Tender For 03 Year Rrc For Undertaking Repair/ Routines Of He/ Atus, Coolers, Condensers And Ac Chillers Fitted Onboard In Ships, Submarine And Yard Crafts Based At Nsry (Karwar), karwar-Karnataka

Tender For 03 Year Rrc For Undertaking Repair/ Routines Of He/ Atus, Coolers, Condensers And Ac Chillers Fitted Onboard In Ships, Submarine And Yard Crafts Based At Nsry (Karwar)- 1 Condenser/Chillers - Capacity upto 0.025 2 Removal of end cover of Condenser / Chillers including de-lagging, disconnection of associated system pipelines (De-lagging applicable only on chillers) 3 Mechanical Cleaning - Water Side 4 Chemical Cleaning - Water Side (provided by firm) 5 Mechanical Cleaning - Gas Side 6 Fitment of condenser end cover including associated chillers pipeline and proving the system onboard 7 Drilling and Tapping 8 Repair by welding and brazing of condenser end cover 9 Plugging of tube including manufacturing of plug (provided by firm) 10 Cold repair by putty (DEVCON/BELZONA)(Provided by firm) 11 Painting of Condenser/Chillers (with Red Oxide and Enamel Paint) (provided by firm) 12 Transportation from Ship to work shop and back 13 Condenser/Chillers - Capacity from 0.025 to 0.05 14 Removal of end cover of Condenser / Chillers including de-lagging, disconnection of associated system pipelines (De-lagging applicable only on chillers) 15 Mechanical Cleaning - Water Side 16 Chemical Cleaning - Water Side (provided by firm) 17 Mechanical Cleaning - Gas Side 18 Fitment of condenser end cover including associated chillers pipeline and proving the system onboard 19 Drilling and Tapping 20 Repair by welding and brazing of condenser end cover 21 Plugging of tube including manufacturing of plug (provided by firm) 22 Cold repair by putty (DEVCON/BELZONA)(Provided by firm) 23 Painting of Condenser/Chillers (with Red Oxide and Enamel Paint) (provided by firm) 24 Transportation from Ship to work shop and back 25 Condenser/Chillers - Capacity from 0.05 to 0.1 26 Removal of end cover of Condenser / Chillers including de-lagging, disconnection of associated system pipelines (De-lagging applicable only on chillers) 27 Mechanical Cleaning - Water Side 28 Chemical Cleaning - Water Side (provided by firm) 29 Mechanical Cleaning - Gas Side 30 Fitment of condenser end cover including associated chillers pipeline and proving the system onboard 31 Drilling and Tapping 32 Repair by welding and brazing of condenser end cover 33 Plugging of tube including manufacturing of plug (provided by firm) 34 Cold repair by putty (DEVCON/BELZONA)(Provided by firm) 35 Painting of Condenser/Chillers (with Red Oxide and Enamel Paint) (provided by firm) 36 Transportation from Ship to work shop and back 37 Condenser/Chillers - Capacity from 0.1 to 0.3 38 Removal of end cover of Condenser / Chillers including de-lagging, disconnection of associated system pipelines (De-lagging applicable only on chillers) 39 Mechanical Cleaning - Water Side 40 Chemical Cleaning - Water Side (provided by firm) 41 Mechanical Cleaning - Gas Side 42 Fitment of condenser end cover including associated chillers pipeline and proving the system onboard 43 Drilling and Tapping 44 Repair by welding and brazing of condenser end cover 45 Plugging of tube including manufacturing of plug (provided by firm) 46 Cold repair by putty (DEVCON/BELZONA)(Provided by firm) 47 Painting of Condenser/Chillers (with Red Oxide and Enamel Paint) (provided by firm) 48 Transportation from Ship to work shop and back 49 Condenser/Chillers - Capacity from 0.3 to 0.5 50 Removal of end cover of Condenser / Chillers including de-lagging, disconnection of associated system pipelines (De-lagging applicable only on chillers) 51 Mechanical Cleaning - Water Side 52 Chemical Cleaning - Water Side (provided by firm) 53 Mechanical Cleaning - Gas Side 54 Fitment of condenser end cover including associated chillers pipeline and proving the system onboard 55 Drilling and Tapping 56 Repair by welding and brazing of condenser end