Introduction

High-pressure Low-pressure Steam Boiler
Pressure Salce in 1bar-38bar 0.1mpa-3.8mpa 15psi-550psi
Fuel options: GAS LPG DIESEL BIOGAS, ELECTRICITY, COAL, WOOD BIOMASS
Most Popular --- Gas Diesel Steam Generator Boiler
1. Vertical Type: 100kg-2000kg LHS small gas/oil boiler, vertical type burner boiler, suitable for small factorys processing.
2. Horizontal Type: 0.5ton-50ton WNS horizontal boiler, fire tubes & wet back & corrugated furnace makes efficiency higher.
No Pollution Electric Steam Generator Boiler
LDR series 12kg-500kg/hour electric steam generator boiler, Once connect electricity power and water, steam boiler into run quickly.
WDR series horizontal electric steam generator boiler 500kg-5000kg/hour, fully-automatic running machine, clean energy, no pollution, high-tech boiler.
Low Cost Boiler --- Biomass/Wood Boiler
Available fuel: coal, wood, biomass, bagasse, ricehusk, palm shells, sawdust, coconuts, pellets, solid waste.
We manufacture steam boiler & hot water boiler. Supply steam/hotwater used in factory productions line, steam for electricity generation.
Thermal capacity in 100kg-50000kg, 100kw-35000kw, 30hp-3000hp.
Boiler Manufacturing and Inspection

Certified Manufacturing Standards
All boilers are designed and manufactured under ASME, CE, and ISO certifications, ensuring full compliance with international pressure vessel and safety standards.
Strict Quality Control System
From raw material selection to welding, assembly, and hydrostatic testing, every process is strictly monitored. Each boiler is 100% inspected and tested before delivery.
Factory Audit and Third-Party Inspection Support
Welcome customers and authorized agencies to conduct factory inspections (audit) and witness testing. Third-party inspections such as SGS, BV, or TUV.
Experienced Technical Team
With 69 Years boiler manufacturing experience since 1956, our skilled engineers and technicians ensure each unit meets the highest performance and safety standards.Technical Parameter

| Gas Oil Fired Steam Boiler Technical Parameter | |||||||||
| Model | Rated capacity(t/h) | Rated pressure (Mpa) | Rated pressure (Bar) | Rated temperature(℃) | Thermal efficiency(%) | Exhaust temperation(℃) | Fuel comsumption | max transportation weigh(t) | |
| light diesel oil(kg/h) | natural gas(Nm³/h) | ||||||||
| WNS0.5 | 0.5 | 1.0/1.25/1.6 | 10/13/16 | 184/194/204 | >98 | 60-75 | 32.5 | 35.7 | 3.5 |
| WNS1 | 1 | 1.0/1.25/1.6 | 10/13/16 | 184/194/204 | >98 | 60-75 | 64.5 | 70.1 | 5.5 |
| WNS2 | 2 | 1.0/1.25/1.6 | 10/13/16 | 184/194/204 | >98 | 60-75 | 129.3 | 140.3 | 8 |
| WNS3 | 3 | 1.0/1.25/1.6 | 10/13/16 | 184/194/204 | >98 | 60-75 | 192.9 | 212.1 | 10.7 |
| WNS4 | 4 | 1.0/1.25/1.6 | 10/13/16 | 184/194/204 | >98 | 60-75 | 258.2 | 283.4 | 11.6 |
| WNS6 | 6 | 1.0/1.25/1.6 | 10/13/16 | 184/194/204 | >98 | 60-75 | 388.6 | 424.2 | 17.5 |
| WNS8 | 8 | 1.0/1.25/1.6/2.5 | 10/13/16/25 | 184/194/204/226 | >98 | 60-75 | 514.6 | 566.3 | 22.5 |
| WNS10 | 10 | 1.0/1.25/1.6/2.5 | 10/13/16/25 | 184/194/204/226 | >98 | 60-75 | 641.7 | 707.8 | 26.8 |
| WNS15 | 15 | 1.0/1.25/1.6/2.5 | 10/13/16/25 | 184/194/204/226 | >98 | 60-75 | 960.1 | 1061.7 | 35.2 |
| WNS20 | 20 | 1.0/1.25/1.6/2.5 | 10/13/16/25 | 184/194/204/226 | >98 | 60-75 | 1276.2 | 1415.8 | 45.5 |
| Note: Parameter is for reference only, if any changes should follow the factory technical data. | |||||||||
Boiler Accessories

About us

Yuanda Products
steam boiler, steam generator, hot water boiler, thermal oil heater boiler, hot air furnace, waste incinerator.
Various Structure
vertical, horizontal, fire tube boiler, water tube boiler, coils heater boiler, water membrane wall structure, sing drum, double drum...
Application
widely in all industries productions heating drying process, building central heating system, electricity generation.
About us
Yuanda Boiler Company established in 1956, qualified by ISO, CE, ASME, EAC, DOSH, and CRN, ensuring safety, reliability, and quality.
Yuanda Service

We provide tailored boiler solutions. Our team shares catalogues, evaluates your working conditions, and recommends the most suitable model for your needs.
✅ Design & Manufacture
Customized boiler design and system diagram. High-standard manufacturing with strict quality control, certified by ISO, CE, ASME, and more.
✅ Boiler Foundation Preparation
Complete foundation drawings, piping layout, and operation documents to ensure smooth installation and operation.
✅ Engineer Service
On-site guidance for installation and commissioning. Professional training for operators to ensure safe and efficient boiler operation.
✅ After-Sales Support
24/7 online technical assistance, spare parts supply, and regular maintenance services — ensuring long-term reliable performance.
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