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20ton diesel steam boiler
2 ton gas fired steam boiler
6 ton natural gas steam boiler
2.8mw gas fired hot water boiler

WNS Oil / Gas Fired Boiler

Wet back boiler | Diesel/LPG gas boiler | Horizontal fire tube boiler

WNS oil/gas fired boiler is the Automatic Horizontal Fire Tube Boiler. Adopts three pass wet-back structure, larger corugated furmace, thread smoke tube with unique expansion welding technique. Equipped with international first-level brand burners, strong output, 25 years lifetime.

Output: steam/hot water
Capacity: 0.2 to 40 Ton/h, 120 to 28,000kw
Horsepower 10hp to 2500hp
Pressure 0-3.8Mpa, 0-38bar
Applied Industry: food&beverage, dairy, feed, textile, paper, chemical, package, refinery, pharm, building material, hotel etc

Introduction

WNS gas/oil fired boiler is horizontal fire tube boiler, to produce steam/hot water for factory production and commercial use.

It's the most popular quick-install boiler, certified by ASME CE ISO DOSH EAC TUV BUV. High quality, automatic control, 20+ years life assurance.

*Capacity: 0.3-40 ton, 300kg-40.000kg, 20-2800hp, 200-28000kw

*Pressure: 4bar 7bar 10bar 13bar 16bar 25bar 30bar 38bar

●3 pass wet-back structure, larger corugated furmace, thread smoke tube with unique expansion welding.

●Equipped with international first-level brand burner & accessories.

●PLC automatic control, interlock system for burner, water tank, pressure, flame.

●Energy saving device, such condenser, preheater, condensate water recovery etc.

Features & Advantages

01

safe protection ways

High Security, 100% Safe Operation

①Anti-dry heating system with five stages water level check; ②Four stages pressure protection; ③Explosion-proof door with fire viewer; ④Remote monitoring system.

02

Double layer 12cm thermal insulation cotton

98.6% High Efficiency, Save Fuel & Running Cost

①Large corrugated furnace, patent design three pass smoke tubes; ②Built-in steam separator, ensure high steam quality with wetness below 1%; ③Double 12mm thickness aluminum silicate insulation layer; ④Finned tube design economizer with aluminum silicate insulation, greatly reducing heat loss.


03

fire tube smoke tube boiler

Long Using Life and Convenient for Maintenance

①Wet-back reverse flame chamber;②Solid round steel tension rod design;③Rapid solidification and high-strength refractory building materials;④Double opening-door at front and back.

04

skid mounted steam boiler

Skid-mounted/Container Boiler, Quick into Use

It can be made to skid mounted boiler or mobile container boiler. Pre-installed in the factory, easy for transportation and installation, customers only connect water, electricity, fuel at site

Protective Function

① Water level protection, flame out protection, pressure protection, exhausted smoke over temperature protection, beside with 5th water level detector;

② Automatic operation of the burner ignition, flameout, big/small fire switch;

③ Steam-water separator, high steam quality with wetness below 1%

④ Water quality protection (dosing device, TDS system optional)

Related Boilers

① SZS water tube steam and hot water boiler, 5-40 ton/h, water membrane wall design, high efficiency 98%, larger combustion furnace.

② LHS LSS Small gas/diesel boiler, vertical boiler, gas/diesel steam and hot water generator.

water tube gas oil steam and hot water boiler

vertical gas oil steam generator and hot water generator

About Our Company

■ Founded in 1956, a quality supplier assessed, certified and inspected by SGS Group

■ CE ASME DOSH EAC GOST TUV BUV ISO high standard boiler certification
■ More than 17 years of export experience, gold medal supplier, guaranteed payment and delivery.
■ Integrating research&development production and sales
■ Support video/VR or third party factory inspection
■ Exported to 132 countries, more than 100,000 customers

Quality Assurance

Steel element test→Steel rust cleaningWelding electrodes drying processAutomatic welding, argon arc welding, expansion welding etc. methodsNDT(Nondestructive Testing) including X-ray Test, Ultrasonic Test, Magnetic particle TestHydraulic pressure test.

