YUHONG HOLDING GROUP CO., LTD
| Payment Terms | L/C, T/T |
| Supply Ability | 10000 Tons/Month |
| Delivery Time | 5 - 90 Days |
| Packaging Details | Ply-Wooden Case + Iron Frame |
| Base Tube Material Grade | GR.P5 , GR. P9 , GR. P91 , GR. P92 , GR. P2 , GR. P22 , GR. P12 , GR. P11 , GR. P1 |
| Base Tube Material Standard | ASTM A355 , ASME SA355 |
| Type | Serrated , Helical Serrated |
| Application | Furnace Tube, Tube Coil , Radiate Tube , Convenction Tube , Fired Heater |
| Fin Type | Serrated Fins |
| Fin Material | Carbon Steel , Stainless Steel , Alloy Steel |
| Brand Name | YUHONG |
| Model Number | Serrated, Helical Serrated |
| Certification | ABS, DNV-GL, LR, BV, CCS, KR, ASME, TUV, SGS, BV, IEI, IBR, ISO9001, ISO 14001, ISO 18001 |
| Place of Origin | China , Korea |
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Product Specification
| Payment Terms | L/C, T/T | Supply Ability | 10000 Tons/Month |
| Delivery Time | 5 - 90 Days | Packaging Details | Ply-Wooden Case + Iron Frame |
| Base Tube Material Grade | GR.P5 , GR. P9 , GR. P91 , GR. P92 , GR. P2 , GR. P22 , GR. P12 , GR. P11 , GR. P1 | Base Tube Material Standard | ASTM A355 , ASME SA355 |
| Type | Serrated , Helical Serrated | Application | Furnace Tube, Tube Coil , Radiate Tube , Convenction Tube , Fired Heater |
| Fin Type | Serrated Fins | Fin Material | Carbon Steel , Stainless Steel , Alloy Steel |
| Brand Name | YUHONG | Model Number | Serrated, Helical Serrated |
| Certification | ABS, DNV-GL, LR, BV, CCS, KR, ASME, TUV, SGS, BV, IEI, IBR, ISO9001, ISO 14001, ISO 18001 | Place of Origin | China , Korea |
| High Light | 11Cr finned heating pipe ，GR P9 finned heating pipe ，ODM heat fins for copper pipe | ||
| Attribute | Value |
|---|---|
| Base Tube Material Grade | GR.P5, GR. P9, GR. P91, GR. P92, GR. P2, GR. P22, GR. P12, GR. P11, GR. P1 |
| Base Tube Material Standard | ASTM A355, ASME SA355 |
| Type | Serrated, Helical Serrated |
| Application | Furnace Tube, Tube Coil, Radiate Tube, Convenction Tube, Fired Heater |
| Fin Type | Serrated Fins |
| Fin Material | Carbon Steel, Stainless Steel, Alloy Steel |
Welding fin tubes, specifically the helical serrated type with a base tube made of ASTM A335 Grade P9, are advanced heat transfer components designed for high-efficiency applications in demanding environments. This configuration combines the mechanical strength and heat resistance of the base tube with the enhanced heat transfer properties provided by the serrated fins.
Helical serrated welding fin tubes with a base tube made of ASTM A335 Grade P9 are highly efficient and durable heat transfer components for a variety of industrial applications. Their excellent thermal performance, combined with the robust properties of Grade P9 alloy steel, makes them ideal for environments where efficient and reliable thermal management is critical.
ASTM A335 Grade P9: This is a chromium-molybdenum alloy steel known for its excellent high-temperature strength, corrosion resistance, and resistance to oxidation. It is commonly used in high-pressure and high-temperature environments.
| Property | Value |
|---|---|
| Tensile Strength, min. | 415 MPa--60 ksi |
| Yield Strength, min. | 205 MPa--30 ksi |
| Elongation | 30% |
| Element | Composition |
|---|---|
| C | 0.05–0.15 |
| Mn | 0.3–0.6 |
| P | 0.025 max |
| S | 0.025 max |
| Si | 0.5–1 |
| Cr | 1–1.5 |
| Mo | 0.44–0.65 |
Serrated Fins: The fins are serrated and helically wound around the base tube, increasing the surface area and enhancing the heat transfer efficiency. The serrations disrupt boundary layers and promote turbulent flow, improving overall heat exchange.
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler
Year Established:
1990
Total Annual:
5000000-10000000
Employee Number:
50~100
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. The factories alre... 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. The factories alre...
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