High-Performance and Durable Boiler Spiral Fin Tube
Optimized for superior heat transfer efficiency in industrial boiler applications.
Product Parameters
| Item |
Base Tube O.D (mm) |
Base Tube Thickness (mm) |
Fin Height (mm) |
Fin Thickness (mm) |
Fin Pitch (mm) |
| Range |
25.4 ~ 1600mm |
2.5 ~ 40 mm |
0.5 ~ 20.0 mm |
0.5 ~ 3.0 mm |
5 ~ 25.4 mm |
| Material |
Carbon Steel, Alloy Steel, Stainless Steel |
| Length |
0 < L < 12000mm |
H-Fin Tube Specifications
| Product |
H-fin Tube |
| Base Pipe |
Welded or Seamless |
| Material |
Carbon steel, alloy steel, stainless steel, non-ferrous alloys and nickel alloys |
| Application |
H economizer, H evaporator, H superheater, H air heater and related systems |
Product Introduction
Boiler economizers are advanced heat exchange devices featuring finned tubes that efficiently heat liquids, typically water, up to temperatures approaching but not exceeding the boiling point. We specialize in manufacturing three distinct types of boiler economizers: bare tube economizers, H-finned tube economizers, and spiral finned tube economizers.
The H-finned tube economizer represents a high-efficiency heat exchange solution constructed from specialized H-finned tubes. Compared to conventional bare tube economizers, H-finned tube designs significantly expand the heat exchange surface area while reducing the total number of tubes required. This innovative configuration increases flue gas flow area, thereby reducing flow velocity and minimizing abrasion concerns.
Our H-finned tubes can be manufactured as double H-finned tubes, providing enhanced structural rigidity ideal for extended tube row applications. The spiral finned economizer incorporates our latest design innovations, utilizing spiral fin tubes to effectively combat abrasion issues and extend operational service life.
Functional Benefits
The primary function of the economizer aligns with its name - to "economize" or optimize cooling system efficiency. By enabling compressor shutdown while maintaining adequate cooling capacity, our economizer solutions deliver substantial energy savings and reduced operational costs.
Boiler Economizer Specifications
| Description |
Boiler economizer |
| Material |
Alloy steel, Carbon steel, SA210C, SA213T22, and related grades |
| Material Standard |
ASTM, EN, ISO, and equivalent international standards |
| Dimension |
Customized to application 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 → Secondary Heat treatment → Finishing machining → Final Inspection |
| UT Standard |
ASTM A388, EN10228, and equivalent standards |
Company Profile
Zhangjiagang Hua Dong Boiler Co., Ltd., established in 1985, specializes in manufacturing power station boilers, industrial boilers, HRSGs, waste incineration boilers, biomass boilers, and related heating surface components. We provide comprehensive integrated services spanning design, manufacturing, installation, and maintenance.
Quality Control Standards
- Impact test and Strength calculation reports with comprehensive applied materials documentation
- 100% NDT (non-destructive inspection) reporting for steel plate, tube, and electrode materials
- Comprehensive X-ray, γ-ray, and liquid penetrant test inspection reporting for all welding seams
- Hydraulic test reporting to validate standard working pressure and ensure operational safety
We maintain a complete quality assurance and control system certified according to International Quality Standards. Our quality assurance system strictly complies with national regulations, standards, and technical requirements, ensuring 100% control over processes and products. All manufacturing activities undergo stringent inspection and testing to guarantee faithful adherence to contract requirements, national regulations, and industry standards.
Certifications
Comprehensive Verification Certificates:
ISO 9001: 2015; CE Certificate; EN ISO 3834-2; ASME Certificate with "S", "U" and "NB" Stamps, and equivalent certifications
Frequently Asked Questions
Q1: How long is the warranty period?
We provide 18 months warranty coverage for all spare parts (excluding fragile components).
Q2: How can we guarantee quality?
- All manufacturing processes strictly adhere to ISO quality and CE system requirements
- Each production procedure is executed by professional skilled labor with dedicated QC oversight
- Comprehensive product information accessible through our efficient management system
Q3: What products can you purchase from us?
CFB Boiler, HRSG Boiler, Boiler Economizer, Boiler Fin tube, Boiler Air preheater, Boiler superheater, Boiler membrane wall, Boiler manifold headers, and other pressure spare parts.
Q4: What services do you provide?
Before Sales Services: Comprehensive product information, market research forecasting, product customization, product processing, technical consultation, and related support services.
After Sales Services:
- Technical training programs tailored to customer requirements
- Warranty-based replacement commitments
- Maintenance spare parts supply assurance
- Regular customer callback and visit programs
- Prompt response to customer complaints and consultation requests
Accepted Delivery Terms: FOB, CFR, CIF, EXW, FCA
Accepted Payment Currency: USD, CNY
Accepted Payment Types: T/T, L/C, MoneyGram, Western Union, Cash
Language Support: English, Chinese
Q5: Are you a factory or trading company, and where are you located?
We operate as a manufacturing facility located approximately 130km (2 hours by car) from Shanghai Airport. We provide complimentary pickup service from Shanghai for customer visits and inspections.
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