cover 57 Plugging of tube including manufacturing of plug (provided by firm) 58 Cold repair by putty (DEVCON/BELZONA)(Provided by firm) 59 Painting of Condenser/Chillers (with Red Oxide and Enamel Paint) (provided by firm) 60 Transportation from Ship to work shop and back 61 Condenser/Chillers - Capacity from 0.5 and Above 62 Removal of end cover of Condenser / Chillers including de-lagging, disconnection of associated system pipelines (De-lagging applicable only on chillers) 63 Mechanical Cleaning - Water Side 64 Chemical Cleaning - Water Side (provided by firm) 65 Mechanical Cleaning - Gas Side 66 Fitment of condenser end cover including associated chillers pipeline and proving the system onboard 67 Drilling and Tapping 68 Repair by welding and brazing of condenser end cover 69 Plugging of tube including manufacturing of plug (provided by firm) 70 Cold repair by putty (DEVCON/BELZONA)(Provided by firm) 71 Painting of Condenser/Chillers (with Red Oxide and Enamel Paint) (provided by firm) 72 Transportation from Ship to work shop and back 73 Coolers - Capacity upto 0.025 74 Removal of Cooler including associated system pipelines 75 F/W Cooler -Chemical cleaning (provided by firm) 76 F/W Cooler - Mechanical cleaning 77 Lub oil Cooler - Chemical cleaning (provided by firm) 78 Radiator mechanical cleaning 79 Radiator chemical cleaning (provided by firm) 80 CPP cooler - Chemical cleaning (provided by firm) 81 General Cooler - Mechanical cleaning 82 General cooler - Chemical cleaning (provided by firm) 83 Hydraulic cooler - Chemical cleaning (provided by firm) 84 Gear Box Cooler - Chemical cleaning (provided by firm) 85 Air Compressor / Cooling Coil chemical cleaning (provided by firm) 86 Fitment of cooler including associated chillers pipeline and proving the system onboard 87 Drilling and Tapping 88 Plugging of tube including manufacturing of plug (provided by firm) 89 Repair by welding and brazing of condenser end cover 90 Cold repair by putty (DEVCON/ BELZONA)(provided by firm) 91 Removal of associated system pipeline for INSITU cleaning of fresh water cooler 92 Chemical cleaning of cooler (provided by firm) 93 Mechanical cleaning of cooler 94 Removal of associated system pipeline for INSITU cleaning of Lub Oil cooler 95 Chemical cleaning of cooler (provided by firm) 96 Mechanical cleaning of cooler 97 Pressure Testing of cooler INSITU 98 Pressure testing of cooler at shop floor 99 Removal of associated system pipeline for INSITU cleaning of Lub Oil cooler 100 Paintaing of ATU/HE (with red oxide and enamel paints)(provided by firm) 101 Transportation from Ship to work shop and back 102 Coolers - Capacity from 0.025 to 0.05 103 Removal of Cooler including associated system pipelines 104 F/W Cooler -Chemical cleaning (provided by firm) 105 F/W Cooler - Mechanical cleaning 106 Lub oil Cooler - Chemical cleaning (provided by firm) 107 Radiator mechanical cleaning 108 Radiator chemical cleaning (provided by firm) 109 CPP cooler - Chemical cleaning (provided by firm) 110 General Cooler - Mechanical cleaning 111 General cooler - Chemical cleaning (provided by firm) 112 Hydraulic cooler - Chemical cleaning (provided by firm) 113 Gear Box Cooler - Chemical cleaning (provided by firm) 114 Air Compressor / Cooling Coil chemical cleaning (provided by firm) 115 Fitment of cooler including associated chillers pipeline and proving the system onboard 116 Drilling and Tapping 117 Plugging of tube including manufacturing of plug (provided by firm) 118 Repair by welding and brazing of condenser end cover 119 Cold repair by putty (DEVCON/ BELZONA)(provided by firm) 120 Removal of associated system pipeline for INSITU cleaning of fresh water cooler 121 Chemical cleaning of cooler (provided by firm) 122 Mechanical cleaning of cooler 123 Removal of associated system pipeline for INSITU cleaning of Lub Oil cooler 124 Chemical cleaning of cooler (provided by firm) 125 Mechanical cleaning of cooler 126 Pressure Testing of cooler INSITU 127 Pressure