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gas boiler, diesel boiler, wns boiler(1)
gas boiler, diesel boiler, wns boiler(2)
gas boiler, diesel boiler, wns boiler(3)
gas boiler, diesel boiler, wns boiler(4)

Fuel Oil / Gas Fired Boiler

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

WNS oil/gas fuel boiler is the packaged 3-pass fire tube boiler, wet back design, provide factory-use saturated steam or heated water. WNS boiler is fully automatic, 100% safe, can running by wide range of liquid and gaseous fuels like LPG, natural gas, diesel, HFO, bunker oil or dual fuel.

Output: steam/hot water
Capacity: 0.2 to 40 Ton/h, 120 to 28,000 KW
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


YUANDA BOILER manufature kinds gas / oil burner boilers from 100kg to 40,000kg, 80kw to 28,000kw. For steam output, for hot water output, for heating material, machine or space... Gas/oil boiler can be applied in various industries.

gas oil fired boiler, oil gas steam boiler, oil gas hot water boiler

WNS Gas/Oil Fired Boiler:

-- WNS series oil gas boiler meaning "Horizontal Automatic Fire Tube Boiler"
-- Adopts three-pass wet-back structure, larger corugated furmace and thread smoke tube and advanced expansion welding technique
-- Strong power, equipped with international first-level brand burners
-- Using energy-saving device like economizer/condenser, environmental protection and energy conservation
-- Independently developed high-matching PLC control system to realize muitiple linkages, easy to operate, protect the boiler long uselife & running safely.
WNS gas oil fired boiler

Advantages of WNS Boiler:

High Security, 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.

High Efficiency, Energy Saving. Save Fuel & Running Cost

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

Long Using Life and Convenient for Maintenance

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

Fast-assembly Boiler, Packaged Boiler

Easy for transportation and installation, also could be pre-installed in the factory, customers only need to connect water, electricity, fuel at site

advantage of WNS gas oil boiler

Boiler System Diagram:

Necessary parts including boiler body, burner, control panel, valve gauges, water pump tank, water treatment, steam header, chimney etc. Condenser, deaerator is optional.

wns gas oil fired boiler system

Related Vertical Oil Gas Boiler:

--- Vertical LHS gas(fuel oil) fired boiler, capacity range in 100 kg - 2000 kg. Vertical standing industrial boiler, suitable for limited space user.

related small vertical type oil gas boiler

About Our Company:

■ Established in 1956, as a stated owned enterprise.
■ Over 16 years export experiences, payment & shipping protection
■ CE ASME DOSH EAC GOST ISO high standard boiler certified
■ Production of various types boilers, provide pre-sale boiler proposal for customer select
■ Directly factory low price & quality protection.
■ Completed technology & after-sale service team.
■ Support Video/VR inspection. Abroad installation and commissing service etc
■ Technical discussion, drawing about boiler solution for your company use

Industrial Boiler Manufacturer

Boilers We Have:

Steam Boiler/Generator (the boiler can produce pressure steam/vapor for production process) , Hot Water Heater Boiler (ther boiler can provide hot water or central heating for use), Thermal Oil Heater Boiler (heating oil purpose, hot oil circulation boiler), Turbine Boiler (drive turbine, to generating electricity)

② Fuel can be: Gas, Lpg, Diesel, Heavy Oil, Coal, Wood, Biomass, Charcoal, Briquette, Pellets, Waste Fabric, Husk, Fruit Shells, Forest Waste, Paper Waste etc

③ Sructure has: Fire Tube Boiler, Water Tube Boiler, Water-Fire Tube Boiler, Chain Grate Boiler, Reciprocating Grate Boiler, Step Grate Boiler, Traveling Grate Boiler

---- Welcome to inquiry, If you need boiler ----


Gas/oil Steam Boiler
Gas/oil Hot Water Boiler
Boiler Model WNS0.5 WNS1 WNS1.5 WNS2 WNS3 WNS4 WNS5 WNS6 WNS8 WNS10 WNS15 WNS20
Capacity(ton/h) 0.5 1 1.5 2 3 4 5 6 8 10 15 20
Working pressure(Mpa) 0.4/0.7/1.0/1.25/1.6/2.5/3.82(option)
Temperature() 150/170/184/194/204/226
Feed water() 20/104
Thermal efficiency(%) >98
Nox emission(mg/m3) 120/80/30
Exhaust gas temperature() <60
Fuel type Light diesel oil/Heavy oil/Natural gas/Liquefied gas/City gas/Dual fuel
Fuel consumption Light diesel oil(kg/h) 32.5 64.6 90 129.3 192.9 258.2 317.3 388.6 514.6 641.7 960.1 1276.2
Natural gas(Nm3/h) 35.7 70.1 120 140.3 212.1 283.4 385.6 424.2 566.3 707.8 1061.7 1415.8
Max transportation weight(t) 3.8 5.5 7 8 10.7 11.6 13.5 17.5 22.5 26.8 35.2 45.5
Note: for place limited, we didnot list all models, if you need other capacity/pressure or fuel, please contact us directly, we will send you detailed parameter.
Model Rated heating capacity
Rated working pressure
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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