S. No Item Description Qty Unit
7 PIPING AND FITTINGS:
Primary side cooling water pipe
7.1 Cooling piping ERW MS Steel pipe As per ASME B36.10 , the unit-price contains all necessary welding material, fittings-, bends, flanges, T-pieces, end caps, adapters, reducers, gaskets, pipe cut-off-, mounting-, pipe rings, pipe markers and other materials piping insulation shall be as per technical spec
711mm 7.1mm thick 800 M
508mm 6.3mm thick 48 M
406.4 mm 5 thick 240 M
355.6 mm 5 mm thick 240 M
314.9 mm 4.5 mm thick 288 M
270mm 4.19 mm thick 12 M
219.1mm 4.19 mm thick 120 M
168mm 3.96 mm thick 12 M
141mm 3.18 mm thick 12 M
114mm 3.05 mm thick 20 M
88.9mm 2.77 mm thick 100 M
73mm 2.11 mm thick 48 M
60.3mm 2.11 mm thick 48 M
48.3mm 1.65 mm thick 48 M
33.4mm 1.65 mm thick 48 M
21.3mm 1.65 mm thick 48 M
7.2 Cooling piping ERW SS304 , the unit-price contains all necessary welding material, fittings-, bends, flanges, T-pieces, end caps, adapters, reducers, gaskets, pipe cut-off-, mounting-, pipe rings, pipe markers and other materials piping insulation shall be as per technical spec
Pipng for the secondry circuit
700mm SCH 10 900 M
500mm SCH 10 1600 M
400mm SCH 10 150 M
350mm SCH 10 48 M
300mm SCH 10 48 M
250mm SCH 10 700 M
200mm SCH 10 350 M
150mm SCH 10 240 M
100mm SCH 10 1150 M
50mm SCH 40 525 M
40mm SCH 40 200 M
32mm SCH 40 50 M
25 mm SCH 40 50 M
15mm SCH 40 100 M
10 PIPING AND FITTINGS:
10.1 Cooling piping ERW hot dip galvenized Steel pipe As per ASME B36.10 , the unit-price contains all necessary welding material, fittings-, bends, flanges, T-pieces, end caps, adapters, reducers, gaskets, pipe cut-off-, mounting-, pipe rings, pipe markers and other materials piping insulation shall be as per technical spec
200mm 4.19 mm thick 340 M
250 12 M
150 48 M
50 240 M
25 mm 1.65 mm thick 50 M
15mm 1.65 mm thick 50 M
10 PIPING AND FITTINGS:
10.1 Cooling piping ERW SS304 ASME B16.1 , the unit-price contains all necessary welding material, fittings-, bends, flanges, T-pieces, end caps, adapters, reducers, gaskets, pipe cut-off-, mounting-, pipe rings, pipe markers and other materials piping insulation shall be as per technical spec
100mm 4.19 mm thick 400 M
50mm 2.11 mm thick 12 M
40mm 1.65 mm thick 36 M
32mm 1.65 mm thick 30 M
25 mm 1.65 mm thick 20 M
15mm 1.65 mm thick 20 M
Cooling piping ERW SS304 ASME B16.1 , the unit-price contains all necessary welding material, fittings-, bends, flanges, T-pieces, end caps, adapters, reducers, gaskets, pipe cut-off-, mounting-, pipe rings, pipe markers and other materials piping insulation shall be as per technical spec
100 84 M
10 PIPING AND FITTINGS:
10.1 "S.I.T.C of SS 304 Schedual 10 & 40 pipe ERW pipe for Chilled water system with fittings such as tees, unions, nuts, bolts, food grade gaskets,flange, nipples,reducer, expanders complete with adequate no. of U clamp supports, puf block & other necessary accessories, Including Flow Direction Marking etc.
For pipe size 80 NB and above:SCH 10
For pipe size 65 NB and below:SCH40
"
450 68 M
350mm 1200 M
250mm 48 M
200mm 720 M
125mm 48 M
100mm 156 M
80 mm 300 M
65mm 144 M
50mm 600 M
40mm 480 M
32mm 480 M
25 mm 624 M
20 mm 156 M
15mm 156 M
6 Chilled water piping above ground
"Supply, installation testing and Commissioning of MS 'Is1239 class C /IS3589' class pipe . Piping shall be insulated with Closed Cell Elastomeric Class O Nitrile Rubber Insulation, Density of material shall be between 60 to 80 Kg/m3, c), Thermal conductivity of elastomeric nitrile rubber shall not exceed 0.035 W/m°K at an average temperature of 0°C pre cut factory 7mil laminated UV protected Glass cloth on top layer before cladding as per specification with manufactures adhesive for pipe insulation and glass cloth tapes.