testing of cooler at shop floor 128 Removal of associated system pipeline for INSITU cleaning of Lub Oil cooler 129 Paintaing of ATU/HE (with red oxide and enamel paints)(provided by firm) 130 Transportation from Ship to work shop and back 131 Coolers - Capacity from 0.5 to 0.1 132 Removal of Cooler including associated system pipelines 133 F/W Cooler -Chemical cleaning (provided by firm) 134 F/W Cooler - Mechanical cleaning 135 Lub oil Cooler - Chemical cleaning (provided by firm) 136 Radiator mechanical cleaning 137 Radiator chemical cleaning (provided by firm) 138 CPP cooler - Chemical cleaning (provided by firm) 139 General Cooler - Mechanical cleaning 140 General cooler - Chemical cleaning (provided by firm) 141 Hydraulic cooler - Chemical cleaning (provided by firm) 142 Gear Box Cooler - Chemical cleaning (provided by firm) 143 Air Compressor / Cooling Coil chemical cleaning (provided by firm) 144 Fitment of cooler including associated chillers pipeline and proving the system onboard 145 Drilling and Tapping 146 Plugging of tube including manufacturing of plug (provided by firm) 147 Repair by welding and brazing of condenser end cover 148 Cold repair by putty (DEVCON/ BELZONA)(provided by firm) 149 Removal of associated system pipeline for INSITU cleaning of fresh water cooler 150 Chemical cleaning of cooler (provided by firm) 151 Mechanical cleaning of cooler 152 Removal of associated system pipeline for INSITU cleaning of Lub Oil cooler 153 Chemical cleaning of cooler (provided by firm) 154 Mechanical cleaning of cooler 155 Pressure Testing of cooler INSITU 156 Pressure testing of cooler at shop floor 157 Removal of associated system pipeline for INSITU cleaning of Lub Oil cooler 158 Paintaing of ATU/HE (with red oxide and enamel paints)(provided by firm) 159 Transportation from Ship to work shop and back 160 Coolers - Capacity from 0.1 to 0.3 161 Removal of Cooler including associated system pipelines 162 F/W Cooler -Chemical cleaning (provided by firm) 163 F/W Cooler - Mechanical cleaning 164 Lub oil Cooler - Chemical cleaning (provided by firm) 165 Radiator mechanical cleaning 166 Radiator chemical cleaning (provided by firm) 167 CPP cooler - Chemical cleaning (provided by firm) 168 General Cooler - Mechanical cleaning 169 General cooler - Chemical cleaning (provided by firm) 170 Hydraulic cooler - Chemical cleaning (provided by firm) 171 Gear Box Cooler - Chemical cleaning (provided by firm) 172 Air Compressor / Cooling Coil chemical cleaning (provided by firm) 173 Fitment of cooler including associated chillers pipeline and proving the system onboard 174 Drilling and Tapping 175 Plugging of tube including manufacturing of plug (provided by firm) 176 Repair by welding and brazing of condenser end cover 177 Cold repair by putty (DEVCON/ BELZONA)(provided by firm) 178 Removal of associated system pipeline for INSITU cleaning of fresh water cooler 179 Chemical cleaning of cooler (provided by firm) 180 Mechanical cleaning of cooler 181 Removal of associated system pipeline for INSITU cleaning of Lub Oil cooler 182 Chemical cleaning of cooler (provided by firm) 183 Mechanical cleaning of cooler 184 Pressure Testing of cooler INSITU 185 Pressure testing of cooler at shop floor 186 Removal of associated system pipeline for INSITU cleaning of Lub Oil cooler 187 Paintaing of ATU/HE (with red oxide and enamel paints)(provided by firm) 188 Transportation from Ship to work shop and back 189 Coolers - Capacity from 0.3 and 0.5 190 Removal of Cooler including associated system pipelines 191 F/W Cooler -Chemical cleaning (provided by firm) 192 F/W Cooler - Mechanical cleaning 193 Lub oil Cooler - Chemical cleaning (provided by firm) 194 Radiator mechanical cleaning 195 Radiator chemical cleaning (provided by firm) 196 CPP cooler - Chemical cleaning (provided by firm) 197 General Cooler - Mechanical cleaning 198 General cooler - Chemical cleaning (provided by firm) 199 Hydraulic cooler - Chemical cleaning (provided by firm) 