ihu karịa na-egbochi mmebi nso-nso, yielding, ma ọ bụ mmebi nkwụ ogologo oge nke ihe ụtụ. Ihe ngosi nke wedges—na-eme ka cone angles 60–70° ma ọ bụ designs nkwa-parallel—e mere n'ụzọ ike mkwali mechanical na mma elu ihu ma na-ejikeya ibu mma. Ihe nke a pụtara ibu nnupu 900–1200 MPa, resistivity corrosion site zinc-plating ma ọ bụ epoxy coating, na tolerance dimensional ±0.5 mm na-eme ka o kwesie nke ọma n'anchor plate assemblies.
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