Tender For tender for supply of metallic expansionjoint for whrb of dadri gas power station -nmej sh of whrb 70mx500mm , nmej whrb inlet 33mx500m , nmej bypass inlet 22mx550m , nmej de-super heater 23mx640mm , insul mat nmej bolster f sh , insul mat insulation fabric 500mmx33m , insul mat insulation fabric 550mmx22m , insul mat nmej bolster f dsh