200 Gear Box Cooler - Chemical cleaning (provided by firm) 201 Air Compressor / Cooling Coil chemical cleaning (provided by firm) 202 Fitment of cooler including associated chillers pipeline and proving the system onboard 203 Drilling and Tapping 204 Plugging of tube including manufacturing of plug (provided by firm) 205 Repair by welding and brazing of condenser end cover 206 Cold repair by putty (DEVCON/ BELZONA)(provided by firm) 207 Removal of associated system pipeline for INSITU cleaning of fresh water cooler 208 Chemical cleaning of cooler (provided by firm) 209 Mechanical cleaning of cooler 210 Removal of associated system pipeline for INSITU cleaning of Lub Oil cooler 211 Chemical cleaning of cooler (provided by firm) 212 Mechanical cleaning of cooler 213 Pressure Testing of cooler INSITU 214 Pressure testing of cooler at shop floor 215 Removal of associated system pipeline for INSITU cleaning of Lub Oil cooler 216 Paintaing of ATU/HE (with red oxide and enamel paints)(provided by firm) 217 Transportation from Ship to work shop and back 218 Coolers - Capacity from 0.5 and Above 219 Removal of Cooler including associated system pipelines 220 F/W Cooler -Chemical cleaning (provided by firm) 221 F/W Cooler - Mechanical cleaning 222 Lub oil Cooler - Chemical cleaning (provided by firm) 223 Radiator mechanical cleaning 224 Radiator chemical cleaning (provided by firm) 225 CPP cooler - Chemical cleaning (provided by firm) 226 General Cooler - Mechanical cleaning 227 General cooler - Chemical cleaning (provided by firm) 228 Hydraulic cooler - Chemical cleaning (provided by firm) 229 Gear Box Cooler - Chemical cleaning (provided by firm) 230 Air Compressor / Cooling Coil chemical cleaning (provided by firm) 231 Fitment of cooler including associated chillers pipeline and proving the system onboard 232 Drilling and Tapping 233 Plugging of tube including manufacturing of plug (provided by firm) 234 Repair by welding and brazing of condenser end cover 235 Cold repair by putty (DEVCON/ BELZONA)(provided by firm) 236 Removal of associated system pipeline for INSITU cleaning of fresh water cooler 237 Chemical cleaning of cooler (provided by firm) 238 Mechanical cleaning of cooler 239 Removal of associated system pipeline for INSITU cleaning of Lub Oil cooler 240 Chemical cleaning of cooler (provided by firm) 241 Mechanical cleaning of cooler 242 Pressure Testing of cooler INSITU 243 Pressure testing of cooler at shop floor 244 Removal of associated system pipeline for INSITU cleaning of Lub Oil cooler 245 Paintaing of ATU/HE (with red oxide and enamel paints)(provided by firm) 246 Transportation from Ship to work shop and back 247 Renewal &Fitment of zinc protector with adaptor - Capacity from 0.3 to 0.5 248 HEs and ATUs 249 AC Condenser and Chillers 250 Renewal & Fitment of zinc protector with adaptor - Capacity from 0.5 and above 251 HEs and ATUs 252 AC Condenser and Chillers 253 HEs and ATUs - Capacity up to 0.025 254 Removal of ATU/HE including de-lagging, disconnecting associated pipelines 255 Mechanical cleaning - Air Side 256 Chemical cleaning - Air Side (Chemical provided by firm) 257 Chemical cleaning - Water Side (Chemical provided by firm) 258 Pressure Testing 259 Fitment of ATU/HE including associated system pipelines and proving of system onboard 260 Drilling and Tapping 261 Manufacturing of Flange 262 Repair by Welding and Brazing of ATU/HE end cover 263 Plugging of tube including manufacturing of Plug (Provided by firm) 264 Cold repair by putty (DEVCON/BELZONA) (Provided by firm) 265 Removal of ATU/HE associated system pipeline including de-lagging for INSITU cleaning 266 INSITU mechanical cleaning - Air Side 267 INSITU Chemical cleaning - Air Side (Provided by firm) 268 INSITU Chemical cleaning - Water side 269 Fitment of ATU/HE including associated system onboard 270 Painting of ATU/HE (with Red Oxide and Enamel Paint) (provided by firm) 271 Transportation from Ship to work shop and back) 272 Neutralizing