High Safety Level Natural Circulation Boiler Economizer with Customized Dimension for Waste Heat Boiler
Price:
$1,500
MOQ:
1
Delivery Time:
Negotiable
Brand:
HD Boiler
Product Description
Incineration Stack Boiler Economizer With Manifold Headers Waste Heat Boiler
Product Overview
Boiler economizers are high-efficiency heat exchange devices featuring finned tubes that heat liquids, typically water, to temperatures below their boiling point. Our manufacturing capabilities include three distinct economizer types: bare tube economizers, H-finned tube economizers, and spiral finned tube economizers.
H-Finned Tube Economizer Advantages
The H-finned tube economizer represents an advanced heat exchange solution constructed from specialized H-finned tubes. Compared to bare tube economizers, this design significantly expands the heat exchange surface area while reducing the required number of tubes. This configuration increases flue gas flow area, consequently reducing flow velocity and minimizing abrasion.
H-finned tubes can be manufactured as double H-finned tubes, providing enhanced structural rigidity suitable for extended tube row configurations. The spiral finned economizer incorporates a modern design utilizing spiral fin tubes to address issues of severe abrasion and extend operational lifespan.
Primary Function
Economizers function to reduce operational costs by recovering waste heat from flue gases. This heat recovery process preheats boiler feedwater, decreasing fuel consumption and improving overall system efficiency.
Technical Specifications
| Description | Boiler economizer |
|---|---|
| Material | Alloy steel, Carbon steel, SA210C, SA213T22, etc. |
| Material Standard | ASTM, EN or ISO etc. |
| Dimension | Customized to requirements |
| Weight | Minimum: 10 tons, Maximum: 1000 tons |
| Smelting Process | EF+LF+VD |
| Manufacturing Process | Material → Ingot → Hot/Cold-Rolling → Heat treatment (Normalizing + tempering) → Inspection → Rough machining → UT → Second Heat treatment → Finishing machining → Final Inspection |
| UT Standard | ASTM A388 or EN10228, etc. |
Quality Assurance
- Impact testing and comprehensive strength calculation reports with detailed material information
- 100% non-destructive inspection (NDT) reporting for steel plates, tubes, and electrodes
- X-ray, γ-ray, and liquid penetrant testing for welding seams to ensure complete boiler integrity
- Hydraulic pressure testing to verify standard working pressure and operational safety
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Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Zhangjiagang HuaDong Boiler Co., Ltd.
Location
Address: N0.1, Dongli Road, Donglai, Zhangjiagang City, Jiangsu Province, China
Contact Person
Sandy Chen