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ASTM A500 Black Surface Square Hollow Section Steel Pipe with S355JR Grade for Structural Use
Product Details
| Model Number | ASTM A500 | Surface Treatment | Black |
|---|---|---|---|
| Section Shape | Square | Size Range | 30*30-300*300 |
| Round Pipe OD | 310mm - 1000mm | Square Pipe Size | 10mm*10mm - 1000mm*1000mm |
| Rectangle Pipe Size | 20mm*40mm - 400mm*700mm | Thickness Range | 1.2mm - 30.0mm |
| Material Grades | Q195, Q215, Q235, Q345 | Yield Strength | 355 N/mm2 (≤16mm) |
| Tensile Strength | 510-680 N/mm2 (d<3mm) | Elongation | 22% (3≤d≤40mm) |
| Carbon Content | ≤0.24% (S355JR) | Manganese Content | ≤1.60% (S355JR) |
| Production Capacity | 500000kgs | ||
| Highlight | ASTM A500 Square Hollow Section,Black Surface Square Steel Pipe,S355JR Rectangular Hollow Section |
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Product Description
DIN EN10210 ASTM A500 Carbon Square Rectangular Hollow Section Steel Pipe
High-quality welded square steel pipes manufactured to S275JR standards, available in black iron finish.
These structural hollow sections are designed for demanding industrial applications.
Product Specifications
Available Dimensions
| Product Type | Size Range | Thickness | Length |
|---|---|---|---|
| Round Pipe | OD 310mm - 1000mm | 4mm - 30mm | Custom lengths available |
| Square Pipe | 10mm×10mm - 1000mm×1000mm | 1.2mm - 30.0mm | Standard and custom |
| Rectangle Pipe | 20mm×40mm - 400mm×700mm | 1.2mm - 30.0mm | Standard and custom |
| L/T/Z Window Section | 28mm/38mm | 0.5mm - 1.5mm | Standard lengths |
Technical Details
- Material Grades: Q195, Q215, Q235, Q345 and equivalent standards
- Surface Treatment: Black or bright finish, painted or oiled options
- Packing: Export standard packaging (bundles, seaworthy containers)
- Delivery Port: Shanghai, China
- Lead Time: Within 30 days after receiving original L/C or deposit
- Minimum Order Quantity: 10 Tons per size
- Production Capacity: 10,000 MT per month
Applications
Widely used in structural applications, motorbike and automobile manufacturing, ornamental uses,
medical equipment, sports equipment, and home furniture.
EN 10025 S355 Steel Specifications
S355 steel is a European standard structural steel grade according to EN 10025-2:2004,
offering superior mechanical properties compared to S235 and S275 grades in both yield strength and tensile strength.
S355 Quality Grades
- S355JR (1.0045): Minimum 27J impact energy at 20°C
- S355J0 (1.0553): Minimum 27J impact energy at 0°C
- S355J2 (1.0577): Minimum 27J impact energy at -20°C
- S355K2 (1.0596): Minimum 40J impact energy at -20°C
Chemical Composition
| Steel Grade | C (%) | Si (%) | Mn (%) | P (%) | S (%) | Cu (%) | N (%) | Deoxidation |
|---|---|---|---|---|---|---|---|---|
| S355JR | ≤0.24 | ≤0.55 | ≤1.60 | ≤0.035 | ≤0.035 | ≤0.55 | ≤0.012 | Rimmed steel not allowed |
| S355J0 | ≤0.20 | ≤0.55 | ≤1.60 | ≤0.030 | ≤0.030 | ≤0.55 | ≤0.012 | - |
| S355J2 | ≤0.20 | ≤0.55 | ≤1.60 | ≤0.025 | ≤0.025 | ≤0.55 | - | Fully killed |
| S355K2 | ≤0.20 | ≤0.55 | ≤1.60 | ≤0.025 | ≤0.025 | ≤0.55 | - | Fully killed |
Mechanical Properties - Yield Strength
| Steel Grade | d≤16mm | 16<d≤40mm | 40<d≤63mm | 63<d≤80mm | 80<d≤100mm | 100<d≤150mm | 150<d≤200mm | 200<d≤250mm |
|---|---|---|---|---|---|---|---|---|
| S355JR | 355 N/mm² | 345 N/mm² | 335 N/mm² | 325 N/mm² | 315 N/mm² | 295 N/mm² | 285 N/mm² | 275 N/mm² |
Mechanical Properties - Tensile Strength
| Steel Grade | d<3mm | 3≤d≤100mm | 100<d≤250mm |
|---|---|---|---|
| S355JR | 510-680 N/mm² | 470-630 N/mm² | 450-600 N/mm² |
Mechanical Properties - Elongation
| Steel Grade | 3≤d≤40mm | 40<d≤63mm | 63<d≤100mm | 100<d≤150mm | 150<d≤250mm |
|---|---|---|---|---|---|
| S355JR | 22% | 21% | 20% | 18% | 17% |
| S355K2 | 20% | 19% | 18% | 18% | 17% |
Product Images
Global Markets: Europe, America, Africa, Southeast Asia
We welcome both existing and new customers to contact us for negotiations and further communication regarding your steel pipe requirements.
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