of ATU/HE after chemical cleaning 273 Blanking of system pipeline 274 HEs and ATUs - Capacity from 0.025 to 0.05 275 Removal of ATU/HE including de-lagging, disconnecting associated pipelines 276 Mechanical cleaning - Air Side 277 Chemical cleaning - Air Side (Chemical provided by firm) 278 Chemical cleaning - Water Side (Chemical provided by firm) 279 Pressure Testing 280 Fitment of ATU/HE including associated system pipelines and proving of system onboard 281 Drilling and Tapping 282 Manufacturing of Flange 283 Repair by Welding and Brazing of ATU/HE end cover 284 Plugging of tube including manufacturing of Plug (Provided by firm) 285 Cold repair by putty (DEVCON/BELZONA) (Provided by firm) 286 Removal of ATU/HE associated system pipeline including de-lagging for INSITU cleaning 287 INSITU mechanical cleaning - Air Side 288 INSITU Chemical cleaning - Air Side (Provided by firm) 289 INSITU Chemical cleaning - Water 290 Fitment of ATU/HE including associated system onboard 291 Painting of ATU/HE (with Red Oxide and Enamel Paint) (provided by firm) 292 Transportation from Ship to work shop and back) 293 Neutralizing of ATU/HE after chemical cleaning 294 Blanking of system pipeline 295 HEs and ATUs - Capacity from 0.05 and 0.1 296 Removal of ATU/HE including de-lagging, disconnecting associated pipelines 297 Mechanical cleaning - Air Side 298 Chemical cleaning - Air Side (Chemical provided by firm) 299 Chemical cleaning - Water Side (Chemical provided by firm) 300 Pressure Testing 301 Fitment of ATU/HE including associated system pipelines and proving of system onboard 302 Drilling and Tapping 303 Manufacturing of Flange 304 Repair by Welding and Brazing of ATU/HE end cover 305 Plugging of tube including manufacturing of Plug (Provided by firm) 306 Cold repair by putty (DEVCON/BELZONA) (Provided by firm) 307 Removal of ATU/HE associated system pipeline including de-lagging for INSITU cleaning 308 INSITU mechanical cleaning - Air Side 309 INSITU Chemical cleaning - Air Side (Provided by firm) 310 INSITU Chemical cleaning - Water 311 Fitment of ATU/HE including associated system onboard 312 Painting of ATU/HE (with Red Oxide and Enamel Paint) (provided by firm) 313 Transportation from Ship to work shop and back) 314 Neutralizing of ATU/HE after chemical cleaning 315 Blanking of system pipeline 316 HEs and ATUs - Capacity from 0.1 and 0.3 317 Removal of ATU/HE including de-lagging, disconnecting associated pipelines 318 Mechanical cleaning - Air Side 319 Chemical cleaning - Air Side (Chemical provided by firm) 320 Chemical cleaning - Water Side (Chemical provided by firm) 321 Pressure Testing 322 Fitment of ATU/HE including associated system pipelines and proving of system onboard 323 Drilling and Tapping 324 Manufacturing of Flange 325 Repair by Welding and Brazing of ATU/HE end cover 326 Plugging of tube including manufacturing of Plug (Provided by firm) 327 Cold repair by putty (DEVCON/BELZONA) (Provided by firm) 328 Removal of ATU/HE associated system pipeline including de-lagging for INSITU cleaning 329 INSITU mechanical cleaning - Air Side 330 INSITU Chemical cleaning - Air Side (Provided by firm) 331 INSITU Chemical cleaning - Water 332 Fitment of ATU/HE including associated system onboard 333 Painting of ATU/HE (with Red Oxide and Enamel Paint) (provided by firm) 334 Transportation from Ship to work shop and back) 335 Neutralizing of ATU/HE after chemical cleaning 336 Blanking of system pipeline 337 HEs and ATUs - Capacity from 0.3 and 0.5 338 Removal of ATU/HE including de-lagging, disconnecting associated pipelines 339 Mechanical cleaning - Air Side 340 Chemical cleaning - Air Side (Chemical provided by firm) 341 Chemical cleaning - Water Side (Chemical provided by firm) 342 Pressure Testing 343 Fitment of ATU/HE including associated system pipelines and proving of system onboard 344 Drilling and Tapping 345 Manufacturing of Flange 346 Repair by Welding and Brazing of ATU/HE end cover 347 Plugging of tube including