304 Spiral Finned Liquid Cooling Tube
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304 Spiral Finned Liquid Cooling Tube

304 Spiral Finned Liquid Cooling Tube

Our 304 spiral finned liquid cooling tube is a precision-built thermal management component, made for systems that need rock-solid, long-lasting cooling even under heavy, continuous workloads. We manufacture it from top-grade 304 stainless steel, pairing this durable base material with a tightly wound spiral fin structure. The result? Its heat dissipation efficiency blows regular smooth-bore tubing right out of the water.

Product Introduction

Product Specifications

 

Parameter

Specification

Material

304 Stainless Steel (chromium ≥ 18 %, nickel ≥ 8 %)

Outer Diameter Range

6 mm – 50 mm (custom diameters available on request)

Wall Thickness

0.5 mm – 3.0 mm (application-dependent)

Tube Length

0.5 m – 6 m (non-standard lengths supported)

Fin Type

Spiral wound / helical fin structure

Fin Material

304 Stainless Steel (same grade as base tube)

Fin Bonding Method

High-frequency welding (HFW); bond strength ≥ 90 % of base material

Surface Finish

Smooth inner bore; fin outer surface bright-finished

Working Pressure

Up to relevant ASME B31.3 rated pressure (varies by wall thickness)

Operating Temperature

-40 °C to +300 °C (dependent on coolant and system pressure)

Applicable Coolant Media

Water, ethylene glycol solutions, deionized water, refrigerants

Quality Standards

ASME B31.3 pressure piping standard; ISO quality management system

Surface Treatment

Pickled and passivated; anti-fouling treatment available

Customization

Diameter, length, fin pitch, fin height, and end-connection type

 

Key Advantages

Top-Tier Heat Exchange & Fast Heat Dissipation

That helical, rolled fin structure? It cranks up the pipe's surface area by a ton. That means way better heat exchange between your coolant and the tube wall, so your equipment stays running stable even when it's working hard in high temps and heavy loads.

Corrosion-Proof, Built to Last

We make this from 304 or 316L stainless steel, so it easily fights off corrosion from coolants, chlorides, and other harsh media. It's tough and built for the long haul, which means you won't have to replace or fix it nearly as often.

One-Piece Build, No Leaks to Worry About

Our rolling forming process fuses the fins and the tube body together seamlessly, no messy traditional welded joints that can spring leaks. That means you get way stronger structural integrity, and totally reliable sealing, no surprises down the line.

Fully Customizable, Works for All Kinds of Scenarios

We can make non-standard sizes to fit your exact needs - diameters from 6 to 50 mm, lengths from 0.5 to 6 m. It works great everywhere, from data centers and supercomputing facilities, to energy storage systems, semiconductor gear, and way more.

 

Ordering Tips to Get Exactly What You Need

Figure out your thermal load first before picking dimensions

Start by calculating the heat load for the system (or sub-system) this tube will be part of. If you know how much heat you need to reject, in watts or kilowatts, you can work backwards to figure out the minimum fin surface area you need - and that tells you exactly what tube outer diameter, fin height, fin pitch, and tube length you should go with.

Lock in non-standard sizes as early as possible

We can fully support custom designs for non-standard tube diameters (6–50 mm), custom lengths (0.5–6 m), and even custom fin pitches or heights. Just keep in mind that custom configurations take a bit longer to make than our standard stock items, so plan ahead.

Double-check your pressure and temperature ratings

When picking wall thickness, you need to account for the maximum working pressure and temperature of your circuit. If your system follows ASME B31.3 or other international pressure piping standards, just share your operating pressure and temperature range with us, and we'll confirm or calculate the right wall thickness for you.

Order quantities and lead times

We can handle both small-batch orders and large-volume bulk orders. If you're doing a big bulk procurement, talk to our sales team about batch production scheduling ahead of time, so we can lock in pricing and delivery commitments for you. We also offer samples if you need them for prototype or qualification testing before you place a big order, and we'll provide technical support the whole way through integration and commissioning.

 

Where You Can Use This Tube

The versatility of this 304 spiral finned liquid cooling tube means it can act as the backbone of your thermal management setup across all kinds of industries and use cases. Here are the most common ones we see:

Data Centers and High-Performance Computing

This liquid cooling system uses our corrosion-resistant 304 stainless steel pipes, which can pull heat directly from high-density servers' hot components super efficiently. You can pair it with energy-saving cooling solutions, too, which really boosts your data center's power usage effectiveness (PUE).

Refrigeration Systems and Cold-Chain Infrastructure

This spiral-finned steel pipe squeezes maximum heat transfer out of tight spaces in commercial and industrial refrigeration systems. Its smooth 304 stainless steel interior resists frost buildup and corrosion, so it runs efficiently and lasts for years.

Semiconductor Fabrication Equipment

In semiconductor manufacturing, precise temperature control is everything, and cooling systems need to keep sensitive processes totally stable. This tube's spiral fin design speeds up thermal response, and its electropolished 304 stainless steel build works perfectly with cleanroom requirements.

Industrial Automation and High-End Manufacturing

This cooling tube keeps heat under control in CNC machines, laser cutters, and other industrial gear, so your equipment stays precise and high-performing even when running nonstop. Its modular design makes it easy to add to new machinery, or upgrade your existing production lines.

Energy Storage and Battery Thermal Management

This tube lets you get super precise thermal control for battery energy storage systems, keeping cell temperatures stable within ±0.5°C. That level of precision stretches out your battery's life, and it works with all the common dielectric and glycol-based coolants.

Environmental, Waste-Heat Recovery, and HVAC Systems

This spiral finned tube captures waste heat from industrial systems super efficiently, so you get the most out of your energy recovery. It also works great as a key part of commercial HVAC systems, giving you precise temperature control.

 

FAQ

 

Q1: What's the difference between the 304 and 316 grades you offer?

A1: 304 gives you solid general corrosion resistance for most regular use cases. 316 is the one that's way better at fighting off chlorides, so it's perfect for seawater applications or if you're dealing with aggressive chemicals.

Q2: How does high-frequency welding differ from brazing or adhesive bonding?

A2: HFW creates a direct fusion bond between the parts, no filler materials needed. Those fillers would act as a thermal barrier, right? So HFW gives you way better strength and thermal conductivity, no downsides.

Q3: Can I order the tubes in non-standard sizes?

A3: Absolutely, we fully support custom specs. Just share your thermal, pressure, and dimensional requirements with us, and we'll get you a quote.

Q4: Is the 304 spiral finned tube suitable for refrigeration systems?

A4: Yep, this product works perfectly as a finned steel pipe for refrigeration systems. Its corrosion-resistant 304 build makes it great for boosting heat exchange in condensers and evaporators.

Q5: What's the typical lead time for a standard order?

A5: Lead time depends on your order quantity, the specs you need, and our current production schedule. Just reach out to our sales team with your order details, and we'll give you a firm estimate.

Q6: What after-sales and technical support do you provide?

A6: We've got your back the whole way through. We offer dedicated technical support from the spec selection phase all the way through to operation, including help with picking the right product, installation advice, and troubleshooting if you run into issues.

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