High Density Polyethylene Tube (Hdpe), Pe -100 42 In - Acquisition Of Hdpe Structured Pipe (Includes Welding Service By The Extrusion Method) For The Execution Of The Project. Creation Of The Water Service In The Antabamba Irrigation System, Antabamba District - Antabamba Province - Apurimac Department ", With Cii N ° 2432706.