manufacturing of Plug (Provided by firm) 348 Cold repair by putty (DEVCON/BELZONA) (Provided by firm) 349 Removal of ATU/HE associated system pipeline including de-lagging for INSITU cleaning 350 INSITU mechanical cleaning - Air Side 351 INSITU Chemical cleaning - Air Side (Provided by firm) 352 INSITU Chemical cleaning - Water 353 Fitment of ATU/HE including associated system onboard 354 Painting of ATU/HE (with Red Oxide and Enamel Paint) (provided by firm) 355 Transportation from Ship to work shop and back) 356 Neutralizing of ATU/HE after chemical cleaning 357 Blanking of system pipeline 358 HEs and ATUs - Capacity from 0.5 and above 359 Removal of ATU/HE including de-lagging, disconnecting associated pipelines 360 Mechanical cleaning - Air Side 361 Chemical cleaning - Air Side (Chemical provided by firm) 362 Chemical cleaning - Water Side (Chemical provided by firm) 363 Pressure Testing 364 Fitment of ATU/HE including associated system pipelines and proving of system onboard 365 Drilling and Tapping 366 Manufacturing of Flange 367 Repair by Welding and Brazing of ATU/HE end cover 368 Plugging of tube including manufacturing of Plug (Provided by firm) 369 Cold repair by putty (DEVCON/BELZONA) (Provided by firm) 370 Removal of ATU/HE associated system pipeline including de-lagging for INSITU cleaning 371 INSITU mechanical cleaning - Air Side 372 INSITU Chemical cleaning - Air Side (Provided by firm) 373 INSITU Chemical cleaning - Water 374 Fitment of ATU/HE including associated system onboard 375 Painting of ATU/HE (with Red Oxide and Enamel Paint) (provided by firm) 376 Transportation from Ship to work shop and back) 377 Neutralizing of ATU/HE after chemical cleaning 378 Blanking of system pipeline 379 Exhaust Trunking:- 0-25 CM De-gutting of trunking.Dismantle complete trunking for cleaning (chemical, mechanical & water jet)Repair/renewal of Flanges/Silencer/trunking by metal build up/welding/brazing& cold repair.Pressure testing of trunking.Re-gutting at on board and trials. 380 Exhaust Trunking:- 26-50 CM De-gutting of trunking.Dismantle complete trunking for cleaning (chemical, mechanical & water jet)Repair/renewal of Flanges/Silencer/trunking by metal build up/welding/brazing& cold repair.Pressure testing of trunking.Re-gutting at on board and trials. 381 Repair/Renewal of Exhaust Trunking:- 51-100 CM De-gutting of trunking.Dismantle complete trunking for cleaning (chemical, mechanical & water jet)Repair/renewal of Flanges/Silencer/trunking by metal build up/welding/brazing& cold repair.Pressure testing of trunking.Re-gutting at on board and trials. 382 Sub marine Coolers (EN Coolers).1. Dismandlinga.Cleaning and degreasing of collar-stud threadsb. Remove both shells, c. Carry out visual inspection for cleaning of plates and tube bundle.d. Under take cleaning inside shells & tubes with a nylon brush.e. Undertake cleaning with jet cleaner with a pressure of 4-7Bar and nylon brush for bundle tubes.f. Carry out visual inspection of corrosion on plates, shells and visible end of tubes. shall be.g.In case of doubt, an endoscopic examination to be carried out.2.Reassembly:a.Check condition of threads and cleaning of threads of collar-studs and nuts.b.Ensure No Scores & impact marks on contact face, if so re-face.c.Check condition & dimension of new gaskets before fitting.c.Greasing of collar-studs with Ti 2000 Molykote.d.Re assemble cooler with atmost care e.Fitting of new washers and hand torquing of nuts.f.Staggered torquing and application of 20 m.daN tightening torque in two runs minimum.3.Leak tests: Seawater side.a.Test the seawater system at 42 bar leak test pressure for 15 minutes.b.Check for any leak or pressure drop.4. Spares a.Plain washer zinc plated steel dn20(e25514a200pfazu).b.Lock nut m20 (galvanized steel)(602002-32)c.Nut hhm20 (steel class 10)(en24033m20-10.d.Shell partition gasket u-shaped separation seal (neoprene)(mu859rep1)e.Shell o-ring for closing plate ø330x5(u5331091001) 383 Submarine