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MECHANICAL DATA SHEET
FOR
SILENCER
DOCUMENT No.
A307-0IV-16-46-DS-4212
Rev. A
Page 2 of 3
PROJECT : IREP- KOCHI CLIENT : BPCL, KRL
UNIT : VGU-HDT LOCATION : OUTDOOR
JOB NO. : A307 ITEM NO. : IV-LZ-212
QUANTITY : 1 NO. ITEM NAME : MP STEAM VENT
SILENCER
1.0 OPERATING AND DESIGN DATA
1.1 Fluid : #
1.2 Flow Rate (Rated), Kg/Hr : #
1.3 Design Margin 10%
1.4 Operating Pressure (Rated), Kg/Cm 2 (g) : #
1.5 Design Pressure, Kg/Cm 2 (g) : #
1.6 Operating Temperature (Rated), 0 C : #
1.7 Design Temperature, 0 C : #
1.8 Silencer Operation : Intermittent
1.9 Position of the Silencer : Vertical
1.10 Silencer Location : #
1.11 Corrosion Allowance, mm : #
1.12 Inlet Size/Rating/Type : #
1.13 Silencer Type : Absorptive
1.14 Silencer Bottom end : Dished end
1.15 Insulation on outer surface (by others) : #
1.16 Rain hood with bird screen to be provided Yes
2.0 MATERIAL OF CONSTRUCTION
2.1 Inlet Pipe (Nozzle) : SA516 Gr-60/70/ SA106 GrB
2.2 Inlet Flange : SA105
2.3 Shell : SA516 Gr-60/70
2.4 Bottom Dished End : SA516 Gr-60/70
2.5 Diffuser pipe : SA106 Gr B
2.6 Perforated Sheet for insulation and Bird Screen : SS304
2.7 Rain Hood : SA516 Gr-60/70
2.8 Sound Absorptive Packing Material : Glass Fiber / Mineral Wool
2.9 Silencer Supports : SA516 Gr-60/70
2.10 Acceptable Noise Level, dBA (Max.) : 85 dBA at 1.0M distance
(perpendicular ) from silencer discharge
2.11 Insulation Cleats : SA516 Gr-60/70
3.0 MANUFACTURER’S DATA
3.1 Manufacturer’s Name : *
3.2 Size (Dia., mm & Overall Length, mm) : *
3.3 Shell Thickness, mm : *
3.4 Acoustic Insulation Material : *
3.5 Acoustic Insulation Material Density, Kg/m 3 : *
3.6 Acoustic Insulation Surface area, m 2 : *
3.7 Acoustic Insulation Thickness, mm : *
3.8 Silencer support (Type and no. of supports) : *
3.10 Material of Construction :
Shell : *
Dished end : *
In let pipe : *
In let pipe flange : *
Diffuser pipe : *
3.11 Drain details : Note 1
3.12 Drain valve : Note 1
Format No. EIL 1641-1924 Rev. 1
Page 200 of 291
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