EN 10219 S355J2H Cold Formed Rectangular and Square Tube
EN 10219 S355J2H Cold Formed Rectangular and Square Tube
En 10219 S355J2H
FOB, CIF
10tons
10000tons
Tianjin, China
30Day
EN 10219 S355J2H square pipe is cold formed structural steel pipe manufactured in accordance with the EN 10219 standard. It achieves minimum 27 J impact energy at -20°C. Thanks to outstanding low-temperature anti-brittle fracture property, this square pipe is widely used for load-bearing structures and well received by export projects located in cold areas, such as Northern Europe, Russia and Canada.
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What Is EN 10219 S355J2H Square Pipe?
EN 10219 S355J2H square pipe is cold formed structural steel pipe manufactured in accordance with the EN 10219 standard. It achieves minimum 27 J impact energy at -20°C. Thanks to outstanding low-temperature anti-brittle fracture property, this square pipe is widely used for load-bearing structures and well received by export projects located in cold areas, such as Northern Europe, Russia and Canada. To learn more about EN 10219 S355J2H Square Pipe, please refer to this article: A Complete Guide To EN 10219 S355J2H Square Hollow Section
EN 10219 S355J2H Square 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) |
| 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 |
Cold Formed EN 10219 S355J2H Structural Square Hollow Section Mechanical Properties:
| Grade | Min. Yield Strength Rₑₕ (MPa) | Tensile Strength Rm (MPa) | Elongation % Min. | Min. Impact Energy (J) | ||||
| Thk≤16 mm | Thk>16≤40 mm | Thk<3 mm | Thk≥3 mm | -20℃ | 0℃ | 20℃ | ||
| S355J2H | 355 | 345 | 510-680 | 470-630 | 20 | 27 | - | - |
What Are The Core Advantages Of EN 10219 S355J2H Square Pipe?
Excellent Low-Temperature Toughness
EN 10219 S355J2H square pipe guarantees impact energy ≥ 27 J at -20°C, satisfying anti-brittle fracture demands of structural components in cold climates. It is a preferred square pipe choice for projects exported to Northern Europe, Canada and Russia.
High Strength and Good Overall Performance
- Yield Strength: 355 MPa (wall thickness ≤ 16mm), suitable for medium and high load conditions.
- Tensile Strength: 470 - 630 MPa, offering adequate safety margin.
- Elongation: ≥ 20%, with favorable plastic deformation capacity.
Excellent Weldability
Carbon equivalent ≤ 0.45%, compatible with manual arc welding, gas shielded welding and submerged arc welding. Normally preheating and complicated post-weld heat treatment are not required.
High Dimensional Accuracy
Cold forming process ensures regular square shape, sharp edges and uniform wall thickness, complying with tolerance requirements specified in the EN 10219 standard.
What Are The Main Applications Of EN 10219 S355J2H Square Pipe?
- Building Structures: Bridges, high-rise support frames, large-span trusses
- Machinery Manufacturing: Construction machinery equipment, load-bearing structural components, crane booms
- Energy and Chemical Industry: Wind turbine towers, solar photovoltaic supports, pipelines
- Shipbuilding and Marine Engineering: Ship hull structures, offshore platform components, dock supports
FAQ For EN 10219 S355J2H Square Pipe
Q1: What Is EN 10219 S355J2H Square Pipe?
A1: EN 10219 S355J2H square pipe is cold formed structural pipe made following the EN 10219 standard, with guaranteed 27J impact energy at -20°C, ideal for low-temperature engineering constructions.
Q2: What Certificate Can You Provide For EN 10219 S355J2H Square Pipe?
A2: We can supply EN 10204 Type 3.1 certificate to verify mechanical and chemical indicators of the square pipe.
Q3: Does EN 10219 S355J2H Square Pipe Require Anti-Corrosion Protection?
A3: Yes. This carbon steel square pipe lacks natural rust resistance. Hot-dip galvanizing or coating is necessary for outdoor and humid working environments.
Q4: Can You Process EN 10219 S355J2H Square Pipe Into Custom Lengths?
A4: Yes. Custom cut lengths are available. Please inform us of your detailed specifications when sending inquiries.
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