18 MT/hr Natural Gas Fired Water Tube Packaged Auto Controlled Boiler--ZBG

18 MT/hr Natural Gas Fired Water Tube Packaged Auto Controlled Boiler

2023-02-06 08:58:56

1.1 Natural Gas Fired Water Tube Packaged Auto Controlled Boiler (18 MT/hr.) :

01 (one) Set complete.

1.1.01	Water Tube Boiler
	- Model	:	To be Specified by bidder
	- Capacity	:	18000 Kg/hr or Nearest standard capacity
	-Max working pressure	:	13 Kg/cm2
	-Normal Operating Pressure	:	10 Kg/cm2
	Operating Steam Temperature	:	2070 C
	-Testing Water Pressure	:	19.5 Kg/cm2
	Thermal Efficiency	:	92% (min.)
	-Feed Water Temperature	:	1040C
	-Material of Drum	:	SA 516 Gr 70 or equivalent
	-Material of Water Tube	:	SA 192 or equivalent
	-Fin Welding : Automatic welding. No Manual welding Allowed
	- Valves : Main Steam Valve, safety Valve, Feed Water Valve, Drain Valve, Pressure reducing Valve. Accessories : Pressure Gauge, Water Level Gauge. Pressure Limit S/W Pressure Controller, Air Flow meter, Flow meter with Totalizer for Steam, Water and Gas. Stipulation of Manufacturing : Manufactured according to ASME code and Quality Management system ISO-9001.

1.1.02	Economizer		: 01 (one) Set.
	Type	:	Fin tube
	Outlet gas temp.	:	As per design
	Material, Tube	:	SA 269 –TP 316L or equivalent.
	Fin	:	SA 240-TP 316L or equivalent.

1.1.03	Gas Burner
	Type	:	Blast (Low Nox Type)
	Max. Capacity	:	As per design
	Control Type	:	Proportional Control, Linkage type
	Fuel	:	N.G
	Power	:	380V, 3ph & 50 Hz.
	Inlet Gas Press.	:	2000 mm Aq-9000 mmAq
	Nox	:	<50 ppm.

1.1.04	Forced Draft Fan	:		01(One) Set.
	Type	:		Turbo
	Capacity	:		As per design
	Pressure	:		As per design
	Power	:		380V, 50 Hz, 3 phase
	Motor	:		High Efficiency Motor.

1.1.05	Air Duct :	:		01(One) Set.
	Scope	:		FD Fan to Burner
	Material SA 131 Gr. × 3.2 mm1 or equivalent

1.1.06	Feed Water Pump :		:		02 (Two) Set
	Model		:		To be mentioned
	Flow		:		25 M3/hr.
	Pressure.		:		15 Kg/cm2 (min m)
	Motor Capacity		:		To be mentioned.
	Brand		:		To be Specified by bidder.
	Control and protection		:		To be provided.

1.1.07	Relief Valve		:		01 Set
	Type		:		To be mentioned by bidder

1.1.08	Body Piping
	Scope for work
	Feed water pump piping (By pass piping)
	Feed water control valve piping (By pass piping)
	Valve material	:		Forged Carbon Steel or Equivalent.
	Welding	:		TIG

1.1.09	Self monitoring low-high level alarm system : 01 (One) Set
	Type	:		self monitoring electrode system

1.1.10	Chemical Dosing Pump : 02 (Two) Set
	Metering Pump	:		To be specified by the bidder
	Chemical Tank Material : PE

1.1.11	Control Panel :			01 (One) Lot

1.1.12	Deaerator :			01 Set
	Type	:		To be mentioned by the bidder
	Capacity	:		To be mentioned by the bidder
1.1.13	Safety Systems:	:		To be mentioned by the bidder
1.1.14	Above Boiler Specification may be relaxed for world renowned Boiler manufacturer
1.1.15	Above Specification are not Limited.

2.1	Cross sectional construction Drawing with scale	: 3(three) Copy
2.2	Calculation of heating surface	: 3(three) Copy
2.3	Calculation of strength of pressure parts	: 3 Copy
2.4	Inspection Authority’s Certificate of Inspection during Construction	: 1(one) Copy
2.5	Contractor’s Certificate of manufacturing and Test	: 1(one) Copy
2.6	Steel Maker’s test result certificate of Manufacturing.	: 1(one) Copy
2.7	Steam Pipe certificate for pipes over 3” I/D	: 1(one) Copy
2.8	Maker’s Stamp	: 1(one) Copy
9.9	Operation and Maintenance Manual	: 3 (three) Copy