Shop New Galvanised Scaffold Tubes – 5ft, 6ft, 8ft, 10ft, 13ft, 16ft or 21ft Lengths.
Our selection of new galvanised scaffold tubes delivers exceptional strength and longevity for professional scaffolding systems or Diy across the UK. Manufactured from high-yield steel and hot-dip galvanised for superior corrosion protection, these tubes withstand demanding construction environments while maintaining structural integrity over years of use.
Every tube complies fully with EN39 Type 4 specifications and features a consistent 48.3mm outer diameter. Wall thicknesses range from 3.2mm (standard duty) to 4.0mm (heavy-duty, enhanced load capacity), allowing you to match the tube to your project’s requirements precisely.
Complete Your Structure
Our new galvanised scaffold tubes create a strong, reliable framework that pairs perfectly with our cost-effective used scaffold poles for budget-friendly projects, our lightweight aluminium tubes where reduced weight matters (e.g., handrail structures), our new timber scaffolding boards to form safe working platforms, and our scaffold fittings and couplers to securely connect every component.
Available Lengths, Specifications and Dimensions
We stock all standard UK lengths to support efficient bay sizing and minimal joints in your scaffold design.
| Length Approx | x. Metric Equivalent | Outside Diameter | Wall Thickness Options | Approx. Weight (3.2 mm) | Approx. Weight (4.0 mm) | Typical Use Examples |
|---|---|---|---|---|---|---|
| 5 ft | 1.5 m | 48.3 mm | 3.2 mm or 4.0 mm | 5.4 kg | 6.7–6.9 kg | Short transoms, putlogs, puncheons |
| 6 ft | 1.8 m | 48.3 mm | 3.2 mm or 4.0 mm | 6.5 kg | 8.1–8.2 kg | Board bearers, short horizontals |
| 8 ft | 2.4 m | 48.3 mm | 3.2 mm or 4.0 mm | 8.6–8.7 kg | 10.6–10.9 kg | Bracing, medium ledgers |
| 10 ft | 3.0 m | 48.3 mm | 3.2 mm or 4.0 mm | 10.8 kg | 13.3–13.6 kg | Ledgers, sway bracing |
| 13 ft | 3.9–4.0 m | 48.3 mm | 3.2 mm or 4.0 mm | 14.0–14.0 kg | 17.3–17.7 kg | Longer ledgers, mid-height verticals |
| 16 ft | 4.8–4.9 m | 48.3 mm | 3.2 mm or 4.0 mm | 17.3 kg | 21.3–21.8 kg | Tall standards, main verticals |
| 21 ft | 6.4 m | 48.3 mm | 3.2 mm or 4.0 mm | 22.7 kg | 28.0–28.6 kg | Full-height standards/verticals |
*Weights are approximate and based on S235-grade steel. 4.0mm options provide higher safe working loads, contact us for detailed load tables.*
Key Benefits of Our Type 4 Galvanised Tubes
- Superior Corrosion Resistance — Hot-dip galvanising creates a thick zinc layer that protects against rust even in coastal or industrial settings.
- High-Yield Steel Core — S235-grade material ensures reliable performance under compression and bending forces.
- Consistent Dimensions — Precision manufacturing guarantees a perfect fit with standard right-angle, swivel, and sleeve couplers.
- Versatile Applications — Ideal for load-bearing scaffolds, temporary structures, and approved non-scaffolding projects (e.g., frames or supports).
All tubes undergo rigorous quality checks before dispatch, drawing on our extensive experience supplying trade professionals nationwide. For site-specific advice on wall thickness selection or compliance with TG20 guidelines, our team is ready to assist.
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New Scaffold Tube Frequently Asked Questions
Buying guide: Selecting the perfect length of new scaffold tube
| Length (Imperial / Metric) | Primary Role | Typical Uses | Advantages |
| 21ft / 6.4m | Vertical standards, handrails & ledgers | Tall towers, multi-lift scaffolds, high-rise work | Maximises height per tube, reduces couplers |
| 16ft / 4.8m | Standards or ledgers | Medium-height structures, facade scaffolding | Good height with easier handling than 21ft |
| 13ft / 3.9m | Toppers or short ledgers | Adding height to the structure | Industry workhorse – fits typical bay sizing |
| 10ft / 3.0m | Sway bracing | Narrow bays, internal platforms, confined spaces | Compact for restricted access sites |
| 8ft / 2.4m | Diagonal braces | Guardrails, short horizontals, and bracing | Lightweight and quick to install |
| 6ft / 1.8m | Putlogs, board supports | Face bracing, short supports, internal access | Ideal for tight or complex configurations |
| 5ft / 1.5m | Transoms, puncheons | Board supports | Perfect for fine-tuning or minor support |
- Minimise joints — Use longer tubes (21ft/16ft) for standards wherever possible; fewer couplers mean higher strength and faster erection.