FAQ of WNS Boiler

1. How much fuel does the boiler use per hour?

Take WNS 1 ton boiler as an example, the gas consumption per hour is 70m³, light diesel oil is 64kg.

2. Worried about the installation?

①We have skid mounted boiler, free of installation; ②We can send engineers to install boiler.

3. Don't have enough space in our factory?

We have vertical gas/diesel boiler, small footprint.

4. Do you have agent here?

We have agents and partners in some countries, will check list for you.

Parameter

Gas/oil Steam Boiler
Gas/oil Hot Water Boiler
Model Capacity
(Ton/h)
Horspower
(hp)
Pressure
(Mpa)
steam temperature
()
Feed water temperature
(
)
Fuel consumption
Light diesel oil(kg/h) Natural gas(Nm3/h)
WNS 0.5 0.5 35 0.4 to 3.82mpa 130450 20/105 32.5 35.7
WNS 1 1 71 0.4 to 3.82mpa 130450 20/105 64.6 70.1
WNS1.5 1.5 120 0.4 to 3.82mpa 130450 20/105 96.8 105.2
WNS 2 2 150 0.4 to 3.82mpa 130450 20/105 129.3 140.3
WNS 3 3 200 0.4 to 3.82mpa 130450 20/105 192.9 212.1
WNS 4 4 300 0.4 to 3.82mpa 130450 20/105 258.2 283.4
WNS 5 5 350 0.4 to 3.82mpa 130450 20/105 323.5 354.7
WNS 6 6 425 0.4 to 3.82mpa 130450 20/105 388.6 424.2
WNS 8 8 550 0.4 to 3.82mpa 130450 20/105 514.6 566.3
WNS 10 10 700 0.4 to 3.82mpa 130450 20/105 641.7 707.8
WNS 12 12 850 0.4 to 3.82mpa 130450 20/105 768.9 849.3
WNS 15 15 1050 0.4 to 3.82mpa 130450 20/105 960.1 1061.7
WNS 20 20 1400 0.4 to 3.82mpa 130450 20/105 1276.2 1415.8
Note: Standard boiler parameter is for your reference, should follow the actual technical data according customer needs & engineer design.
Model Rated heating capacity
(mw)
Rated working pressure
(Mpa)
Output water temperature
()
Return water temperature
()
Fuel consumption
Light diesel oil(kg/h) Natural gas(Nm3/h)
WNS 0.35 0.35mw Atmospheric pressure/0.7/1.0/1.25/1.6 85~130 70/60 31.6 36.6
WNS 0.7 0.7mw Atmospheric pressure/0.7/1.0/1.25/1.6 85~130 70/60 60.4 69.3
WNS 1.4 1.4mw Atmospheric pressure/0.7/1.0/1.25/1.6 85~130 70/60 122.8 146.1
WNS 2.1 2.1mw Atmospheric pressure/0.7/1.0/1.25/1.6 85~130 70/60 192.3 227.1
WNS 2.8 2.8mw Atmospheric pressure/0.7/1.0/1.25/1.6 85~130 70/60 246.1 286.5
WNS 4.2 4.2mw Atmospheric pressure/0.7/1.0/1.25/1.6 85~130 70/60 367.1 412.6
WNS 5.6 5.6mw Atmospheric pressure/0.7/1.0/1.25/1.6 85~130 70/60 490.2 543.7
WNS 7.0 7.0mw Atmospheric pressure/0.7/1.0/1.25/1.6 85~130 70/60 593.6 660.7
WNS 10.5 10.5mw Atmospheric pressure/0.7/1.0/1.25/1.6 85~130 70/60 936.5 998.8
WNS 14 14mw Atmospheric pressure/0.7/1.0/1.25/1.6 85~130 70/60 1200.8 1330.7
Note: for place limited, we didn't list all models, if you need other capacity, pressure, fuel, please send us inquiry directly, we will send you detailed parameter.

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