Technical Specifications for 30 KL Storage Tank (SF-6)
Description
Code of Construction
Capacity
Design Pressure
Hydro test Pressure
Limpet
Corrosion Allowance
MOC
Shell
Semi Ellipsoidal Dish End T/B
Limpet coil MOC
Size
Pitch
Portion to be covered
Radiography
Inside finish
Outside
Wt. of vessel (Empty Weight)
Vessel
Approval
Stress relieving / PWH
Others
Nozzle Details ;
Man hole : 500 NB with blind
Inlet 1 (with Dip pipe) : 25 NB
(Return from filling)
Inlet 2 (with Dip pipe) : 25 NB (From
condensate vessel & unloading
pump)
Safety valve : 65 / 50 NB (Shuttle /
Change over valve)
Vent valve : 50 / 25 NB (Vacuum
Pull)
Drain valve : 50 NB (Unloading
Pump)
Outlet to pump : 50 NB
Spare with blind :50 NB (Reserve)
Pressure gauge : 25 NB
Temp. gauge : 25 NB
Temp. switch : 25 NB
Pressure switch : 25 NB
Level Transmitter (Radar) : 80 NB
Earthing strip / boss
Specification
ASME Sec. VIII Div. I (Latest)
30 KL
(-) 1.0 to 50 Bar at 60°C
75 Bar ( or as per code’s requirement)
4.5 kg/cm2 at –10°C
3 mm
SA 516 Gr. 70
2200 f x 7200 T/L x 50 mm thick
50 / 50 mm thick
MS
100 NB IS.1239 (H)
200 mm + 10
Shell with saddle
100%
Sand blasting As per SA 2.5 (Internally)
Primer Paint 125 microns
Please specify
To be vacuumised inside before purging (Less than
1.0% Oxygen and pressurization with N2 at 0.1 bar
Pr. in the tank before dispatch. Specific inspections
from us prior to this activity
CCOE / PESO/ 3rd party inspection.
To be done
Nozzle Flange, R/F Pad, , Base Plate, Gasket , Bolt
& Nut etc.
1 No.
1 No.
2 Nos.
2 Nos. (As per safety valve calculation)
OR 1 No. with Shuttle / Change over valve having
arrangement for fitment of 2 Nos. of Safety valves
(As shown in the attached diagram)
1 No.
1 No.
2 Nos.
1 No.
1 No.
1 No.
1 No.
1 No.
1 No.
2 Nos
Limpet coil : 100 NB with 50 NB
inlet & out let Nozzles
Sample point : 25 NB
Nozzle MOC
Flange MOC
GA Drawing
Nozzles matching Flanges
Gaskets
Saddles
Inspection pockets
Insulation cleats
Manhole
Fasteners
2 Nos. / 4 Nos. (As per construction details)
1 No.
A 106 Gr. B / CS Sch. 160
ANSI B 16.5 SORF 300 / 600 # (As per code and
design data requirements) / SA 516 Gr.70 or A 105
Please provide initial drawing for Nozzles elevation &
orientation to be marked by our team.
To be provided as the tank has to be pressurized
before shipment
Spiral wound, PTFE filled
Qty - 200% for all nozzles for site work
To be suitable for a clear gap of 600 mm for ground
4 Nos. on each dished ends and 10 Nos. on shell
(for inspection and ultrasonic thickness
measurement in working conditions after the
insulation is completed (Total 16 Nos.)
To be provided for 75 mm thick PUF insulation (from
limpet Coil)
Shall be Hinged preferably or with Davit arm
SA 193 Gr. B7 / SA 194 Gr. 2H with 10% Extra
provision for site work