coolers EM Coolers.1. Dismandlinga.Cleaning and degreasing of collar-stud threadsb. Remove both shells, c. Carry out visual inspection for cleaning of plates and tube bundle.d. Under take cleaning inside shells & tubes with a nylon brush.e. Undertake cleaning with jet cleaner with a pressure of 4-7Bar and nylon brush for bundle tubes.f. Carry out visual inspection of corrosion on plates, shells and visible end of tubes. shall be.g.In case of doubt, an endoscopic examination to be carried out.2.Reassembly:a.Check condition of threads and cleaning of threads of collar-studs and nuts.b.Ensure No Scores & impact marks on contact face, if so re-face.c.Check condition & dimension of new gaskets before fitting.c.Greasing of collar-studs with Ti 2000 Molykote.d.Re assemble cooler with atmost care e.Fitting of new washers and hand torquing of nuts.f.Staggered torquing and application of 20 m.daN tightening torque in two runs minimum.3.Leak tests: Seawater side.a.Test the seawater system at 42 bar leak test pressure for 15 minutes.b.Check for any leak or pressure drop.4. Spares a.Plain washer zinc plated steel dn20(e25514a200pfazu).b.Lock nut m20 (galvanized steel)(602002-32)c.Nut hhm20 (steel class 10)(en24033m20-10.d.Shell partition gasket u-shaped separation seal (neoprene)(mu859rep1)e.Shell o-ring for closing plate ø330x5(u5331091001) 384 Spares Condenser/Chillers - Capacity upto 0.025 385 Renewal of Joint/Gasket (Provided by firm) 386 Renewal of fasteners as required (Brass) (Provided by firm) 387 Renewal of Fasteners as required (SS) (Provided by firm) 388 Renewal of Fasteners as required (MS) (Provided by firm) 389 Cold repair by putty (DEVCON/BELZONA) (Provided by firm) 390 Condenser/Chillers - Capacity from 0.025 to 0.05 391 Renewal of Joint/Gasket (Provided by firm) 392 Renewal of fasteners as required (Brass) (Provided by firm) 393 Renewal of Fasteners as required (SS) (Provided by firm) 394 Renewal of Fasteners as required (MS) (Provided by firm) 395 Cold repair by putty (DEVCON/BELZONA) (Provided by firm) 396 Condenser/Chillers - Capacity from 0.05 to 0.1 397 Renewal of Joint/Gasket (Provided by firm) 398 Renewal of fasteners as required (Brass) (Provided by firm) 399 Renewal of Fasteners as required (SS) (Provided by firm) 400 Renewal of Fasteners as required (MS) (Provided by firm) 401 Cold repair by putty (DEVCON/BELZONA) (Provided by firm) 402 Condenser/Chillers - Capacity from 0.1 to 0.3 403 Renewal of Joint/Gasket (Provided by firm) 404 Renewal of fasteners as required (Brass) (Provided by firm) 405 Renewal of Fasteners as required (SS) (Provided by firm) 406 Renewal of Fasteners as required (MS) (Provided by firm) 407 Cold repair by putty (DEVCON/BELZONA) (Provided by firm) 408 Condenser/Chillers - Capacity from 0.3 to 0.5 409 Renewal of Joint/Gasket (Provided by firm) 410 Renewal of fasteners as required (Brass) (Provided by firm) 411 Renewal of Fasteners as required (SS) (Provided by firm) 412 Renewal of Fasteners as required (MS) (Provided by firm) 413 Cold repair by putty (DEVCON/BELZONA) (Provided by firm) 414 Condenser/Chillers - Capacity from 0.5 and above 415 Renewal of Joint/Gasket (Provided by firm) 416 Renewal of fasteners as required (Brass) (Provided by firm) 417 Renewal of Fasteners as required (SS) (Provided by firm) 418 Renewal of Fasteners as required (MS) (Provided by firm) 419 Cold repair by putty (DEVCON/BELZONA) (Provided by firm) 420 Coolers - Capacity upto 0.025 421 Renewal of Joint/Gasket (Provided by firm) 422 Renewal of fasteners as required (Brass) (Provided by firm) 423 Renewal of Fasteners as required (SS) (Provided by firm) 424 Renewal of Fasteners as required (MS) (Provided by firm) 425 Cold repair by putty (DEVCON/BELZONA) (Provided by firm) 426 Coolers - Capacity from 0.025 to 0.05 427 Renewal of Joint/Gasket (Provided by firm) 428 Renewal of fasteners as required (Brass) (Provided by firm) 429 Renewal of Fasteners as required (SS) (Provided by firm) 430 Renewal of Fasteners as