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industrial steam boiler list
diesel gas lpg steam boilers
coal steam boiler
wood biomass steam boiler

Steam Boiler Manufacturer

Gas oil boiler | Coal boiler | Biomass boiler | Electric boiler

Industrial boiler is an important heating equipment for factory production, popular in all the needs of steam, hot water, hot oil. Widely used in food/beverage, paper making, packaged, textile, feed mill, refinery, chemical, building materials, laundry, hotel and other industries.

Layout: Horizontal, Vertical, Skid Mounted, Container
Capacity: 0.1 - 70ton, 80 - 50000kw
Work Pressure: 3-38bar, 0.3-3.8Mpa
Fuel Type: gas, oil, coal, biomass, electric
Applied Industry: Food, Beverage, Feed, Textile, Paper, Chemical, Package, Refinery, Pharm, Building Material, Hotel...

Introduction

Yuanda Boiler, specialised industrial boiler since 1956. More than 10,000 projects in 135 countries, aim to offer the most suitable boiler and steam system for industrial heating.

We have fire-tube boiler, water-tube boiler, water-fire tube boiler, fueled by gas, oil, biomass, wood, coal, and electric etc.

All products passed ASME, CE, ISO, EAC, DOSH certification.


Available Models

1. WNS horizontal fire tube oil gas boilers

2. DZL horizontal water-fire tube boilers

3. DZH hand-feeding coal biomass fired boilers

4. SZL water tube coal biomass boilers

5. SZS d type watertube packaged boilers

6. LSG LSC vertical coal/biomass fired boiler

7. LHS LSS vertical oil/gas fired boiler

8. LDR vertical electric boiler

9. WDR horizontal electric boiler

10. DHL water tube corner tube boiler

Boiler Details

WNS Horizontal Fire Tube Boiler

1. Fully automatic, safe, and high-efficiency gas/oil boiler.

2. Horizontal, three-pass, fire-tube design for quick installation (package boiler).

3. Wet-back configuration for high-temperature resistance and improved airtightness.

4. Internationally branded burners (Weishaupt, Baltur) with electronic modulation.

5. Large-size corrugated furnace lining + patented threaded flue pipe design.

6. Equipped with an energy-saving device; thermal efficiency reaches 98%.

7. PLC control with touchscreen, remote monitoring, and safety alarms.

8. Can be installed on a platform or inside a container, requiring no complicated installation and allowing for quick commissioning.

LHS Vertical Gas Oil Boiler

1. Vertical fire-tube boiler, requires very little floor space.

2. Ideal for small industries, hotels, hospitals, laundries, and processes with moderate steam demand.

3. Fast start-up (5-10 minutes to reach working pressure).

4. Robust construction with a high-strength steel combustion chamber.

5. Quiet operation and low emissions thanks to low NOx burners.

6. Fully automatic, includes a protection system against water shortage and overpressure.

7. Easy maintenance thanks to its front inspection doors.

SZS D-type Water Tube Packaged Boiler

1. Two-drum water-tube boiler, vertical D-type configuration.

2. Fully welded membrane walls for maximum leak tightness and safety.

3. Ideal for high steam demands in continuous industrial processes (chemical, paper, cogeneration).

4. High steam quality (humidity <1%) thanks to its advanced separation system.

5. Large heating surface and natural water circulation, eliminating the need for a circulation pump.

6. Thermal efficiency exceeding 98% with an optional finned economizer and condenser.

7. Very low NOx emissions (≤30 mg/m³ with FGR technology).

8. Packaged or semi-packaged design for quick on-site installation.

DZL / DZH Water-Fire Tube Boiler

1. Single-drum boiler, combining water-tube and fire-tube heating.

2. Combustion equipment: chain grate (DZL) or manual chain grate (DZH).

3. Radiation zone design with water-tubes in the side walls.

4. Convection zone with two tube wings and spiral smoke tubes in the steam drum.

5. Symmetrical distribution of the upper drum, water walls, and headers, ensuring thermal stability.

6. High efficiency (up to 85%) and optimized heating surface layout.

7. Environmental protection measures available: baghouse dust collector, double-tower desulfurization, etc.

8. Easy operation, low maintenance costs, and long service life.

SZL / SZW Water Tube Boilers

1. Horizontal, two-drum water-tube boiler with chain grate (SZL) or reciprocating grate (SZW).

2. Adapted for burning biomass fuels with high moisture content (up to 50%) and high ash content, as well as mixed bulk fuels.

