supply of set of pipe assemblies for hhp locomotives, set consisting of three items 1) pipe assembly 1/2 inches per dlw pt.no.17063152 and emd pt.no.40081842,qty/set - 2 nos 2) pipe asse mbly 1/2 inch as per dlwpt.no.17063395 and emd pt.no.40081844,qty/set- 2 nos 3) pipe assembly 1/2 inch as per dlw pt.no.17063140and emd pt.no.40081814,qty/set - 4 nos. note: warranty cer tificate (wc) and test certificate (tc) are also require to be supply. [ warranty period: 30 mo nths after the date