supply of hairpin heat exchangers supply of hairpin heat exchangers for cdw unit , supply of hair pin exchangers design, engineering, procurement, fabrication, inspection as per asme sec viii div 1, u code stamping, testing, painting, packing, etc. for supply of equipment listed below with tube bundles, separated head as applicable, including welded internals and welded external attachments, with supports, anchor bolts and fixing bolts as applicable, all accessories, commsioning spares, special tools and tackles, documentation, etc. for iocl panipat epcm3 project at panipat refinery, india as specified in material requisition. , wash water cooler , naptha product trim cooler , treated off gas cooler , make up hydrogen spillback cooler , make up hydrogen spillback cooler , lean amine heater