- Standard bay sizing — Most UK scaffolds are built around 8ft lifts and 13ft ledgers for compatibility with boards and fittings.
- Site constraints — Opt for shorter lengths (10ft and below) in areas with limited headroom or transport restrictions.
- Mixing lengths — Combine wisely (e.g., 21ft standards with 13ft ledgers) but always follow TG20:21 guidance or a structural engineer’s design.
- All our new tubes meet EN39 Type 4 with a 3.2–4.0mm wall thickness and high-yield S235 steel for reliable performance.
- Safe working loads vary by configuration – typical axial compression capacity ranges from 30–50 kN, depending on effective length and restraint (consult TG20 tables or a qualified scaffolder).
- Regular inspection is essential: check for straightness, damage, and the condition of the galvanising before every use.
21ft scaffold tube frequently asked questions
The longest standard length, our 21ft (6.4m) galvanised scaffold tube, maximises height and length in high-rise scaffolding as vertical standards or long ledgers.
These tubes are not just long; they are also widely used in scaffolding construction as vertical uprights (scaffold legs), horizontal ledgers, and handrails, making them a wise choice for your construction needs.
What is the longest standard scaffolding tube?
The 21ft (6.4m) tube is the longest standard length commonly available and used in traditional tube-and-fitting scaffolding systems in the UK. Longer custom lengths are possible but rare due to handling, transport, and safety considerations.
Why choose 21ft for uprights?
The 21ft scaffold tube reduces the number of connections, enhancing stability on high scaffolds.
How are 21ft tubes used in scaffolding?
The 21ft tube is one of the most versatile lengths in scaffold construction, primarily employed in the following roles:
- Standards (Uprights): Used as vertical legs to build significant height with fewer joints. Longer standards reduce the number of connections, improving overall rigidity and load transfer to base plates or sole boards.
- Ledgers (Horizontals/Runners): Fixed horizontally to standards using right-angle couplers, they provide lateral stability, prevent buckling, and create bays for platform support. The extended length allows wider bay spacing where design permits.
- Guardrails/Handrails: Installed at 950mm and intermediate heights to deliver continuous fall protection along platform edges or roof lines.
- Rakers (Diagonal Bracing): Positioned at an angle from the scaffold to the ground for additional outward stability, often combined with a tie or plan brace lower down to secure the structure to the building.
These applications make the 21ft tube essential for efficient, high-reach scaffolding projects.
What are the standards compliance for 21ft scaffold tubes?
UK galvanised steel scaffolding tubes comply with:
- BS EN 39:2001 – Specific standard for steel tubes for tube-and-coupler scaffolds.
- Alternatively, structural tubes may be manufactured to BS EN 10219 for cold-formed high-yield steel.
All our tubes are fully traceable and manufactured to these recognised British/European standards.
Alternative uses for 21ft scaffold tubes?
Beyond traditional scaffolding, the robust length and strength of 21ft tubes make them popular for:
- Temporary propping and structural support during renovations.
- Frameworks for sheds, workshops, or agricultural buildings.
- Industrial-style furniture (long tables, shelving units, benches).
- Flagpoles, sports goalposts, or washing line supports.
- Heavy-duty racking systems in warehouses.
- Signage frameworks or banner supports.
Their durability and corrosion resistance make them suitable for both indoor and outdoor projects.
How are 21ft scaffolding tubes connected?
21ft (6.4m) galvanised steel scaffolding tubes are versatile components in tube-and-fitting systems, often used as vertical standards, horizontal ledgers, or guardrails. Connections depend on the orientation and load requirements:
End-to-End (Longitudinal) Connections
To extend tubes beyond a single length (e.g., for taller standards or longer ledgers), use specialised fittings for secure, aligned joints.
Connection Type | Description | Best For | Load-Bearing Notes | Compliance (UK/TG20:21) |
Sleeve Coupler (External Joiner) | A pressed or forged steel band clamped externally over the abutting tube ends with bolts. Provides full alignment and rigidity. | Vertical standards, horizontal ledgers, guardrails | Fully load-bearing in compression and limited bending; preferred for heavy-duty use. | Recommended; complies with BS EN 74-1 Class B. |
Joint Pin (Internal Spigot/Expanding Pin) | An internal steel pin is inserted into both tube ends and expanded via a central bolt for a friction grip. | Light-duty extensions or temporary joins | Non-load-bearing in tension; suitable for compression if close to a node (within 300mm). Not ideal for primary structural joints. | Not recommended for TG20-compliant scaffolds without additional splicing (e.g., short tube + swivel couplers). |
- Best Practice: Stagger joints across adjacent standards to avoid weakness in the same lift. For TG20:21 compliance, use sleeve couplers for vertical standards to ensure structural integrity.
