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Gas Oil Fired Boiler

gas burner boiler | industrial steam boiler | gas fired hot water boiler

WNS series gas-fired boiler is a three-pass wet-back boiler, which can generate steam or hot water for factory use. Fully automatic operation, safety and energy saving. Equipped with well-known burners, it is suitable for various liquid and gaseous fuels, such as lpg, natural gas or dual fuel.

Output: steam, hot water
Capacity: 0.1ton-40ton, 80-14000kw.
Styles: horizontal
Available Fuel: natural gas, biogas, LNG, LPG, dual fuel etc
Applied Industries: food, beverage, diary, feed mill, garment, textile, chemical, paper, packaged, refinery, chemical, laundry, hotel, greenhouse etc

Introduction

Yuanda has LSS water tube gas oil steam generator and WNS fire tube gas oil boiler. Can produce saturated steam, superheated steam and hot water for factory production.

Type A:LSS fast steam generation boiler with a top-mounted burner and water tube design, achieving 97%+ dry saturated steam in under 5 minutes from cold start. Minimizes carryover and reduces fuel consumption for energy-efficient operation.

Type B:WNS horizontal gas and oil fired boiler is package type three pass fire tube boiler, produce hot water, saturated steam or superheated steam. The boiler has a larger corrugated furnace which have big radiate heating area, and adopted threaded smoke tube, finned tube economizer which greatly increased the boiler heat transfer efficiency. Independently developed PLC control system to realize multiple linkage.


fast steam generator boiler and horizontal steam boiler

Steam/Hotwater Boiler Size
We have 100Kg/h, 150Kg/h, 200Kg/h, 300Kg/h, 500Kg/h, 750Kg/h, 1000Kg/h, 2000Kg/h...up to 20000Kg/h. For bigger size above 500Kg/h , Please choose our "WNS" type horizontal boiler. Sufficient output and high steam quality with wetness below 1%. For smaller size below 500Kg , please choose our "LSS" type vertical boiler, compact design saves space and costs.

Features of LSS Vertical Boiler

✔ Compact design saves space and costs – Smaller footprint, radiation losses and larger fuel savings
✔ Faster steam production = reduced downtime – No more waiting for steam.
✔ Energy-efficient operation – Cuts fuel use, saving you money long-term.
✔ Reliable, high-quality steam – Dry, saturated steam (97%+) for consistent performance.
✔ Eco-friendly – Optimized combustion reduces waste and resource consumption.

Ideal for: Industrial processes, food/beverage, manufacturing, and any operation needing fast, efficient steam or hot water on demand.

100kg 150kg 200kg 250kg 300kg 500kg fas steam generation boiler

Features of Horiozntal Boiler

●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.

●High Security, Safe Operation;
①PLC Control ensures automatic water feeding, low water protection and alarm, extremely low water emergency stop, pressure protection, safety valve pressure relief, etc.
②The LCD touch screen shows the working condition of burner, feed water pump, steam pressure, steam flow and steam temperature

●Long Using Life and Easy 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.

Factory Assurance

1. Spare parts available at ex-factory price

2. Different voltage available

3. 100% tested before delivery

4. Skid-mounted steam boiler system available

5. Container type steam boiler system available

mobiled skid mounted steam boiler

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
■ Worldwide customers in 132countries & regions

gas steam boiler, gas burner boiler factory

Why believe Yuanda boiler quality?

(1) Strength calculation report with applied materials information;

(2) 100%NDT(non-destructive inspection) report of steel plate, tube and welding rod;

(3) 100% X-ray inspection( (Longitudinal, transversal safety inspection)): ensure the quality of entire boiler;

(4) Hydrostatic test: ensure the standard working pressure and safety;

(5) Third-party inspection report

(6) Passed ASME CE ISO DOSH EAC GOST boiler level certificate.

Our Service

Pre-sale Service:

1. Design一We help customer to choose the best boiler model according to the different requirements of different industries.
2. Drawing and files一Supply quality certificates, factory-inspect, fuel consumption calculation, cost analysis, foundation drawings, layout drawings, boiler room drawings nased on your needs, etc.
3. Technical Solution一Design completed boiler solution with installation materials for your company.
4. Competitive Price一As one boiler factory, we have lowest price and high quality.

After-sale Service:

1. Provide a full range of boiler and original spare parts.
2. Overseas engineers installation and commissioning service is available.
3. Training in site, to ensure safe operation.
4. 24 hours online, quick respond.
5. Free maintenance and repair for one year and lifetime service.

Parameter

gas steam boiler
gas hot water boiler
Model Horsepower Rated steam output Rated pressure Rated temperature Feed water temperature Fuel consumption
(hp) (Ton/hr) (Mpa) () () Light diesel oil(kg/h) Natural gas(Nm3/h)
LSS0.1 7hp 0.1 0.4/0.7 mpa 130171 20/105 6.7 7.3
LSS0.2 15hp 0.2 130171 20/105 12.8 17
LSS0.3 25hp 0.3 130171 20/105 19.2 25.5
LHS0.5/LSS0.5/WNS0.5 35hp 0.5 130171 20/105 32 42.5
LHS0.7/WNS0.7 50hp 0.7 130171 20/105 49.5 51
LHS1/WNS1 65hp 1.0  0.4/0.7/1.0/1.25/1.6/2.5/3.0 mpa 130185 20/105 70 80
LHS1.5/WNS1.5 100hp 1.5 130185 20/105 108.7 115.4
LHS2/WNS2 125hp 2 130185 20/105 135.2 150.4
WNS3 200hp 3 130226 20/105 192.9 212.1
WNS4 250hp 4 130226 20/105 258.2 283.4
WNS5 300hp 5 130226 20/105 323.5 354.7
WNS6 350hp 6 130226 20/105 388.6 424.2
WNS8 500hp 8 130226 20/105 514.6 566.3
WNS10 600hp 10 130226 20/105 641.7 707.8
WNS12 720hp 12 130226 20/105 768.9 849.3
WNS15 900hp 15 130226 20/105 960.1 1061.7
WNS20 1200hp 20 130226 20/105 1276.2 1415.8
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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