National Aluminium Company Limited

National Aluminium Company Limited has published Online Testing Of Boiler Safety Valves . , Trevi Test Of Drum & Ms Safety Valves: Online Testing ( Lifting/Set Pressure Setting , Without Actual Full Floating ) Of Drum & Main Steam ( M . S ) Line Safety Valves ( I . E . 3 Nos Per Unit ) Of Our Boilers By Trevitest / Equivalent Test Method . You Will Be Offered 3 Nos Of Safety Valves On Each Occasion ( Usually After Annual Overhauling Or In Case Of Short Shut Down For Boiler LicenseExtension Purpose ) For Testing . Time Is The Essence In This Testing Work , Since The Boiler Will Be Kept Running On Oil Firing To Maintain A Base Line Pressure Of About 85 To 90 % Of LowestSet Pressure Value . The Total Time Period For Testing For 3 Safety Valves Should Preferably Be About 1 Hour To 1 . 5 Hour . Make :All Valves Are Of Bhel Make , M/S Dresser Design ( 1700 Series ) . , Trevi Test Of Re-Heater Safety Valves: Online Testing ( Lifting/Set Pressure Setting Without Actual Full Floating ) Of Crh & Hrh Steam Line Safety Valves Of Our Boilers By Trevitest /Equivalent Method . You Will Be Offered 3 Nos Of Safety Valves For Test Per Visit . Line Pressure For All These Valves ( In Full Load Condition ) Is About 30 Kg/ Cm2 . Make :All Valves Are Of Bhel Make , M/S Dresser Design ( 1700 Series ) . , Trevi Test Of Turbine Side Safety Valves: Online Testing ( Lifting/Set Pressure Setting Without Actual Full Floating ) Of Turbine Side Low Pr . Steam Line Safety Valves By Trevitest / EquivalentMethod . You Will Be Offered Minimum 3 Nos Of Safety Valves For Test Per Visit . . Last date of submission for this tender is 2020-06-05. This is a Boiler Supply tender in Cpp, Nalco, Angul, Odisha