EN 10219 EN 10210 Hot Dipped Galvanized Square and Rectangular Carbon Welded Steel Pipe
EN 10219 EN 10210 Hot Dipped Galvanized Square and Rectangular Carbon Welded Steel Pipe
EN Standard Square and Rectangular Steel Pipe
FOB
20tons
Tianjin, China
30Day
Discover high-quality EN standard galvanized square and rectangular steel pipes at Youfa. Our EN 10219 & EN 10210 hollow sections offer excellent corrosion resistance, strength, and durability for construction, scaffolding, fencing, and fire protection. Available in various sizes and zinc coatings. Contact us now for competitive prices!
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What Is EN Standard Square and Rectangular Steel Pipe?
The EN standard (European Norm) is a set of technical standards developed by the European Committee for Standardization (CEN) to ensure consistency, safety, and quality across various industries in Europe. In the steel industry, EN standards regulate material composition, mechanical properties, dimensions, and production processes to guarantee high-performance and durable steel products. These standards are widely recognized not only in Europe but also in international markets that adhere to strict quality requirements.
The EN standard square and rectangular steel pipes refer to hollow structural sections (HSS) manufactured according to European Norms. These pipes are commonly made from carbon steel and undergo a hot-dip galvanizing process to enhance their corrosion resistance, making them ideal for construction, infrastructure, and industrial applications. Galvanized square and rectangular steel pipes under the EN standard are known for their high strength, durability, and excellent weather resistance, making them a preferred choice for structural frameworks, bridges, machinery, and other demanding environments.
EN standard galvanized square tubes and rectangular steel pipes are available in a range of sizes and thicknesses to meet diverse project requirements. They comply with various EN designations, such as EN 10219 hollow section (cold-formed welded structural hollow sections) and EN 10210 (hot-finished structural hollow sections). These pipes provide enhanced load-bearing capacity, excellent weldability, and long-term performance in harsh conditions.
EN Standard Square and Rectangular Steel Pipe Description
| Category | Specification |
|---|---|
| Outer Diameter (OD) | Square Pipe: 20×20mm to 400×400mm Rectangular Pipe: 20×40mm to 300×500mm |
| Wall Thickness | 0.8mm to 20mm |
| Length | 3m to 12m (customizable as per client requirements) |
| Standards | ASTM A500, EN 10219, EN 10210, JIS G 3466, GB/T 6728 |
| Material Grades | American Standard: Gr.A, Gr.B, Gr.C European Standard: S235, S275, S355 Japanese Standard: A36, SS400 Chinese Standard: Q195, Q235, Q345 |
| Certification | ISO 9001:2008, SGS, BV, CCIC, etc. |
| Surface Finish Options | Hot-dip Galvanized: Zinc coating 220-260g/m² Pre-Galvanized: Zinc coating 30-150g/m² Painted Finish: Black paint or varnish lacquer Oiled Surface: Light oil coating to prevent rust Bare Pipe: No additional coating |
| Pipe Ends | Plain end / Beveled end Grooved end Flange joint Threaded ends (one end with coupling, one end with plastic cap) |
| Marking | As per client requirements or mill standard Spray white paint for identification |
| Packing | OD ≥ 273mm: Loose packing, piece by piece OD< 273mm: Bundled in hexagonal seaworthy packages, secured with steel strips Nested Packing: Small sizes nested into larger sizes |
| Applications | Construction & Structural Steel Pipe Steel Framework & Building Materials Scaffolding Pipes Fence Posts & Guardrail Pipes Fire Protection Pipes Greenhouse Steel Tubing Water, Gas, Oil & Low-Pressure Liquid Pipes Irrigation & Agricultural Pipes Handrail Pipes |
| Manufacturing Process | ERW (Electric Resistance Welded) / High-Frequency Welded |
| Trade Terms | FOB, CFR, CIF, EXW, FCA |
| Payment Terms | T/T (Telegraphic Transfer), L/C (Letter of Credit) |
| Delivery Time | 15-45 days (depending on order quantity and payment confirmation) |
| Main Export Markets | Southeast Asia, South Asia, Middle East, Europe South America, Central America, Africa, Oceania |
EN Standard Square and Rectangular Steel Pipe Show
EN Standard Square and Rectangular Steel Pipe Specifications
| Square Hollow Section (SHS) (mm) | Rectangular Hollow Section (RHS) (mm) | Wall Thickness (WT) (mm) |
|---|---|---|
| 20×20 | — | 1.7 - 2.75 |
| 25×25 | — | 1.2 - 3.0 |
| 30×30 | 20×40, 30×40 | 1.2 - 3.75 |
| 40×40, 50×50 | 30×50, 25×50, 30×60, 40×60 | 1.2 - 4.75 |
| 60×60 | 50×70, 40×80, 40×50 | 1.2 - 5.75 |
