Attending the work of tube leakages of HP Heaters 5 6 and Breakdown Preventive Maintenance works of static auxiliaries and HP LP Valves of ATPS Anpara

Amount

Attending tube leakage of H. P. Heaters 5/6 of 3x210MW and commissioning of Heaters from water and steam side

Attending water leakage from water box cover of H. P. Heaters 5/6

Servicing of Pneumatically operated recirculation valves of BFP Nb 100mm

Servicing of solenoid operated drain valves DW-109 / DW-110

Servicing of motorized extraction valve ES-I / ES-4 Nb 200mm

Servicing of motorized Feed water discharge valves of BFP BF -7/8/9 of Nb200mm

Servicing of H.P. motorized drain valve 25 to 50mm

Servicing of HP Manual valves & NRVs

Servicing of pneumatically operated drip line valve of LP heater, MC-23/19 ,DM-15 /16

Servicing of LP Hand operated/motorized valves at different elevations 25mm to 150mm

Servicing of L.P. Hand operated/motorized valve/NRVs Nb 200mm to 500mm

Replacement of LP Valves (flange type) 100 to 500mm

Servicing of self-actuating feed water group protection valves FW-55/56 of H.P. Heaters of Nb-250mm and Np-250 Kg/cm²

Servicing of feed water motorized isolating valves of HP Heaters Nb 300mm

Servicing & overhauling of Actuators K-150, F16A

Servicing of actuators type K-600, F14E

Servicing of pneumatic actuators

Servicing/Overhauling of Main Ejectors

Overhauling & Rectification of tube leakage from Turbine oil Coolers

Overhauling/servicing of L. P. Heaters

Servicing of drip control valves of H. P. Heater HD-20, HD-23, HD-14

Changing gaskets of flanges in feed line heaters, ejectors, Drain coolers etc

Servicing of Actuators Limitorque/Siemens/ Acuma make

Replacement of HP valves steam line, oil line (motorized/hand operated) at different floors from (-) 4 meter to 11 meter level size up to Nb 25mm

Replacement of HP valves steam line, oil line (motorized/hand operated) at different floors from (-) 4 meter to 11 meter level size above 25mm and up to Nb 100mm

Replacement of gland packing of HP valves from Nb 50mm to Nb 500mm

Replacement of gland packing of HP Bypass valve (BP-1 / BP-2)

Servicing of actuators of turbine gland seal steam /leak off controller along with valve

Servicing of Electro hydraulically operated HP By pass valve (BP-1 / BP-2)

Attending leakages of pipeline & headers etc.of Turbine And It’s Auxiliaries by cutting grinding and H.P. welding of damaged portion putting new spools/bends if required

Replacement of H.P. drain pipes of size upto Nb-60mm, Thickness- 10mm, Material- Carbon/Alloy Steel

Replacement up to three joints shall be considered as one job

Rate per joints beyond three joints(beyond Sl No 31.01)

M/S BIHAR CONSTRUCTION CO.

M/S S N ENTERPRISES