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High Thermal Efficiency Horizontal Boiler Economizer with 1 Year Warranty and Serpentine Tube Design

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xType | Natural Circulation | Structure | Water Tube |
---|---|---|---|
Pressure | High Pressure | Steam Production | Max. 60t/h |
Style | Horizontal | Fuel | Coal-fired |
Output | Hot Water | Material | Special Boiler Steel Plate |
Thermal Efficiency | 92.4%--94.5% | Working Pressure | High Pressure |
Weight | 1-20 Ton | Smelting Process | EF+LF + VD |
Material Standard | ASTM, EN Or ISO Etc. | UT Standard | ASTM A388 Or EN10228, Etc |
Process | Material->Ingot -> Hot/Cold-Rolling-> Heat Treatment (Normalizing+ Tempering) -> Inspection ->rough Machining->UT ->2nd Heat Treatment ->finishing Machining ->Inspection | ||
Highlight | High Thermal Efficiency Boiler Economizer,Horizontal Boiler Economizer,1 Year Warranty Serpentine Tube Economizer |
Boiler economizers are heat exchange devices with finned tubes that heat liquids (typically water) to temperatures below their boiling point. We manufacture three types of boiler economizers:
- Bare tube economizer
- H-finned tube economizer
- Spiral finned tube economizer
The H-finned tube economizer is a high-efficiency heat exchanger consisting of H-finned tubes. Compared to bare tube economizers, it offers:
- Increased heat exchange area
- Reduced number of tubes required
- Expanded flue gas flow area to decrease flow speed and abrasion
H-finned tubes can be manufactured as double H-finned tubes for enhanced rigidity, making them suitable for long tube rows.
The spiral finned economizer features a new design with spiral fin tubes that address serious abrasion issues and extend service life.


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 (Normalizing+ tempering)→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) report of steel plate, tube and electrode
- X-ray, γ-ray and liquid penetrant test inspection report (welding seam) to ensure boiler quality
- Hydraulic test report to verify standard working pressure and safety









