Splicing fittings are used for splicing or repairing of conductor and ground wire of overhead transmission lies. The splicaes may be compression type, bolt type or preformed armor rods in accordance with the construction and mounting way. Splicing fittings fit for steel wire, aluminium conductor, AS,ACSR/AS conductor, shielding wire, etc. The slip strength of the compressive sleeve must be not less than 95% of the rated strength of conductor.