Finned tube
DLSS Save Your Time & Cost
What Makes Our Finned tubes Stand Out for you?
Boost heat transfer efficiency by over 30% with our high-frequency welded finned tubes.
Custom fin designs available — spiral, serrated, L-type, and more.
Competitive pricing with high value – A cost-effective solution without compromising on quality or performance.
Flexible customization – Can be tailored in terms of fin type, material, tube diameter, and other specifications.
DLSS Finned tube
Product Cases
ASTM B111 C70600 (O61) Seamless Tube
ASTM B111 C70600 (O61) seamless copper-nickel tubes, size 16×1.0×3000 mm, 100% Eddy Current Tested. Ideal for condensers, heat exchangers, and seawater cooling systems.
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ASTM A/ASME SA182 F60 (S32205) Forged
ASTM A/ASME SA182 F60 (S32205) duplex forged flange WNFF DN50, 10 mm thick, to AS2129 Table E. Exported to Australia for offshore, marine, and chemical applications. High strength, excellent chloride resistance.
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ASTM B111 C70600 (O61) Seamless Tube
ASTM B111 C70600 (O61) seamless tube, size 19.05×1.65×1330 mm. CuNi 90/10 alloy with excellent seawater corrosion resistance, 100% Eddy Current Tested, and certified by third-party inspection for heat exchangers and condensers.
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ASTM B466 C70600 (O60) Seamless Pipe
ASTM B466 C70600 (O60) seamless pipe, size 42.16×4.0×6000 mm, 100% Eddy Current Tested. CuNi 90/10 alloy with excellent seawater corrosion resistance for offshore and marine piping applications.
Read MoreDifferentiated Services: Precisely Meeting Your Business Needs
for Stockists
for Heat exchanger manufacturers
for Traders
Fast Delivery
Efficient production and on-time delivery for your orders
Multiple Product Options
A wide range of Finned tubes to meet various project needs
Small Batch Logo Customization
Custom logos for small batch orders, enhancing your brand identity
Regional Pricing & Protection
Exclusive regional rights and strategic pricing to strengthen your market position
Cost-Effective Products
High-quality products at competitive prices to boost your margins
Flexible MOQ
Adaptable minimum order quantities to fit your business requirements
One-Stop Marketing Solutions
Boost your online image with a complete suite of product marketing visuals and videos
Fastest 7-Day Production Process
Delivery can be made within a minimum of 7 days based on your order size
Continuously upgraded packaging
We offer continuously upgraded packaging to ensure maximum protection and efficiency.
Are You Struggling With These Typical Finned tube Problems?
Frustrated by poor quality and inconsistent dimensions?
DLSS ensures consistent dimensions and quality by strictly controlling tube accuracy and conducting 100% inspections, preventing time and resource wastage.
Annoyed by cracks, porosity, and defects?
DLSS enforces strict quality control, with all products undergoing non-destructive testing to ensure defect-free and safe tubes, protecting the customer experience.
Frustrated by delayed deliveries?
DLSS has efficient production and supply chain management to ensure on-time delivery, even urgent orders can be completed on time, helping customers to advance their projects on time.
DLSS’s Core Principle: Never Leaving Problems For Clients
DLSS Partners
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an Engineer, Procurement Specialist, or Manufacturer?
Special for Broker
If you have connections with professionals in the heat exchanger, boiler, or industrial manufacturing industries.
We invite you to become a valuable partner with DLSS.
Company News
How to Pass PMI, ET, and
Introduction In high-performance industries—such as oil & gas, power generation, and pharmaceuticals—stainless steel tubes must pass rigorous testing to ensure reliability and safety. At DLSS, we implement a robust quality control program including PMI (Positive Material Identification), ET (Eddy Current Testing), and IGC (Intergranular Corrosion Testing). This article explains these testing methods, why they matter, […]
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Selecting Stainless Steel Tubes for Chemical
Why Chemical Processing Requires Advanced Tubing Materials Chemical industries operate under some of the most corrosive and demanding environments. Stainless steel tubes used in reactors, acid circulation lines, scrubbers, and condensers are constantly exposed to aggressive chemicals like sulfuric acid, hydrochloric acid, chlorides, and high-pressure steam. Choosing the wrong material could lead to rapid corrosion, […]
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Precision Delivered: Super Duplex Stainless Steel
At DLSS (Zhejiang Daling Special Steel Co., Ltd.), we take pride in transforming customer requirements into high-performance stainless steel solutions. Recently, we successfully fulfilled a custom order for Super Duplex Stainless Steel (UNS S32750) Tie Rods and Hex Nuts, tailored precisely to our client’s technical drawings and application needs. Project Overview Strict Quality Requirements Met […]
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How to Select the Right Stainless
Introduction South America is home to diverse industries—from refineries in Brazil to mining operations in Chile, and LNG terminals in Colombia. Each project comes with its own environmental, technical, and regulatory challenges. Choosing the wrong pipe material or finish can result in: This article offers a practical guide for EPC contractors, engineers, and procurement teams […]
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