SPECIFICATION FOR STANDARD FILTER VESSELS

 

Design and Construction Code - Vessels below are to European design codes PED97/23/EC.SEP.

 

MATERIALS OF CONSTRUCTION:

 

SHELL

BSEN10025S275J

HEADS

BSEN10025S275J

MANWAY NECK

BSEN10025S275J

MANWAY FLANGES

BSEN10025S275J

MANWAY FLANGE RATING

BS4504PN6

NOZZLE NECKS

ASTM AP15L

NOZZLE FLANGES

BSEN 10025S275J

FLANGE RATINGS

BS4504 PN16

BOLTING

BS4882 B7/2H

JOINTING

EDPM

LEGS

BSEN10025S275J

 

Hydraulic Testing

Hydraulically Tested to code on completion of fabrication

 

Corrosive Allowance

1 mm Nominal

 

Pressure

Cold Spun Torispherical

 

Pressure

Design 5 bar, Test 7.5 bar

 

Manways

Top & bottom 600mm NB manways complete with plate flanges, bolts, gaskets lifting handles and davit arm

 

Header & Laterals Internal Systems

Stainless Steel Header and Drop Pipes with Drilled ABS Laterals for use with Graded Gravel Underbed

 

Fittings

Two lifting lugs, One name plate

 

Internal Surfaces

Blast cleaned to SA21/2 and  apply 500  micron  D.F..T of DWI approved solvent free epoxy tank lining inclusive of spark test.

 

External Surfaces

Blast clean to SA21/2 and apply one coat of zinc phosphate epoxy primer to a D.F.T. of 100 micron.  One coat of epoxy MIO to a DFT of 125 micron, and on coat of Urethane Acrylic Finish to D.F.T. of 50 micron.

 

Standard Vessel Dimensions

 

Vessel Diameter (nominal)

750 mm

 

900 mm

 

1000 mm

 

1066 mm

 

1200 mm

 

1375 mm

 

1500 mm

 

1600 mm

 

1800 mm

 

2000 mm

 

2200 mm

 

2450 mm

 

2700 mm

 

3000 mm

 

Vessel height on straight : can be 1500 mm or 2000 mm as standard.