Why Choose Top Tubes To Serve the Automotive Sector?
At Top Tubes, we manufacture high-performance ERW steel tubes specifically engineered to meet the demands of the automotive industry. From chassis frames and suspension components to exhaust systems and safety-critical assemblies, our tubing delivers strength, dimensional accuracy, and consistency at every stage of production.
Are you looking for unrivalled experts who can deliver your exact specifications with quality and precision, on time, every time?
Since 1994, we’ve been at the forefront of the industry, offering:
Expertise in handling mild steel, stainless steel, and aluminium
Committed to sustainability, passing cost savings on to our clients
Proven capability to handle large or small projects efficiently
Full traceability of materials all the way back to the foundry
Coil Slitting, ERW Tube Manufacturing, Expert Laser Cutting
All Under One Roof
Save time, energy, money, and avoid logistical headaches, your all-in-one solution, why look anywhere else?
Why Choose Top Tubes?
With over three decades of experience and 50,000 tonnes of annual ERW tube production, we understand the pressures faced by automotive manufacturers.
From cost-efficiency and compliance to tight tolerances and just-in-time delivery, we manufacture tubing solutions that align with every stage of the automotive supply chain.
Our investment in laser cutting, CAD systems, and inline processing enables us to deliver both precision and scale.
ERW Tube Dimensions
| Round | 19mm OD up to 76.20mm OD |
| Square | 16mm x 16mm up to 60mm x 60mm |
| Rectangle | 25mm x 15mm up to 80mm x 40mm |
| Flat Sided Oval | 25mm x 12mm up to 80mm x 40mm |
| Special Section | As required |
Supplying the Automotive Sector
Our steel tube products are trusted by:
- OEMs and Tier 1 suppliers
- Automotive exhaust and seating manufacturers
- Commercial vehicle and trailer body builders
- Fabricators of EV and hybrid structural systems
Whether your project requires lightweight tubing for energy efficiency or robust profiles for safety-critical components, we manufacture tubing solutions that support automotive design, regulation, and performance demands.
Get in touch
Our expert team is ready and willing to assist you with all your manufacturing needs, simply click the link.
INTRODUCTING
MAGNAtube® BY TOP TUBES
MAGNAtube® - By Top Tubes
Tube manufactured from double-sided premium zinc/aluminium/magnesium coated coil. MAGNAfusion weld repair then offers unmatched corrosion protection.
What is MAGNAfusion? How can it help your business? Click the link below to find out more!
MAGNAtube®: Enhanced Tube for Challenging Environments
MAGNAtube® delivers structural reliability for vehicle components subject to road spray, salt, and thermal cycles. Applications include:
- Seat frames and reinforcement structures
- Exhaust system bracketing
- Battery protection frames in EVs
- Underbody supports and subframe assemblies
- Load-bearing sections in light commercial vehicles
It offers long-term value through reduced corrosion and increased lifecycle performance.
Built for Performance & Durability
Automotive environments place materials under extreme pressure—thermal variation, vibration, corrosion, and impact stress are constant factors.
Our ERW steel tubes are produced to handle these conditions with consistency and reliability. We supply round, square, and rectangular profiles in a range of wall thicknesses, with exceptional weld integrity and surface finish.
Each batch is tested to meet structural, mechanical, and forming requirements, ensuring reliable outcomes in cutting, bending, and end-use applications.
What is ERW Steel Tube in Industry?
Electric Resistance Welded (ERW) tubes are pivotal across many industries, thanks to their precision, strength, and adaptability. Manufactured by cold-forming steel and welding the seam with high-frequency electric resistance, ERW tubes offer a reliable, smooth finish suited for a wide range of applications. From automotive and construction to renewable energy and furniture design, their lightweight yet durable structure supports both performance and sustainability. Explore our in-depth article to learn how ERW tubes drive innovation across sectors—and uncover their unexpected roles in modern industrial landscapes.
Quality-Controlled Automotive Tube Manufacturing
At Top Tubes, quality control is at the core of our ERW tube manufacturing process. We follow rigorous testing procedures to ensure that every length of tube we produce delivers the strength, durability, and consistency your application depends on.
Key Tests We Perform:
Did You Know?
At Top Tubes, our commitment to quality is so stringent that if a single seam cracks during a tube test, we discard and restart the entire batch.
We then review our tolerances. We believe in delivering only the best, without compromise.
This ensures that you never receive anything less than a Top Tube!
Certified and Consistent Quality
We manufacture our ERW tubing under ISO 9001-certified systems, ensuring tight tolerances, reliable weld integrity, and superior surface finish. Every tube is produced to British and European standards, making it fit for structural, fabricated, and specialist automotive applications.
Advanced Manufacturing with Scalable Capacity
From our West Midlands facility, we operate multiple ERW tube mills and laser cutting machines, allowing us to meet complex design and volume demands with short lead times. Our BLM Adige LT7 and Trumpf 5000/7000 systems provide multi-axis tube laser cutting across diameters from 12mm to 152mm—perfect for slots, mitres, and pre-assembly perforations.
We also produce nitrogen on-site to ensure dependable laser performance and reduce production delays, supporting high-volume delivery schedules across the UK and Europe.
Value-Added Services
In addition to tube manufacture, we offer full-service support including:
- Tube laser cutting for exacting part geometry
- In-line edge profiling for clean joins and better fitment
- In-house delivery fleet for reliable lead times
We work with Automotive contractors, fabricators, and OEMs to supply tube that integrates smoothly into specialist applications.
Advanced Tube Laser Cutting Services
Our tube laser cutting services play a key role in supplying the automotive sector. From exhaust cut-outs to bracket slots, our in-house capability allows for highly accurate, repeatable cuts across a range of tube shapes and materials.
Utilising BLM Adige LT7 and Trumpf 5000/7000 systems, we can handle complex geometries, angled mitres, and multi-axis perforations on tubes from 12mm to 152mm in diameter. All processing is carried out with CNC-controlled precision to avoid deformation and eliminate secondary finishing.
Why Automotive Manufacturers Choose Our Tube Laser Cutting:
- Seamless integration with tube production for efficiency and cost reduction
- Clean, accurate cuts ideal for automated assembly and welding
- High-speed CAD/CAM processing for rapid prototyping and short lead times
- ISO 14001-certified processes supporting environmental targets
We also produce nitrogen on-site, removing reliance on external suppliers and protecting production schedules.
For fastest turnaround, submit cutting files in 3D formats (STEP, IGS, or XT). 2D files (e.g. DXF or PDF) are accepted but may require additional processing. See our full laser design guide for more.
ERW Tube Industrial Applications
| Self-Colour/Black | Semi-Bright | Pre-Galvanised | Aluminised | Perforated | MAGNAtube | |
| Agriculture | ✔️ | |||||
| Appliances | ✔️ | |||||
| Automotive | ✔️ | ✔️ | ✔️ | |||
| Construction | ✔️ | ✔️ | ||||
| Energy | ✔️ | ✔️ | ✔️ | |||
| Greenhouses | ✔️ | |||||
| Coastal & Marine | ✔️ | |||||
| Solar & Wind | ✔️ | |||||
| Transportation | ✔️ | ✔️ | ||||
| Furniture | ✔️ |
Contact Us
Need dependable steel tube for application in the Aerospace sector? Contact our team to discuss your requirements or request a sample of MAGNAtube®.