required (MS) (Provided by firm) 431 Cold repair by putty (DEVCON/BELZONA) (Provided by firm) 432 Coolers - Capacity from 0.05 to 0.1 433 Renewal of Joint/Gasket (Provided by firm) 434 Renewal of fasteners as required (Brass) (Provided by firm) 435 Renewal of Fasteners as required (SS) (Provided by firm) 436 Renewal of Fasteners as required (MS) (Provided by firm) 437 Cold repair by putty (DEVCON/BELZONA) (Provided by firm) 438 Coolers - Capacity from 0.1 to 0.3 439 Renewal of Joint/Gasket (Provided by firm) 440 Renewal of fasteners as required (Brass) (Provided by firm) 441 Renewal of Fasteners as required (SS) (Provided by firm) 442 Renewal of Fasteners as required (MS) (Provided by firm) 443 Cold repair by putty (DEVCON/BELZONA) (Provided by firm) 444 Coolers - Capacity from 0.3 to 0.5 445 Renewal of Joint/Gasket (Provided by firm) 446 Renewal of fasteners as required (Brass) (Provided by firm) 447 Renewal of Fasteners as required (SS) (Provided by firm) 448 Renewal of Fasteners as required (MS) (Provided by firm) 449 Cold repair by putty (DEVCON/BELZONA) (Provided by firm) 450 Coolers - Capacity from 0.5 and above 451 Renewal of Joint/Gasket (Provided by firm) 452 Renewal of fasteners as required (Brass) (Provided by firm) 453 Renewal of Fasteners as required (SS) (Provided by firm) 454 Renewal of Fasteners as required (MS) (Provided by firm) 455 Cold repair by putty (DEVCON/BELZONA) (Provided by firm) 456 HEs and ATUs - Capacity up to 0.025 457 Renewal of Joint/Gasket (Provided by firm) 458 Renewal of fasteners as required (Brass) (Provided by firm) 459 Renewal of Fasteners as required (SS) (Provided by firm) 460 Renewal of Fasteners as required (MS) (Provided by firm) 461 Cold repair by putty (DEVCON/BELZONA) (Provided by firm) 462 HEs and ATUs - Capacity from 0.025 to 0.05 463 Renewal of Joint/Gasket (Provided by firm) 464 Renewal of fasteners as required (Brass) (Provided by firm) 465 Renewal of Fasteners as required (SS) (Provided by firm) 466 Renewal of Fasteners as required (MS) (Provided by firm) 467 Cold repair by putty (DEVCON/BELZONA) (Provided by firm) 468 HEs and ATUs - Capacity from 0.05 to 0.1 469 Renewal of Joint/Gasket (Provided by firm) 470 Renewal of fasteners as required (Brass) (Provided by firm) 471 Renewal of Fasteners as required (SS) (Provided by firm) 472 Renewal of Fasteners as required (MS) (Provided by firm) 473 Cold repair by putty (DEVCON/BELZONA) (Provided by firm) 474 HEs and ATUs - Capacity from 0.1 to 0.3 475 Renewal of Joint/Gasket (Provided by firm) 476 Renewal of fasteners as required (Brass) (Provided by firm) 477 Renewal of Fasteners as required (SS) (Provided by firm) 478 Renewal of Fasteners as required (MS) (Provided by firm) 479 Cold repair by putty (DEVCON/BELZONA) (Provided by firm) 480 HEs and ATUs - Capacity from 0.3 to 0.5 481 Renewal of Joint/Gasket (Provided by firm) 482 Renewal of fasteners as required (Brass) (Provided by firm) 483 Renewal of Fasteners as required (SS) (Provided by firm) 484 Renewal of Fasteners as required (MS) (Provided by firm) 485 Cold repair by putty (DEVCON/BELZONA) (Provided by firm) 486 HEs and ATUs - Capacity from 0.5 and above 487 Renewal of Joint/Gasket (Provided by firm) 488 Renewal of fasteners as required (Brass) (Provided by firm) 489 Renewal of Fasteners as required (SS) (Provided by firm) 490 Renewal of Fasteners as required (MS) (Provided by firm) 491 Cold repair by putty (DEVCON/BELZONA) (Provided by firm) 492 Manufacturing & Fitment of zinc protector with adaptor - Capacity from 0.3 to 0.5 493 HEs and ATUs 494 AC Condenser and Chillers 495 Manufacturing & Fitment of zinc protector with adaptor - Capacity from 0.5 and above 496 HEs and ATUs 497 AC Condenser and Chillers

Refer document

INR 526886.0 /-

Refer document

FileName	File Description	File Size
Click here to download tender document	Tender Notice	0 KB
Click here to download tender document	Tender Document	0 KB
Click here to download tender document	Tender Document	0 KB