Sulfuric Acid Tank - API

 

DESIGN DATA SHEET Application Equipment Detail Code of Design and Construction

ASME Certification Requirement

Sulfuric acid Storage system Cylindrical Shell with System connections API 620 – Design and construction of large welded low pressure storage tanks and ASME Sec VIII Div 1, Edition 2013 NO

National Board Registration Operator Country of Installation State and City of Installation Diameter of Shell Shell Thickness Type Orientation Service fluid Fluid density Corrosion allowance Volume of Shell (For each shell)

NO India 14,000 mm 24 mm Cylinder Vertical Sulfuric acid with 98% concentration 1800 Kg/m3 3 mm 2780 m3 ~ 2800 m3

No ofelevation Tanks Tank Installation Internal Design Pressure MAWP External Pressure Cyclic Operation Design Temperature MDMT (Vessel and structures) Corrosion allowance Wind Loading

1 Nomm 250 On site Design Conditions 3.22 Kg/cm2 (g) (0.322 Mpa ) = Hydrostatic (With actual fluid – at the Bottom point) 3.22 Kg/cm2 (g) NIL NIL 50 Deg C 0 Deg C 3 mm ASCE 7 -05 and IS 875 (Edition 1987)

Seismic Loadings Radiography Joint Efficiency Loadings UG -22 PWHT Internals Insulation Fire Proofing Snow loading

UBC 1997 and IS 1893 (Edition 2002) FULL (As per UW – 11) - RT1 (On Butt welds) As per UW -12 Skirts like extension, Hydro Test. Not Required Raffers for supports No No No

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Dimensional details 14,000 mm 18,200 mm 21,000 mm 24 mm Conical fixed type ~ 65 Deg ~ 2500 mm

Diameter of Shell Shell length Overall height of the vessel Shell Thickness Top Dish Apex angle of cone Height of the cone

Thickness ofrings conefor cone surface and raffers Reinforcing Bottom end Bottom plate diameter Bottom end thickness Support type

8 mm (Only for roof) – No10 pressure inside I beam sections (75 mm, mm thick) Flat bottom 14,250 mm 24 mm Skirt like extension – Suitable for bolting –With EQ (Suitable for earth quake conditions)

No of raffers Vertical Horizontal Ladder Platform Approximate weight of one vessel

32 Nos ( 18.2m length) 48 Nos (7.5m length) Circular On top and middle ~203 Tons (With out structures)

Total weight of the tank (Each)

~ 230 tons

NOZZLE SCHDULE Nozzzle No N1,N2

Description

Qty (Nos)

Size

Flange Type

Manway (Bottom)

2

WNRF, B 16.47

N3 & N4

Inlet ports

2

40” NB (1000 mm), 16 mm thick 10” NB (SCH 80s)

WNRF, B 16.5

150

-

N5 & N6

Outlet ports

2

-

Pressure port

2

150

-

Temperature port

2

150

-

Port for safety valve Drain

2

WNRF, B 16.5 WNRF, B 16.5 WNRF, B 16.5 WNRF, B 16.5 WNRF, B 16.5

150

N7 and N8 N9 and N10 N11 and N12 N13

10” NB (SCH 80S) 1” NB (SCH 80) 1” NB (SCH 80) 4” NB (SCH 80) 4” NB (SCH 80)

150

-

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2

Class (or) Series A SERIES

150

OTHERS

With Davit arm Mechanism

 

MATERIAL OF CONSTRUCTION SHELL NOZZZLES FLANGES BLIND FLANGES STUDS NUTS GASKETS REINFORCEMENT PLATES LEGS Raffers Reinforcement rings for cone LADDER WALK WAY Platforms DAVIT ARM Welding rod Installation

SA 36 SA 36 and SA 106 Gr B SA 105 SA 36 SA 193 GR B7 SA 194 GR 2H CAF SA 36 IS 2062 (~SA 36) IS 2062 (~SA 36) IS 2062 (~SA 36) IS 2062 (~SA 36) IS 2062 (~SA 36) IS 2062 (~SA 36) SA 29 and SA 36 A 5068 On site basis

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CODES FOLLOWED DESIGN AND FABRICATION

MATERIALS WELDING RODS WELDING QUALIFICATION

Desgin : API 620 – Design and construction of large welded low pressure storage tanks Ref : ASME Boiler and Pressure vessel Code SEC VIII, Div 1, Edition 2013, Ref : Process equipment design by Brownell and young (Specially for large storage tanks) ASME Sec II, Part A ASME SEC II, Part C ASME Sec IX

NON DESTRUCTIVE EXAMINATION FLANGES PIPES FITTINGS NOZZLE LOADINGS WIND LOADING SEISMIC LOADING PAINTING SAFTY

ASME Sec V ASME B 16.5, ASME B 16.47 ASME B 36.10 ASME B 16.11 WRC 107 ASCE 7 -05 and IS 875 (Edition 1987) UBC 1997 and IS 1893 (Edition 2002) SA 2 ½ OSHA

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