Rectangular Hollow Section (RHS) steel is a versatile and durable material widely used in construction, frameworks, and general fabrication. Known for its high strength-to-weight ratio and clean lines, RHS is perfect for structural applications like supports, frames, and welded assemblies. Available in a variety of sizes and thicknesses, it’s easy to cut, weld, and finish—making it a ... https://www.hardingsteel.com.au/rectangular-hollow-section-steel/