Pipes shall be MS conforming to IS: 1239 heavy Grade / IS :3589 or equivalent IS code, complete with all fittings such as bends, tees, elbows, flanges, pipe hangers, supports, anti-vibration hangers, including insulation as per specification. All bolts & nuts used for connecting flanges/ valves /equipment's etc. "
Insulation Water vapor diffusion resistance factor shall be >=7000. Adhesive shall be low VOC. Pipes shall be painted with 2 coats of red oxide primer .The total DFT shall be 100 micron.
"Note - For Cladding
Covering material shall be a multi layer laminate of aluminum, coated with special UV protection and a polymer backing, shall be non metallic, shall provide mechanical resistance with an excellent aesthetic look bright metallic finish and shall be as per the specification. "
Note : Complete insulation works shall be supervised at site by original insulation manufacture supplier.
"Note - For Insulation
All the pipe shall be insulated with specified thickness, the first layer with plain Nitrile rubber insulation as per specification and second layer of nitrile rubber with factory laminated GC cloth and final layer of aluminium cladding as per specification. "
900mm 10mm thick -IS3589 500 M
800mm 8mm thick -IS3589 12 M
600mm 6.3mm thick -IS3589 240 M
500mm 6.3mm thick -IS3589 24 M
450mm 5.6mm thick -IS3589 70 M
400mm 5.6mm thick -IS3589 240 M
300mm-5.6mm thick IS3589 120 M
250mm-4.5mm thick IS3589 48 M
200mm-4.5mm thick IS3589 50 M
150-IS 1239 Heavy grade class -C4.5mm thick 50 M
100-IS 1239 Heavy grade class -C 4.5 mm thick 100 M
80-IS 1239 Heavy grade class -C 4.5mm thick 50 M
65-IS 1239 Heavy grade class -C4.5 mm thick 50 M
50-IS 1239 Heavy grade class -C 4.5 mm thick 50 M
40-IS 1239 Heavy grade class -C 4.5 mm thick 50 M
25-IS 1239 Heavy grade class -C 4.5 mm thick 50 M
NOTE : - The rates quoted shall include the following for all kind of piping 7, 8, 9,10:
i) Piping rate shall include all fittings as per IS / BS like flanges elbows, bends, reducers, tees, sockets, but these shall be measured as pipe along the center line.
ii) Pipe hangers, clamps, U-bolts, nuts and bolts for anchoring the pipe.
iii) Supports: Pipe supports shall be of MS steel and shall be given anti corrosive paint treatment before installation.
iv) Fittings: MS weldable type of at-least pressure rating 21 kg / cm².
v) Jointing: Welding after inserting welding rings between pipes to be welded as per IS: 823
vi) Sealing material: 3 mm, 3 ply non hardening rubber gasket between flanges and Teflon tape for thread joints or by Screw fitting as per IS:554 and Flanges fitting as per IS: 1536, (Asbestos type Gaskets not acceptable)
vii) All hangers must be manufactured from GI while clamps and support fixings must be manufactured from SS-304. Pipes should be fixed at distance of 150 mm from the wall or ceiling.
7 Pre insulated pipe
insulation material -Polyeurathene insulation with nominal density 48kg/m3 the insulation thickness 75mm& 50 mm for 300mm pipe , the outer jackect shall be extruded HDPE integrated with diffusion barrier , jacket thickness -5mm for 1000mm 3mm for 300mm. Pipe shall be fabricated from IS 2062 GrB FE 410 .along with all required accessories & supporting item required for installation.
900 OD -thcikness 8.8 mm As per IS3589 400 M
610 OD -thcikness 6.3 mm As per IS3589 400 M
250 OD thickness 5.6 mm As per IS 3589 400 M
8 Cooling water piping shall be in MS construction confirming IS 3589 & IS1239 class C with internal corrocoat lining as per specification and external painting as per painting standard for C5M enviromen along with all required accessories & supporting item required for installation.
1219 OD -thcikness 12.5 mm As per IS3589 180 M
1219 OD -thcikness 10 mm As per IS3589 180 M
914 OD -thcikness 8 mm As per IS3589 504 M
700 OD -thcikness 7.1 mm As per IS3589 60 M
600 OD -thcikness 6.3 mm As per IS3589 240 M
508 OD -thcikness 6.3 mm As per IS3589 24 M
457 OD -thcikness 5 mm As per IS3589 48 M
323 OD -thcikness 5 mm As per IS3589 96 M
250 OD -thcikness 5 mm As per IS3589 240 M
200mm-4.5mm thick IS3589 120 M
150mm-4.5mm thick IS1239 24 M
125mm-4.5mm thick IS1239 100 M
100mm-4.5mm thick IS1329 240 M
80-IS 1239 Heavy grade class -C 4.5mm thick 200 M
