YUHONG HOLDING GROUP CO., LTD
| Delivery Time | 35-45 days |
| Studded Finned Tubes Packing | Ply-wooden Case With Iron Frame |
| Studded Finned Tubes Material | ASTM A106 GrB Carbon Steel Base Pipes and CS Fins |
| Studded Finned Tubes Application | HRSG (Heat Recovery Steam Generator),Fired Heaters & Furnaces,Waste Heat Boilers,etc |
| Packaging Details | Ply-wooden Case With Iron Frame |
| Payment Terms | T/T,L/C |
| Supply Ability | 1000 tons/month |
| Fin Tubes Type | Studded Finned Tubes |
| Studded Finned Tubes Size | By Costomers' Requirements |
| Studded Finned Tubes Length | By Costomers' Requirements |
| Model Number | Studded Finned Tubes |
| Brand Name | YUHONG |
| Certification | ISO 9001-2015,ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS |
| Place of Origin | China |
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Product Specification
| Delivery Time | 35-45 days | Studded Finned Tubes Packing | Ply-wooden Case With Iron Frame |
| Studded Finned Tubes Material | ASTM A106 GrB Carbon Steel Base Pipes and CS Fins | Studded Finned Tubes Application | HRSG (Heat Recovery Steam Generator),Fired Heaters & Furnaces,Waste Heat Boilers,etc |
| Packaging Details | Ply-wooden Case With Iron Frame | Payment Terms | T/T,L/C |
| Supply Ability | 1000 tons/month | Fin Tubes Type | Studded Finned Tubes |
| Studded Finned Tubes Size | By Costomers' Requirements | Studded Finned Tubes Length | By Costomers' Requirements |
| Model Number | Studded Finned Tubes | Brand Name | YUHONG |
| Certification | ISO 9001-2015,ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS | Place of Origin | China |
| High Light | ASTM A106 Gr.B seamless carbon steel tubes ，studded finned tubes for fired heaters ，carbon steel studded tubes with fins | ||
ASTM A106 Gr.B Seamless Carbon Steel Studded Finned Tubes for Fired Heaters
ASTM A106 Gr.B seamless carbon steel stud-fin tubes are engineered to withstand the rigorous operating conditions of industrial heating furnaces, including severe thermal cycling, high radiant heat flux, and harsh flue gas environments, offering a highly reliable heat transfer solution for furnace systems. Unlike traditional welded finned tubes—which often suffer from issues such as high-temperature bond failure and insufficient radiant heat absorption—this product line utilizes high-quality ASTM A106 Grade B seamless carbon steel base tubes combined with precision resistance-welded steel stud fins, delivering exceptional structural integrity, radiant heat transfer performance, and resistance to high-temperature creep.
Chemical Composition (%) Maximum
| Grade | C | Mn | P | S | Si | Cr | Cu | Mo | Ni | V |
| A106 Gr.B | 0.30 | 0.29-1.06 | 0.035 | 0.035 | 0.10 | 0.40 | 0.40 | 0.15 | 0.40 | 0.08 |
Mechanical Properties
| Grade | Tensile Strength min | Yield Strength min | Elongation in 2" or 50mm min |
| A106 Gr.B | 60ksi (415 MPa) | 35ksi (240 MPa) | 30% |
Heat Treatment: Hot-finished pipe need not be heat treated. Cold-drawn pipe shall be heat treated after the final cold draw pass at a temperature of 1200°F (650°C) or higher.
The base pipe is manufactured in strict accordance with the ASTM A106 Grade B standard for industrial seamless steel pipes, featuring rigorous control of chemical composition and a uniform microstructure. The low-carbon steel substrate offers an excellent combination of high-temperature pressure resistance, thermal stability, and ductility; it maintains stable mechanical strength and dimensional accuracy during prolonged high-temperature operation in heating furnaces, without undergoing deformation, bulging, or cracking. Compared to conventional welded pipes, the seamless integral forming process completely eliminates internal weld defects and structural weak points, enabling the pipe to withstand extreme operating conditions such as frequent temperature fluctuations and continuous radiant heat shock within the furnace.
The product's most innovative feature is its 3D stud-fin structure, specifically engineered for radiant heat transfer. This unique design effectively captures radiant heat emitted by furnace flames and high-temperature flue gases, overcoming the limitations of traditional flat-finned tubes that fail to fully utilize radiant heat in heating furnaces. The discrete stud units disrupt continuous flow boundary layers and alter flue gas flow paths along the tube surface; this maximizes radiant heat absorption while significantly enhancing gas turbulence and convective heat transfer efficiency.
This discrete stud-fin design offers unique practical advantages unmatched by integral fin designs. In the high-dust, highly corrosive flue gas environments typical of heating furnaces, the design effectively minimizes the accumulation of soot, tar, and impurities, thereby drastically reducing the risk of localized overheating and tube wall burnout caused by fouling. Each stud fin is secured via high-precision, full-circumference welding, creating a robust bond with minimal thermal contact resistance; this ensures structural integrity and consistent thermal performance—free from detachment or thermal degradation—during prolonged high-temperature operation.
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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