Circular hollow sections (CHS) and round steel tubes are used in structural columns, handrails, scaffolding, mechanical tubing, and fluid transmission. We supply seamless and ERW welded round tubes conforming to ASTM A500, A53, EN 10210, and EN 10219 standards. Outer diameter from 21.3mm to 610mm. Wall thickness from 1.0mm to 40mm. Steel grades include S235JRH, S355J2H, A500 Grade B, and ST37. Galvanized coating option available.
Overview of Circular Hollow Section (CHS) Circular Hollow Section (CHS), also widely referred to as structural round tube, round hollow section, or circular steel tube, is a hot-finished or cold-formed steel section with a circular cross-section that provides equal structural…
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