- Torque bolts to manufacturer specifications (typically 50-55 Nm) using a standard scaffold spanner.
Perpendicular or angled connections
For attaching ledgers, transoms, braces, or guardrails to 21ft scaffold tubes:
- Right-Angle (Double) Couplers: Load-bearing 90° connections (e.g., ledgers to standards).
- Swivel Couplers: Adjustable angles, ideal for diagonal bracing or rakers.
- Putlog (Single) Couplers: Non-load-bearing, often for transoms supporting boards.
All fittings must be galvanised, inspected for damage, and comply with BS EN 74-1 or BS EN 39 for tubes.
What are the dimensions of a 21ft galvanised steel scaffolding tube?
Our 21ft (6.4m) scaffolding tubes are manufactured to precise industry specifications for reliable performance in professional scaffolding systems.
Key dimensions and specifications
Feature | Details |
Nominal Length | 21ft (6.4 metres) |
Outer Diameter | 48.3mm |
Wall Thickness | 3.2mm (standard) or 4.0mm (heavy-duty variant) |
Approximate Weight | 22.68kg (for 3.2mm wall) |
Material | High-yield galvanised steel |
Ideal for heavy-duty verticals and horizontals in tall structures.
16ft scaffold tube frequently asked questions
Our 16ft (4.8m) galvanised steel scaffolding tube provides excellent balance between reach and manageability, making it a popular choice for mid-height scaffolding structures. Manufactured from high-yield steel with a hot-dipped zinc coating, it delivers superior corrosion resistance for long-term use in outdoor construction environments.
Key specifications
Feature | Details |
Nominal Length | 16ft (4.8 metres) |
Outer Diameter | 48.3mm |
Wall Thickness | 3.2mm (standard duty) |
Approximate Weight | 17.28kg |
Material | High-yield galvanised steel |
Compliance | BS EN 39:2001 |
These dimensions ensure compatibility with standard couplers and fittings across UK scaffolding systems.
Primary uses in scaffolding
The 16ft tube excels in tube-and-fitting scaffolds for:
- Horizontal Ledgers: Spans wider bays efficiently, providing structural support for transoms and platforms.
- Vertical Standards: Ideal for mid-height uprights, reducing joints compared to shorter tubes while remaining easier to handle than 21ft lengths.
- Guardrails and Bracing: Offers extended coverage for safety rails or diagonal braces.
In professional setups, spacing for standards typically ranges from 1.2m (heavy-duty) to 2m (light-duty), or as the engineered design.
Benefits of hot-dip galvanisation
- Enhanced Longevity: Zinc coating protects against rust, even in damp or coastal conditions.
- High Strength-to-Weight Ratio: Supports substantial loads without excessive heft.
- Versatile Applications: Beyond scaffolding, suitable for pergolas, climbing frames, storage racks, or handrails.
Alternative DIY and non-scaffolding uses
This robust length is favoured for custom projects, including:
- Outdoor structures, such as covered areas or jetties.
- Furniture frames, shelving, or stair rails.
- Sports equipment such as assault courses or goalposts.
Always protect cut ends with zinc-rich paint if modifying.
How is a 16ft tube typically used in scaffolding?
Primarily as horizontal ledgers for wider bay spacing or vertical standards in medium-height scaffolds, typically connected via right-angle double couplers for load-bearing stability.
Are 16ft tubes suitable for heavy-duty scaffolding?
Yes, when configured correctly with appropriate ties and bracing, it is compliant with TG20:21 guidelines.
What maintenance is required?
Regular visual inspections for damage; galvanisation minimises rust, but store undercover when the 16ft scaffold tubes are not in use.
Are there weight limits for manually lifting 16ft tubes?
At approximately 17kg, two-person lifts are recommended to comply with manual handling regulations (HSE limits ~20–25kg per person).
How is a 16ft tube connected?
