Half Round Bar - Steel Handrail & Capping Rail

Half round bar - half round handrail - with a smooth semicircular top and a flat underside. The rounded top makes a comfortable handrail or capping rail; the flat base welds neatly over balustrade infill, panels and frames. Available 20 x 10mm up to 60 x 30mm, in 3m and 6m lengths.

What Is Half Round Bar?

A mild steel bar with a half-circle (semicircular) cross-section - domed top, flat bottom. Used as a handrail, capping rail or decorative top rail, where the rounded profile is comfortable to hold and looks neat over the top of railings and infill.

Sizes & Finish

20 x 10mm to 60 x 30mm. Mostly 3m lengths, with 20 x 10mm also in 6m. Supplied in mill-finish mild steel, ready to prime and paint or galvanise.

Common Uses

Handrails and balustrade top rails, capping rails on railings and gates, and decorative architectural metalwork.

Frequently Asked Questions

What is half round bar?
Half round bar (half round handrail) is a steel bar with a domed, half-circle top and a flat underside. Like convex bar, the rounded top makes a comfortable handrail; the flat base sits neatly on top of balustrade infill or a frame.

How does it differ from convex bar?
Both have a rounded top for a comfortable grip. Half round is a true half-circle profile (semicircular cross-section); convex/feather edge is a flatter, wider domed profile. Choose to suit the look and the fixing you want.

What is it used for?
Handrails and balustrade top rails, capping rails on railings and gates, and decorative metalwork. The flat underside makes it easy to weld over infill bars or panels.

What lengths and finish?
3m lengths (20 x 10mm also in 6m), supplied in mill-finish mild steel ready for priming and painting or galvanising.