YUHONG HOLDING GROUP CO., LTD
| Payment Terms | L/C,T/T |
| Supply Ability | 1000 ton/month |
| Delivery Time | 7-45DAYS |
| Packaging Details | Ply-wooden Case /Iron Case/ Bundle with plastic Cap |
| Type | High Frequency Welding |
| Fins Material | 11-13CR |
| Standard | ASTM A210 |
| Fin Height | 12.7mm |
| Stud Pitch | As Per Client Request |
| Fin Thickness | 1.3mm |
| Brand Name | Yuhong |
| Model Number | ASTM A210 A1 |
| Certification | ABS, BV, CCS, DNV, LR, |
| Place of Origin | China |
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Product Specification
| Payment Terms | L/C,T/T | Supply Ability | 1000 ton/month |
| Delivery Time | 7-45DAYS | Packaging Details | Ply-wooden Case /Iron Case/ Bundle with plastic Cap |
| Type | High Frequency Welding | Fins Material | 11-13CR |
| Standard | ASTM A210 | Fin Height | 12.7mm |
| Stud Pitch | As Per Client Request | Fin Thickness | 1.3mm |
| Brand Name | Yuhong | Model Number | ASTM A210 A1 |
| Certification | ABS, BV, CCS, DNV, LR, | Place of Origin | China |
| High Light | ASTM A210 A1 carbon steel seamless tube ，solid fin tube for economizer ，carbon steel economizer fin tube | ||
The ASTM A210 A1 Carbon Steel Solid Fin Tube is designed for use in economizers, specifically in boilers and heat recovery systems. The tube is made from A1 carbon steel, known for its excellent mechanical properties and cost-effectiveness. The solid fins are welded to the outer surface of the tube to maximize heat transfer area, making this tube ideal for recovering heat from flue gases in economizers, enhancing the energy efficiency of thermal systems.
| Element | Content (%) |
|---|---|
| C | 0.30–0.35 |
| Mn | 0.29–1.06 |
| P | ≤ 0.035 |
| S | ≤ 0.035 |
| Si | ≤ 0.10 |
| Fe | Balance |
Mechanical Properties – ASTM A210 A1 (Base Tube)
| Property | Value |
|---|---|
| Tensile Strength | ≥ 415 MPa |
| Yield Strength | ≥ 240 MPa |
| Elongation | ≥ 30% |
| Hardness | ≤ 179 HB |
| Max Operating Temp | ~ 400°C (752°F) |
Solid Fin Material
The solid fins are typically made of carbon steel (same as the base tube) to offer cost-effective, efficient heat transfer in moderate temperature applications.
| Element | Content (%) |
|---|---|
| C | ≤ 0.22 |
| Mn | 0.30–0.70 |
| P | ≤ 0.045 |
| S | ≤ 0.050 |
| Fe | Balance |
Advantages
Enhanced Heat Transfer
The solid fin design increases surface area, promoting more efficient heat exchange between flue gases and the working fluid in economizers.
Cost-Effective
Carbon steel offers an economical solution compared to alloy steels or stainless steels, making this tube suitable for standard boiler applications.
Durability
ASTM A210 A1 carbon steel is strong and reliable under high-pressure and moderate-temperature conditions, making it well-suited for economizer systems.
Simple and Effective
The solid fin design is less complex and easier to manufacture, reducing overall system costs while maintaining thermal efficiency.
Corrosion Resistance
While carbon steel is not as corrosion-resistant as stainless steel, it performs well in economizers exposed to moderate heat and non-corrosive flue gases.
The Solid Fin Tube (ASTM A210 A1) is typically used in the following applications:
Economizers in boilers and heat recovery systems, where heat from exhaust gases is recovered to preheat feedwater before entering the boiler.
Air Preheaters for recovering heat from flue gases before they exit the system.
Condensers and superheaters in power plants and industrial systems where efficient heat transfer is required Position in Economizer Systems: These tubes are typically installed in economizer sections where flue gases are cooled, and thermal energy is recovered to preheat water or steam.
Company Details
Business Type:
Manufacturer,Importer,Exporter,Trading Company,Seller,Other
Year Established:
1990
Total Annual:
50M-70M
Employee Number:
50~800
Ecer Certification：
Verified Supplier
Yuhong Holding Group has more than 35 years experience for pipeline products, till now we have 3 big joint venture factories, the total production area more than 130000 square meters, and more than 600 workers with 106 production lines give our clients excellent supporting always. &n... Yuhong Holding Group has more than 35 years experience for pipeline products, till now we have 3 big joint venture factories, the total production area more than 130000 square meters, and more than 600 workers with 106 production lines give our clients excellent supporting always. &n...
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