Our 33.7 mm steel handrail tube, with a solid 3.0 mm wall thickness, is ideal for industrial, DIY, and commercial applications that require safety barriers, warehouse racking, gym and sports equipment, retail display frameworks, railings, and playground structures. Available in 1 m, 1.5 m, 2 m, and 3 m lengths, it is fully galvanised for excellent corrosion resistance.
Benefits and features
- Heavy-duty construction: The 3.0 mm wall thickness provides maximum strength and durability.
- Fully galvanised: Inside and out for decades of corrosion resistance, even in coastal or humid environments.
- Versatile applications: Ideal for safety barriers, industrial racking, gym equipment, playground structures, retail displays, and more.
- Compatible with size B tube clamps: Enables fast, no-weld assembly of professional-grade structures.
- Certified structural steel: Manufactured to EN10255 standards with full traceability for quality assurance.
- Multiple lengths available: 1 m, 1.5 m, 2 m, and 3 m options to suit a variety of projects.
Other handrail tube sizes & connectors
We also offer this handrail tube in other diameters, including 42.4mm handrail pipe and 26.9mm safety rail tube, alongside our new steel-made 48.3mm scaffolding tubes and a full range of 33.7mm (Size B) tube clamps for connecting complete handrail and guardrail systems.
Product FAQs
What is the diameter of this tube?
The tube has an outside diameter of 33.7 mm, also known as Size B in tube clamp systems.
What wall thickness does it have?
It has a 3.0 mm wall thickness, offering increased strength and rigidity.
What lengths are available?
You can choose from 1 m, 1.5 m, 2 m, and 3 m lengths.
How long will the galvanised finish last outdoors?
The approximately 50-micron hot-dip coating typically provides 15–30+ years of protection under normal UK conditions (C3 environment).
Which tube clamp fittings does it work with?
This tubing is compatible with all 33.7 mm tube clamps and key clamp fittings.
Do the tube ends need additional preparation?
No, all tubes come precision-cut with clean, deburred ends, ready for immediate use.
Is welding required to assemble structures with this tube?
Not at all. When paired with our Size B tube clamps, you can build strong frameworks without welding.
Can these tubes be used with standard scaffold fittings?
No, the 33.7 mm steel handrail tube is not suitable for standard steel scaffold fittings, as they only fit tubes with a 48.3mm diameter.




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