YUHONG HOLDING GROUP CO., LTD
| Supply Ability | 1000 tons per month |
| Base Tube Material | ASTM A269 TP321 |
| Delivery Time | Negotiable |
| Payment Terms | L/C,T/T |
| Fin Material | Carbon Steel (CS) |
| Application | Heat Exchanger, Boiler, Air Cooler |
| Welding Type | High Frequency Welded (HFW) |
| Tube Length | 6000mm / Custom |
| Packaging Details | IRON FRAME WOODEN CASE |
| Model Number | HFW FIN TUBE |
| Brand Name | YUHONG |
| Certification | ISO9001:2015; ISO14001:2015; ISO45001:2018; PED 2014/68/EU; |
| Place of Origin | CHINA |
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Product Specification
| Supply Ability | 1000 tons per month | Base Tube Material | ASTM A269 TP321 |
| Delivery Time | Negotiable | Payment Terms | L/C,T/T |
| Fin Material | Carbon Steel (CS) | Application | Heat Exchanger, Boiler, Air Cooler |
| Welding Type | High Frequency Welded (HFW) | Tube Length | 6000mm / Custom |
| Packaging Details | IRON FRAME WOODEN CASE | Model Number | HFW FIN TUBE |
| Brand Name | YUHONG | Certification | ISO9001:2015; ISO14001:2015; ISO45001:2018; PED 2014/68/EU; |
| Place of Origin | CHINA | ||
| High Light | ASTM A269 TP321 finned tube ，carbon steel finned tube ，high frequency welded fin tube | ||
ASTM A269 TP321 High Frequency Welded Finned Tube with Carbon Steel Fins – Product Overview
High Frequency Welded Finned Tube (HF Welded Fin Tube) is an advanced heat transfer product designed for high-efficiency thermal applications. This model uses ASTM A269 TP321 stainless steel as the base tube and carbon steel as the fin material. The high-frequency welding process creates a strong, continuous metallurgical bond between the base tube and fins, delivering excellent heat transfer performance and long-term durability.
ASTM A269 TP321 + Carbon Steel Fins – Product Structure
ASTM A269 TP321 Base Tube Chemical Composition
| Element | Content (%) |
|---|---|
| Carbon (C) | ≤ 0.08 |
| Manganese (Mn) | ≤ 2.00 |
| Phosphorus (P) | ≤ 0.045 |
| Sulfur (S) | ≤ 0.030 |
| Silicon (Si) | ≤ 1.00 |
| Chromium (Cr) | 17.0 – 19.0 |
| Nickel (Ni) | 9.0 – 12.0 |
| Titanium (Ti) | 5×C min – 0.70 |
Carbon Steel Fin Chemical Composition (Typical)
| Element | Content (%) |
|---|---|
| Carbon (C) | 0.05 – 0.15 |
| Manganese (Mn) | 0.30 – 0.60 |
| Phosphorus (P) | ≤ 0.035 |
| Sulfur (S) | ≤ 0.035 |
ASTM A269 TP321 + Carbon Steel Fins – Dimensional Tolerances
| Parameter | Standard Range | Tolerance |
|---|---|---|
| Base Tube Outer Diameter | 15.88 – 50.8 mm | ±0.15 mm |
| Base Tube Wall Thickness | 1.0 – 3.0 mm | ±10% |
| Fin Height | 6.35 – 25.4 mm | ±0.5 mm |
| Fin Thickness | 0.4 – 1.0 mm | ±0.05 mm |
| Fin Pitch | 2.0 – 6.35 mm (8–12 FPI) | ±0.2 mm |
| Tube Length | Up to 12000 mm | ±3 mm / +0 mm |
ASTM A269 TP321 High Frequency Welded Finned Tube – Performance Advantages
ASTM A269 TP321 + Carbon Steel Fins – Detailed Application Fields
This product is widely used in the following industries:
Our Advantages and Experience – ASTM A269 TP321 High Frequency Welded Finned Tube Supplier
With more than 15 years of experience in manufacturing and exporting high-frequency welded finned tubes, we specialize in producing ASTM A269 TP321 base tube with carbon steel fins according to customer specifications. We maintain strict quality control following ASTM and ASME standards, offer customized dimensions, and provide complete material traceability and third-party inspection support. Our products have been successfully supplied to heat exchanger manufacturers and EPC contractors in over 30 countries.
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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