supply of brass shell and tube heat exchangers 413-e-17a_b for cdw unit supply of brass shell and tube heat exchangers 413-e-17a_b for cdw unit , supply of brass shell and tube type heat exchangers for cdw unit including mechanical design, engineering, procurement, fabrication, inspection as per asme sec viii div.1, asme code stamping, testing, painting, internal coating, sacrificial anodes, tagging, documentation, preparation for shipment and supply of the equipment listed below for cdw unit, including welded internals and external attachments, supports, all accessories, commissioning and mandatory spares, special tools & tackles, third party inspection, etc. for epcm 3 ( p-25 ) project at iocl panipat refinery as specified in material requisition. , diesel water cooler ( tag no. 413-e-17a / b ) ( one stack - two exchangers ) => limited