Stainless Steel Boiler Economizer for Power Plants
Product Details
| Application: | Power Plant Boiler, Heat Exchanger | Material: | Stainless Steel,Carbon Steell,Steel Tube |
|---|---|---|---|
| Fuels: | Coal Fired, Oil Fired, Gas Fired | Structure: | Horizontal |
| Type: | Boiler Economizer | Coler: | Red/blue/silver |
| Port: | Shanghai；Zhang Jiagang | ||
| Highlight |
Corrosion Prevention Boiler Economizer,Improved Efficiency Boiler Economizer,Energy Saving Boiler Economizer |
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Product Description
The boiler economizer is an essential energy-saving device that recovers heat from flue gases to preheat boiler feed water, significantly improving thermal efficiency while reducing fuel consumption and environmental emissions.
The economizer functions as a heat exchanger where flue gases flow downward across tube bundles, transferring heat to the tube walls. Feed water flows upward through the tubes, absorbing heat in a countercurrent arrangement that maximizes heat transfer efficiency while minimizing metal consumption and corrosion risks.
- Fuel Efficiency: Reduces flue gas temperatures by recovering waste heat, significantly lowering fuel requirements
- Extended Equipment Life: Preheats feed water to reduce thermal stress on steam drums
- Cost Reduction: Replaces high-temperature components with more economical low-temperature heat exchangers
- Environmental Compliance: Lowers emissions by reducing exhaust gas temperatures
By Material:
- Steel Tube Economizers: Preferred for most applications due to high strength, impact resistance, and excellent heat transfer properties
- Iron Economizers: Less common in modern installations
By Heating Method:
- Boiling Type: Allows partial vaporization (10-15%) of feed water, ideal for medium-pressure boilers
- Non-Boiling Type: Maintains water temperature below saturation point, preferred for superhigh pressure boilers
| Description | Boiler economizer |
| Material | Alloy steel, Carbon steel, SA210C, SA213T22, etc. |
| Material standard | ASTM, EN or ISO etc. |
| Dimension | Customization |
| Weight | Min: 10 ton Max.:1000 ton |
| Smelting Process | EF+LF + VD |
| Process | Material→Ingot→Hot/Cold-Rolling→Heat treatment→Inspection→Rough machining→UT→2nd Heat treatment→Finishing machining→Inspection |
| UT standard | ASTM A388 or EN10228, etc |
- Impact test and Strength calculation report with applied materials information
- 100% NDT (non-destructive inspection) of steel plate, tube and electrode
- X-ray, γ-ray and liquid penetrant test inspection for all welding seams
- Hydraulic test report to verify working pressure and safety standards
Product Highlights
Energy Saving Boiler Economizer For Improved Efficiency And Corrosion Prevention Product Overview The boiler economizer is an essential energy-saving device that recovers heat from flue gases to preheat boiler feed water, significantly improving thermal efficiency while reducing fuel consumption and ...
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