Galvanized Rectangular Steel Pipe | RHS Steel Tube Supplier
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- Product Description
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What Is Galvanized Rectangular Steel Pipe
Galvanized Rectangular Steel Pipe, also known as RHS (Rectangular Hollow Section), is a welded steel tube with a rectangular cross-section and a zinc-coated surface.
The hot-dip galvanized layer effectively protects the steel from rust and corrosion, making it ideal for outdoor, humid, and long-term structural applications.
Compared with black steel pipes, galvanized rectangular pipes provide a longer service life and lower maintenance cost, especially in harsh environments.

Galvanized Rectangular Steel Pipe Parameters
Product name Galvanized steel pipe Thickness 0.12mm-60mm or customer requirements Diameter 10-3000mm or customer requirements Length 5m-14m, 5.8m, 6m, 10m-12m, 12m or according to customer's actual requirements Technology ERW welding, hot dip galvanizing, pregalvanizing Galvanized pre-galvanized steel pipe: 30g/m2-80g/m2 Galvanized steel pipe: 200g/m2-400g/m2 Surface treatment Galvanized, oiled, unoiled, lacquered, etc. Materials 10#, 20#, 45#, 16Mn, A53(A, B), Q235, q345, Q195, Q215, St37, St42, ST37-2, St35.4, St52.4, ST35, etc. Pipe ends flat/beveled, protected by plastic covers at both ends, cut square, slotted, threaded and coupler, etc. Standards ASTM AISI JIS DNS GB, etc Package Factory standard export seaworthy packing Application 1. Fence, greenhouse, door tube, greenhouse2. Low pressure liquid, water, gas, oil, pipeline pipe3. Suitable for indoor and outdoor construction4. Widely used in scaffolding construction, low cost and convenient Galvanized Rectangular Pipe Key Features & Advantages
Hot-Dip Galvanized Coating – Excellent corrosion and rust resistance
High Structural Strength – Suitable for load-bearing applications
Precise Dimensions – Uniform thickness and straightness
Long Service Life – Ideal for outdoor and coastal environments
Customizable Specifications – Size, thickness, length, and zinc coating
Easy Fabrication – Cutting, welding, and installation-friendly
Applications of Galvanized Rectangular Steel Pipe
Galvanized rectangular steel pipes are widely used in:
Steel Structure Buildings
Construction Frameworks & Supports
Fencing, Gates & Guardrails
Greenhouses & Agricultural Structures
Solar Mounting Systems
Industrial Equipment Frames
These pipes are especially popular in infrastructure and housing projects across Africa and developing markets, where durability and cost-efficiency are critical.

Why Choose Our Galvanized Rectangular Steel Pipe
As an experienced steel supplier, Shineyond Group provides reliable galvanized rectangular steel pipes for global construction and industrial projects.
Stable quality control and strict inspection
Competitive factory-direct pricing
Fast delivery & export-ready packaging
Professional technical and sales support
We help customers reduce project risks and improve long-term performance.
FAQ – Galvanized Rectangular Steel Pipe
Q1: What is the difference between galvanized and black rectangular steel pipe?
Galvanized pipes have a zinc coating that prevents corrosion, making them suitable for outdoor use, while black pipes are mainly for indoor or temporary applications.
Q2: Can you supply custom sizes and thicknesses?
Yes, we support customized dimensions, wall thickness, length, and zinc coating based on project requirements.
Q3: Is hot-dip galvanizing better than pre-galvanized?
Hot-dip galvanized pipes provide thicker zinc coating and longer corrosion protection, ideal for structural and outdoor applications.
Looking for a reliable Galvanized Rectangular Steel Pipe supplier?
Contact Shineyond Group today for competitive prices, technical support, and fast delivery for your next project.
Galvanized Rectangular Steel Pipe | RHS Steel Tube Supplier
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Contact us via email
Still deciding? Get samples first, Contact US !
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