3. Custom-designed for different fuel types, allowing for various combustion configurations (chain grate, moving grate, reciprocating grate, bubble bed grate).

4. Compact structure, high-quality steam, and abundant production.

5. The reciprocating grate (SZW) automatically breaks down slag and removes ash, preventing blockages.

6. Zoned air distribution and real-time oxygen control for maximum combustion efficiency.

7. Two-stage dust removal system for low emissions.

8. Economizer and air preheater options for increased thermal efficiency (>90%).

WDR/LDR Electric Steam Boilers

1. Electric steam generator with zero emissions and no combustion.

2. Completely silent operation without the need for a chimney or fuel tank.

3. High efficiency (99%): almost all electrical energy is converted into heat.

4. Precise temperature and pressure control via PID and touchscreen.

5. Vertical (LDR) or horizontal (WDR) design depending on available space.

6. Multiple protection levels: water shortage, overpressure, and short circuit.

7. Instant start and minimal maintenance (no burners or fuel system).

Parameter

Boiler Series
Model Type Structure Steam Capacity (t/h) Power (HP) Pressure (MPa) Fuel
WNS Fire-tube Horizontal, three-pass Saturated steam 0.5 - 25 30 - 1600 ≤ 2.5 Gas / Oil
LHS Fire-tube Vertical, rapid Saturated steam 0.1 - 2 7 - 130 ≤ 1.0 Gas / Oil
SZS Water-tube Two drums (type D) Saturated/superheated 5 - 100 350 - 6500 ≤ 3.82 Gas / Oil
DZL / DZH Combined Single drum with fixed grate Saturated steam 1 - 8. 65 - 600 ≤ 2.5 Coal / Biomass
SZL / SZW Water-tube Two drums with chain Saturated/superheated 6 - 40 400 - 2600 ≤ 3.82 Biomass / Coal
WDR Electric Horizontal Saturated steam 0.3 - 10 20 - 700 ≤ 2.5 Electricity
LDR Electric Vertical, rapid Saturated/pure 0.009 - 0.5 46052 ≤ 1.0 Electricity
DHL Corner Water-tube Water-tube boiler with forced circulation Saturated/superheated 20 - 75 1300 - 4875 ≤ 4.0 Biomass / Coal








Service

Pre-sale service:
1.Free boiler system solution for your project.
2.Free boiler operation cost analysis and solution.
3.Free boiler room design.

On-sale Service:
1.Timely Feedback on Production Status of Boiler & Auxillary Equipment with pictures and vedio;
2.Cooperate with client or third-party testing agency to inspect goods;
3.Provide detailed delivery list and quantity&weight&dimension.
4.Arrange shipping with our stable cooperate shipping if client have need.
5.Provide a full set of boiler factory documents (shipped with the goods):
General drawing;Boiler body drawing;Installation drawings; Foundation drawings; Installation and operation instructions;Summary table of strength calculation of pressure components;Quality certificate and Inspection certificate.

After-sale Service:
1.One year warranty with lifelong service.
2.Provide engineer abroad installation and commissoning service.
3.Provide boiler operator training service.
4. Provide boiler repair and maintenance services.
5.Provide original parts service.

About Us

■ Founded in 1956, a premium supplier assessed, certified, and inspected by SGS Group. Leading industrial boiler manufacturer in China.
■ Holds international boiler certifications: CE, ASME, DOSH, EAC, GOST, ISO
■ Over 17 years of export experience, gold-level supplier, ensuring payment and delivery.
■ Professional team integrating R&D, production, sales, and service.
■ 53,053㎡ Factory area, supporting video/VR factory audits or third-party inspections.
■ Engineers serving over 50 countries.
■ Products sold to over 130 countries/regions, covering food, beverage, textiles, paper, wood industries. Serving over 100,000 customers.

Our Certification

Customer Visit

Engineer Services


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