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Galvanized square steel tube hollow section supplier STEEL TUBE IMAGE
SHS · RHS · Galvanized Hollow Section

Square and Rectangular Steel Tube Manufacturer

Galvanized Square & Rectangular Hollow Section · Factory Direct

High-quality square steel tube (SHS) and rectangular steel tube (RHS) with a galvanized surface, high strength and excellent corrosion resistance. Supplied as galvanized hollow section in a wide size range for construction, steel structure and industrial applications, with custom sizes and OEM service.

SHS square RHS rectangular Wall 1.0–8.0 mm Galvanized OEM sizes
SHS & RHS Galvanized / black Accurate dimensions OEM / custom size
Product Features

Why Our Steel Tube

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High Strength

Q235 / Q345 steel hollow section for reliable structural performance.

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Corrosion Resistance

Galvanized surface protects against rust for long service life.

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Accurate Dimensions

Tight tolerances and straight, clean welds for easy assembly.

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Easy Fabrication

Cuts, drills and welds easily for fast on-site or workshop work.

Specifications

Steel Tube Specifications

Standard range shown — size, thickness and length are customizable.

Square Size (SHS)20×20 – 200×200 mm
Rectangular Size (RHS)40×20 – 200×100 mm
Wall Thickness1.0 – 8.0 mm
Length6 m / customizable
SurfaceHot-dip / pre-galvanized, black, painted
MaterialQ195 / Q235 / Q345
StandardEN10219, ASTM A500, GB/T 6728
CustomizationSize, thickness, length, surface, OEM
Applications

Where Steel Tube Is Used

Structural hollow section for building, steel structure and infrastructure.

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Construction

Frames, columns, gates, railings and fencing for buildings.

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Steel Structure

Trusses, portal frames and load-bearing steel structures.

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Infrastructure

Bridges, towers and infrastructure framework projects.

Packing & Delivery

Safe Packing, Reliable Shipping

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Bundled & Strapped

Tubes packed in bundles with steel strapping and protected ends.

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Seaworthy Packing

Waterproof wrapping options available for ocean freight.

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Flexible Delivery

FOB / CIF terms, container or bulk loading, fast lead times.

Product Gallery

Steel Tube Photos

Click any photo to enlarge — square and rectangular galvanized hollow section.

FAQ

Square & Rectangular Steel Tube — Frequently Asked

Do you supply both square (SHS) and rectangular (RHS) hollow sections?

Yes. We supply a full range of square hollow section (SHS) and rectangular hollow section (RHS) steel tube in many sizes, galvanized or black.

What surface finishes are available?

Hot-dip or pre-galvanized for corrosion resistance, as well as black (mill finish) and painted options.

Do you offer custom sizes and OEM?

Yes. Size, wall thickness, length and surface are all customizable, and OEM manufacturing is welcome.

Send Inquiry

Get a Fast Factory Quote

Tell us the product, size and quantity you need. Our sales team replies within one working day.

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