WNS Three Pass Steam Boiler
Model specification and Configuration Illustration
Rated Pressure:0.7-2.5MPa
The configuration of Steam(Water) distributor:configures the number of tube socket of output and input according to the workshop's require
The configuration of water treatment devices:configures water treatment device according to the hardness of water
Fuel Instruction:Up to Client's demand,Natural gas,town gas,liquefied gas or methane
WNS Three Pass Steam Boiler
WNS Three Pass Steam Boiler
WNS Three Pass Steam Boiler
Unique Orientation
The Classical work of Shell boiler
WNS series gas fired boiler adopts shell corrugated furnace structure,smoke three-pass design,it is designed with a wet back smoke-transfer chamber,spirally corrugated tube,independent front and rear smoke box ,packed with stainless steel ,elegant appearance,mature technology,stable and safe operation. The boiler has higher heat efficiency through external energy saving equipment.
Presentation of boiler body detail
Corrugated furnace
Spirally corrugated tube
Demonstration of burner
Valve group
Overall burner picture
Unique manufacturing technique and complete inspection process
1. High temperature annealing treatment of flat head
2. Fully automated tube sheet welding
3. 1.4 times' hydro test
4. All-around crack detection
5. Optimizing installation technique during 20 years' production
6. 24 hours operation debugging of grate
7. 60 lines inspection before delivery
8. Fully automated processing of spirally corrugated tube
9. Fully automated Precise technique of blanking
10. Experienced welding construction team
Unique technical demonstration
1. Spirally corrugated tube
2. Wet back smoke chamber
3. Flat tube plate+tilted tension brace
4. European style steam and water separator
5. Anti-explosion door
6. Double deck aluminum silicate heat preservation
7. Fast hardening casting material of front and rear smoke box
8. Double-deck asbestos heat preservation
9. Hammer paint coating of front and rear panel
10. Integrated junction box design
11. Corrugated furnace
12. Independent front and rear smoke box
13. Traction hole in base
14. Two sides bottom blow-down
15. Surface blow-down
16. Platform ladder
Burner Technical Features
1. Automatic Control
2. Flame Monitoring
3. Automatic Ignition System
4. Autonomous Filter Device
Technical feature of Burner
1.Automatically control
2.Flame monitoring
3.Automatic ignition system
4.Autonomous filter
The Machine's Technical Features
1.Fully automatic burner
2.The boiler is packaged well before leaving factory
3.Economizer configuration
4.Double safety valve configuration
5.Double water gauge configuration
6.Double pressure gauge
7.Double circulatory(supplementary) water pump
8.PLC intelligent control
9.Simple foundation construction
10.Double blow-down valve
11.Double check valves configuration
12.Continuous automatic water replenishment
13.Avoiding corrosion energy-saving equipment
14.Layer row finned tube in energy-saving equipment
15.Professional industrial design
16.Ultra-low technology
Configuration Instructions
Instruction of the boiler's configuration:
Boiler Main Body
Boiler Main Body
Control Box
Control Box
Chimney and Smoke Ducting
Chimney and Smoke Ducting
Valves and Gauges
Valves and Gauges
Instruction of system configuration:
Soften water device
Soften water device
Soften water Tank
Soften water Tank
De-compressor Box
De-compressor Box
Pressure regulating valve
Pressure regulating valve
Steam Distributor
Steam Distributor
Supply Water Pump
Supply Water Pump
Process of smoke flow:
Burner-corrugated furnace-reversal chamber-short smoke tube-front chamber-long smoke tube-back chamber-economizer-gas duct-chimney
Waterway Process:
Tap water-soften water tank-supplementary pump-boiler-steam distributor-workshop
Model WNS0.5-1.0-Q WNS1-1.0-Q WNS2-1.0-Q WNS3-1.25-Q WNS5-1.6-Q WNS6-1.25-Q WNS8-1.25-Q WNS10-1.25-Q
Rated Evaporation Capacity(t/h) 0.5 1 2 3 5 6 8 10
Rated Working Pressure(MPa) 1 1.00  1.00  1.25 1.6 1.25 1.25 1.25
Feed Water Temperature(℃) 20 20 20 20 20 20 20 20
Saturated Steam Temperature(℃) 184 184 184 194 204 194 194 194
Boiler Water Capacity(m3) 1.42 2.5 3.8 6.1 11.1 11.1 17.88 14.4
Heating Surface(m2) 10.64 23.71 51.794 71 128.06 156.91 212.3 245.74
Economizer heating surface(m2) 9.38 15.6 43.16 43.77 86.85 65.3 135.26 162.45
Fuel Natural Gas
Maximum shipping dimension(mm) 3000x1500x1810 3000*1650*2100 3920x2000x2424 4200x2260x2600 5912x2336x2820 6550*2500*2896 6519*2736*3139 7100*2800*3170
Maximum shipping weight(T) 3.5 3.6 6.8 7.5 14.9 16.2 18.3 22
Packaging and Shipping
The boiler is packed before leaving factory ranged from1-6t/hh
Our Services
1.Technology accumulation of 60 years,over ten thousands users,its life is up to 20 years
2.Pricise work, mature technology, cost-effective choice
3.We not only provide devices,but also technology and service
4.We are a company with technology and soul,Good reputation is our secret weapon.
5.Our existence is to make our customer satisfied.
After-sales service
1 year guarantee,free maintenance within 1 year if there is quality problem.
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