Connection methods table
Connection Type | Coupler/Fitting Used | Application Example | Load Capacity Notes | Recommended For |
End-to-End | Sleeve Coupler (external) | Extending vertical standards | Full structural in compression | Permanent height extensions |
End-to-End | Joint Pin (internal spigot) | Temporary ledger extensions | Limited tension; use near nodes | Light-duty or quick setups |
Perpendicular | Right-Angle Double Coupler | Ledger to standard | High load-bearing (up to 6.25kN) | Main framework joints |
Angled | Swivel Coupler | Diagonal bracing | Adjustable for stability | Facade or cross bracing |
13ft scaffold tube frequently asked questions
The 13ft (3.9m) galvanised steel scaffolding tube is one of the most frequently used lengths in UK construction, offering an ideal combination of span, strength, and ease of handling. Hot-dipped galvanised for maximum corrosion protection, it’s built to withstand tough site conditions while remaining lightweight enough for efficient erection.
Key specifications
Feature | Details |
Nominal Length | 13ft (3.9 metres) |
Outer Diameter | 48.3mm |
Wall Thickness | 3.2mm (standard duty) |
Approximate Weight | 14.04kg |
Material | High-yield galvanised steel |
Compliance | BS EN 39:2001 |
Primary uses in scaffolding
This length shines in standard configurations:
- Forming ledgers for typical bay widths (often 2.4–2.7m centres).
- Serving as standards for common lift heights.
- Acting as guardrails for seamless edge protection.
Why is the 13ft length so popular among professional scaffolders?
It matches standard scaffold board layouts (e.g., 13ft boards) and common bay sizes, allowing efficient builds with minimal cutting or waste on most residential and commercial jobs.
What bay widths work best with 13ft tubes as ledgers?
Typically 2.0–2.7m centres for general-purpose loading; closer spacing (e.g., 1.8–2.2m) for heavier duties like masonry; always confirm with TG20:21 calculations.
Can 13ft tubes support scaffold boards directly?
No, not unless used on a birdcage-type scaffold with a design; they primarily act as ledgers, standards, and handrails. Shorter transoms (5–8ft) rest on ledgers to directly hold boards.
Are 13ft tubes compatible with system scaffolding, such as Cuplock or Layher?
No, they are for use only with traditional tube-and-fitting scaffolds, these are loose tubes; system scaffolds use dedicated components.
How do I store 13ft tubes to prevent damage?
Stack horizontally on racks, off the ground, with supports every 2m to avoid bending; cover the 13ft scaffold tubes if outdoors to minimise dirt buildup on the galvanising.
Popular DIY project ideas using 13ft scaffold tubes
Project Type | Tubes Needed (Approx.) | Additional Materials | Difficulty Level | Example Use |
Industrial Shelving Unit | 4–6 tubes | Timber planks, couplers | Intermediate | Garage or workshop storage |
Clothes Rack/Rail | 2–4 tubes | Base plates, fittings | Beginner | Bedroom or hallway organisation |
Garden Trellis Frame | 3–5 tubes | Wire mesh, anchors | Beginner | Supporting climbing plants |
Outdoor Bench/Table | 4–8 tubes | Wood tops, swivel couplers | Intermediate | Patio furniture with a modern look |
Galvanisation benefits comparison table
Feature | Hot-Dip Galvanised (Like Our Tubes) | Painted or Ungalvanised Steel | Benefit for 13ft Tubes |
Corrosion Resistance | Excellent (zinc sacrificial layer) | Poor (surface only) | Long-term outdoor use without rust |
Durability in Weather | 20+ years in moderate conditions | 5–10 years | Ideal for UK sites with rain exposure |
Scratch Protection | Self-healing from minor damage | Chips expose bare steel | Maintains integrity after site knocks |
Maintenance | Minimal (inspect only) | Regular repainting | Cost-effective over the lifecycle |
5ft scaffold tube frequently asked questions
5ft Galvanised Steel Scaffolding Tube (1.52m, 48.3mm Diameter)
Shop our premium 5ft (1.52m) galvanised steel scaffolding tube, engineered for reliability in both professional construction and creative DIY applications. Crafted from high-yield steel with a hot-dipped zinc coating, this tube offers exceptional resistance to rust and weathering, ensuring long-term performance even in challenging outdoor conditions.
Key Specifications
Feature | Details |
Length | 5ft (1.52m) |
Outer Diameter | 48.3mm |
Wall Thickness | 3.2mm |
Approximate Weight | 5.4kg |
Material | High-yield galvanised steel |
Compliance | BS EN 39:2001 |
These shorter tubes excel at projects that require compact, sturdy supports, such as building frameworks for outdoor seating, dining tables, shelving units, workbenches, fencing posts, raised garden beds, or small greenhouses. Their lightweight design makes handling easy while maintaining structural integrity.
Benefits of Galvanised Steel Tubes
- Superior Corrosion Protection: The zinc layer acts as a barrier and sacrificial anode, preventing rust in wet or humid environments.
