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Carbon Steel L type Finned Tube
The Carbon Steel L Finned Tube is designed for high-efficiency heat transfer in air coolers, boilers, and petrochemical heat exchangers. Aluminum fins are wrapped onto a carbon steel base tube, ensuring strong bonding, excellent corrosion resistance, and extended service life in demanding temperature and pressure conditions. Our products cater to diverse industries:
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Stainless Steel L type Finned Tube
The Stainless Steel L Finned Tube offers exceptional corrosion resistance and long-term durability for demanding heat-exchange applications such as seawater condensers, chemical processing, and offshore platforms. Aluminum fins are integrally extruded onto a stainless steel base tube, providing strong metallurgical bonding and superior heat-transfer efficiency even in aggressive environments. Our products cater to diverse industries:
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Copper L type Finned Tube
The Copper L Finned Tube delivers excellent thermal conductivity and corrosion resistance, making it ideal for HVAC systems, refrigeration, desalination plants, and marine heat-exchange applications. High-purity copper fins are integrally extruded onto a copper base tube, ensuring superior bonding strength and consistent heat transfer performance in both fresh and saltwater environments. Our products cater to diverse industries:
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Copper-Nickel (CuNi) L type Finned Tube
The Copper-Nickel L type Finned Tube is engineered for superior resistance to seawater corrosion and biofouling, making it an excellent choice for marine condensers, offshore platforms, and desalination plants. High-purity aluminum fins are integrally extruded onto a CuNi base tube, ensuring strong metallurgical bonding, excellent thermal conductivity, and long service life in harsh marine or brackish environments. Our products cater to diverse industries:
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L type Finned Tube
At Vulroc, we specialize in manufacturing high-efficiency L Finned Tubes that power heat exchangers, boilers, air coolers, and energy systems worldwide. Our advanced extrusion process mechanically bonds aluminum fins to seamless base tubes under extreme pressure, creating a one-piece structure with outstanding thermal conductivity, corrosion resistance, and long-term durability—perfect for the most demanding industrial environments.
- Premium Materials & 5-Year Warranty
- High Performance in Harsh Conditions
- Flexible, Low-MOQ Production
- OEM & ODM Expertise
- Certified Quality & Fast Delivery
Technical
| Item | Carbon Steel L type Finned Tube | Stainless Steel L type Finned Tube | Copper L type Finned Tube | Copper-Nickel (CuNi) L type Finned Tube |
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| Model No | CF-EFT01 | SS-EFT01 | CU-EFT01 | CUNI-EFT01 |
| Fin Type | L type of Aluminum Fin | L type of Aluminum Fin | L type of Copper Fin | Integral L type of Aluminum Fin (optional CuNi fins for special applications) |
| Base Tube Material | Carbon Steel (SA179 / SA210 or customized) | Stainless Steel (304 / 316L or customized grade) | Copper (C12200 / C11000 or customized grade) | Copper-Nickel 90/10 or 70/30 (ASTM B111 or customized) |
| Fin Material | Aluminum 1060 / 3003 | Aluminum 1060 / 3003 | Copper (high-purity) | Aluminum 1060 / 3003 or matching CuNi on request |
| Fin Height | 8–16 mm (customizable) | 8–16 mm (customizable) | 8–16 mm (customizable) | 8–16 mm (customizable) |
| Fin Thickness | 0.25–0.5 mm | 0.25–0.5 mm | 0.25–0.5 mm | 0.25–0.5 mm |
| Fin Pitch | 2.3–5.0 mm | 2.3–5.0 mm | 2.3–5.0 mm | 2.3–5.0 mm |
| Tube Outside Diameter | 19 mm–63 mm | 19 mm–63 mm | 19 mm–63 mm | 19 mm–63 mm |
| Tube Wall Thickness | 1.5–5.0 mm | 1.5–5.0 mm | 1.5–5.0 mm | 1.5–5.0 mm |
| Tube Length | Up to 15 m (custom length available) | Up to 15 m (custom length available) | Up to 15 m (custom length available) | Up to 15 m (custom length available) |
| Working Pressure | Up to 32 bar | Up to 32 bar | Up to 30 bar | Up to 30 bar |
| Operating Temperature | −50 °C ~ 300 °C | −50 °C ~ 350 °C | −50 °C ~ 300 °C | −50 °C ~ 300 °C |
| Connection Ends | Plain, Beveled, or Custom | Plain, Beveled, or Custom | Plain, Beveled, or Custom | Plain, Beveled, or Custom |
| Standards | ASTM / ASME / EN / DIN / JIS | ASTM / ASME / EN / DIN / JIS | ASTM / ASME / EN / DIN / JIS | ASTM / ASME / EN / DIN / JIS |