| 70×70 | 60×80, 50×80, 100×40 | 1.5 - 5.75 |
| 80×80, 75×75, 90×90 | 60×100, 50×100, 120×60, 100×80 | 1.5 - 8.0 |
| 100×100 | 120×80 | 1.7 - 8.0 |
| 120×120 | 160×80, 100×150, 140×80 | 2.5 - 10.0 |
| 140×140, 150×150 | 100×180, 200×100 | 2.5 - 10.0 |
| 160×160, 180×180 | 200×150 | 3.5 - 12.0 |
| 200×200 | 250×150 | 3.5 - 12.0 |
| 250×250 | 250×200, 300×200 | 4.5 - 15.75 |
| 300×300, 400×200 | 350×200, 350×250 | 4.5 - 15.75 |
| 350×350, 350×300 | 450×250, 400×300, 500×200 | 4.5 - 15.75 |
| 400×400, 280×280, 450×300, 450×200 | 400×350, 400×250, 500×250, 500×300, 400×600 | 4.5 - 20.0 |
EN Standard Square and Rectangular Steel Pipe Applications
EN standard galvanized square and rectangular steel pipes are widely used across various industries due to their durability, corrosion resistance, and structural strength. Below are the key application areas:
1. Construction & Infrastructure
Structural steel framework for buildings
Bridges and highway guardrails
Residential and commercial building support systems
Prefabricated construction structures
2. Steel Structures & Engineering
Warehouse and factory structures
Industrial platforms and support frameworks
High-rise building frameworks
Stadiums, exhibition halls, and public facilities
3. Fencing & Security Applications
Fence posts for residential, commercial, and industrial use
Security barriers and anti-theft grilles
Highway and railway safety fences
4. Machinery & Equipment Manufacturing
Structural components for machinery and equipment
Support frames for conveyor systems
Material handling and lifting structures
5. Transportation & Automotive Industry
Trailer and truck frame fabrication
Railway and metro infrastructure support
Lightweight yet strong frames for vehicle manufacturing
With their high strength, anti-corrosion properties, and adaptability to various industrial applications, EN standard galvanized square and rectangular steel pipes serve as essential components in modern construction and engineering projects.
EN Standard Square and Rectangular Steel Pipe FAQ
1. What is EN standard galvanized square and rectangular steel pipe?
EN standard galvanized square and rectangular steel pipes refer to hollow section steel pipes that comply with European Norms (EN) such as EN 10219 and EN 10210. These pipes are coated with a layer of zinc to enhance corrosion resistance, making them ideal for structural, construction, and industrial applications.
2. What are the key features of EN standard galvanized square and rectangular pipes?
Corrosion Resistance – The zinc coating protects the steel from rust and oxidation.
High Strength & Durability – Suitable for heavy structural applications.
Variety of Sizes & Thicknesses – Available in a range of dimensions to meet diverse project needs.
Compliance with European Standards – Ensures quality, safety, and reliability in construction and engineering.
3. What is the difference between EN 10219 and EN 10210?
EN 10219: Cold-formed welded structural hollow sections made from non-alloy and fine-grain steels.
EN 10210: Hot-finished structural hollow sections with improved mechanical properties and weldability.
4. What are the available sizes and wall thicknesses?
Our EN standard galvanized square and rectangular pipes are available in the following range:
Square Pipes: 20×20mm to 400×400mm
Rectangular Pipes: 20×40mm to 300×500mm
Wall Thickness: 0.8mm to 20mm
5. What are the zinc coating options?
Hot-dip galvanizing: 220-260g/m² for enhanced durability.
Pre-galvanizing: 30-150g/m², suitable for lighter applications.
6. What is the production process of EN standard galvanized hollow sections?
Raw Material Selection – High-quality steel coils are used.
Cold or Hot Forming – Pipes are shaped into square or rectangular sections.
Welding – ERW (Electric Resistance Welding) technology ensures strong seams.
Galvanization – Pipes are either hot-dip galvanized or pre-galvanized.
Quality Control & Inspection – Compliance with EN standards is verified before shipment.
7. What are the packaging and delivery options?
For large OD pipes (≥273mm): Loose packing, piece by piece.
For smaller OD pipes (<273mm): Seaworthy hexagonal bundles with steel straps.
Nested packing: Smaller pipes inserted into larger ones to save space.
Delivery Time: 15-45 days based on order quantity and processing requirements.
8. What are the main markets for EN standard galvanized pipes?
Our products are widely exported to Europe, Southeast Asia, South Asia, the Middle East, South America, Africa, and Oceania, serving customers in the construction, engineering, and industrial sectors.