- Enhanced Durability: High-yield steel provides strength for load-bearing needs without excessive weight.
- Versatility: Compatible with standard fittings like double and swivel couplers for secure connections.
For safety, always inspect tubes before use and follow HSE guidelines for scaffolding erection.
What other uses does a 5-foot scaffolding tube have?
Ideal for DIY builds like furniture frames or small structures due to its manageable size and strength.
Can I cut 5-foot tubes for custom projects?
Yes, use a metal-cutting disc for precise adjustments, then apply zinc-rich paint to cut ends for continued protection.
How is a 5-foot tube used in scaffolding?
In traditional tube-and-fitting scaffolding systems, 5ft (1.52m) galvanised steel tubes are primarily used as transoms (also known as intermediate or board-bearing transoms). These horizontal members span between the inner and outer ledgers to provide direct support for scaffold boards, creating a stable, level working platform.
- Transoms are typically secured to the ledgers using single (putlog) couplers, which allow the tube to rest securely while distributing the load of workers, tools, and materials.
- A 5ft length is ideal for standard bay widths, often accommodating up to five scaffold boards side-by-side, ensuring compliance with load ratings and safe board overhangs (typically 50-150mm beyond the transom).
- In some configurations, especially putlog-style scaffolds, one end may be adapted (e.g., with a putlog blade) to embed into brickwork for additional anchorage. However, modern independent tied scaffolds rely more on whole transom spans.
This shorter length contributes to platform rigidity at each lift level, with intermediate transoms placed as needed based on board thickness and duty rating (e.g., closer spacing for heavier loads per TG20:21 guidelines).
For professional erection, always refer to a scaffold design, inspect components, and follow NASC or HSE safety standards to ensure structural integrity.
Comparison table: Common scaffold tube lengths
Length | Metric Equivalent | Typical Primary Use | Approx. Weight | Best For |
5ft–6ft | 1.5–1.8m | Transoms (platform board supports) | 5.4–6.5kg | Intermediate platform support, short spans, DIY furniture projects |
8ft–10ft | 2.4–3.0m | Diagonal bracing, short ledgers, sway braces | 8.6–10.8kg | Cross-bracing, guardrails, medium diagonal support |
13ft | 3.9m | Ledgers, standards, guardrails | 14.04kg | Standard bay widths (e.g., 2.4–2.7m), efficient height building, versatile all-rounder |
16ft | 4.8m | Wider ledgers & mid-height standards | 17.28kg | Larger bay spans, medium-height scaffolds, and extended horizontal runs |
21ft | 6.4m | Long ledgers or tall vertical standards | 22.7kg | High-reach structures, minimising joints for maximum rigidity |
What are new scaffolding tubes made from?
They are made from hot-dipped galvanised steel.
How many new tubes are in a pack?
Packs or bundles of scaffolding tubes contain 61 lengths.
How many new scaffolding tubes does it take to make one tonne?
The number of scaffold tubes per tonne varies based on their length, diameter, material, and wall thickness. However, here are some general estimates:
- 5ft: Roughly 185 tubes per tonne.
- 6ft: Roughly 154 tubes per tonne.
- 8ft: Roughly 115 tubes per tonne.
- 10ft: Roughly 92 tubes per tonne.
- 13ft: Roughly 71 tubes per tonne.
- 16ft: Roughly 57 tubes per tonne.
- 21ft: Roughly 44 tubes per tonne.
Please note that these figures are only estimates.
Are new scaffold tubes graded?
All of our new tubes are graded S235 steel, indicating they’re structural steel with a yield strength of 360 to 510 MPa.
What is the price per foot for new scaffold tube?
The cost per foot for a new scaffolding tube typically ranges from 90p to £1.85, varying with the quantity purchased, current market conditions, and availability.
What other uses do new scaffolding tubes have?
Aside from scaffold structures, you can also use them to build handrails, climbing frames, guardrails, staircase rails, bedframes, flag poles, solar light stands, storage racks, shelving, signage, canopies and more.
2 reviews for New Scaffold Tubes | Galvanised Steel 48.3mm – All Lengths
Q & A
New Scaffold Tubes | Galvanised Steel 48.3mm – All Lengths
Danny –
Great quality tube and fast delivery to London.
scaffolder (store manager) –
Thank you for your feedback! We’re glad to hear you were happy with the quality of the tube. We appreciate your support and hope to help you again soon.
London Mets Baseball Club –
Great price, lots of options, and amazing service. Really appreciated how fast these guys turned around for my order and saved my bacon with getting a super early delivery.
Would certainly recommend and will for sure be using them again in the future. Great job!