Introduction

Yuanda Products Qualified by ISO CE ASME EAC DOSH
> Most Popular: Gas-fired/Diesel Oil-fired Boiler
(Fuel options: gas, lpg, biogas, diesel, heavy fuel oil, waste oil )
Small Oil Gas Boiler
Vertical diesel/gas fired boiler, small boiler for small scale industries processing and hot water system.
Capacity: 100kg 200kg 300kg 500kg 700kg 1000kg 1500kg 2000kg, 100kw to 1400kw
Horizontal Oil Gas Fire Tube Boiler
Horizontal oil-fired gas-fired boiler, fire tube boiler, three pass boiler, high thermal efficiency & energy saving boiler.
Capacity: 500kg 1000kg 1500kg 2000kg 3000kg 4000kg 5000kg 6000kg 8000kg 10ton 12ton 15ton 20ton, 350kw to 14000kw
Horizontal Oil Gas Water Tube Boiler
Horizontal double drums water tube boiler, adopts water membrane wall structure, larger combustion furnace, higher thermal efficiency.
Capacity: 8ton 10ton 15ton 20ton 25ton 3t0ton 40ton 50ton
> Product - Electric Boiler
Capacity: 9kw to 7000kw, 13kg to 10000kg
1. Vertical electric boiler (electric steam generator, electric boiler, electric hot water boiler). Small unit, portable type, plug and play.
2. Horizontal electric boiler (electric steam boiler, electric hotwater boiler), fully-automatic running, no pollution, larger thermal capacity.
> Product - Coal Wood Biomass Boiler
(Options: coal, wood, biomass, bagasse, rice husk, palm kernel shells, cashewnut shells, coconut shells...)
1. Small coal/wood biomass fired boiler, widely for small industries processing, hotel/school hot water system, commercial laundry...
2. Industrial coal wood biomass fired boiler 1ton-50ton, used for factory production heat & electricity generation, bulidings central heating...
Customized Coal-fired Biomass-fired Boiler Solutions For You
> Product - Thermal Oil Boiler
(Fuel options: diesel, gas, heavy fuel oil, wood, biomass, coal, electricity)
Thermal oil heater boiler (thermic fluid heater), heat temperature 200°C 250°C 300°C 350°C, widely used in textile, bitumen, plywood, asphalt, plastics, foods, heating tanks, heating crude oil, oil refinery.....
Capacity: 200kw to 14000kw, 200,000kcal to 12million kcal
> Other Products
1. Mobile boiler, skid mounted boiler
2. Hot air generator furnace
3. Exhaust gas steam generator boiler
4. Thermal oil steam generator
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

| Oil Gas Steam Boiler | Rated capacity(t/h) | Rated pressure (Mpa) | Rated temperature(℃) | feed temperature(℃) | Thermal efficiency(%) | Exhaust temperation(℃) | Fuel comsumption | max transportation weigh(t) | |
| light diesel oil(kg/h) | natural gas(Nm³/h) | ||||||||
| WNS0.5-1.0/1.25/1.6-YQ | 0.5 | 1.0/1.25/1.6 | 184/194/204 | 20/104 | >98 | 60-75 | 32.5 | 35.7 | 3.5 |
| WNS1-1.0/1.25/1.6-YQ | 1 | 1.0/1.25/1.6 | 184/194/204 | 20/104 | >98 | 60-75 | 64.5 | 70.1 | 5.5 |
| WNS2-1.0/1.25/1.6-YQ | 2 | 1.0/1.25/1.6 | 184/194/204 | 20/104 | >98 | 60-75 | 129.3 | 140.3 | 8 |
| WNS3-1.0/1.25/1.6-YQ | 3 | 1.0/1.25/1.6 | 184/194/204 | 20/104 | >98 | 60-75 | 192.9 | 212.1 | 10.7 |
| WNS4-1.0/1.25/1.6-YQ | 4 | 1.0/1.25/1.6 | 184/194/204 | 20/104 | >98 | 60-75 | 258.2 | 283.4 | 11.6 |
| WNS6-1.0/1.25/1.6-YQ | 6 | 1.0/1.25/1.6 | 184/194/204 | 20/104 | >98 | 60-75 | 388.6 | 424.2 | 17.5 |
| WNS8-1.0/1.25/1.6/2.5-YQ | 8 | 1.0/1.25/1.6/2.5 | 184/194/204/226 | 20/104 | >98 | 60-75 | 514.6 | 566.3 | 22.5 |
| WNS10-1.0/1.25/1.6/2.5-YQ | 10 | 1.0/1.25/1.6/2.5 | 184/194/204/226 | 20/104 | >98 | 60-75 | 641.7 | 707.8 | 26.8 |
| WNS15-1.0/1.25/1.6/2.5-YQ | 15 | 1.0/1.25/1.6/2.5 | 184/194/204/226 | 20/104 | >98 | 60-75 | 960.1 | 1061.7 | 35.2 |
| WNS20-1.0/1.25/1.6/2.5-YQ | 20 | 1.0/1.25/1.6/2.5 | 184/194/204/226 | 20/104 | >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.
Contact Yuanda
YUADNA PRODUCTS
HOT PRODUCTS
Send Inquiry






Capacity:
Heat Power:
Fuel:
Use:

