S355J2 Square Steel Pipe with Black Surface and 30*30-300*300 Hollow Section for Structural Applications
Price:
US $685-1,250 / Ton
MOQ:
50 Tons
Delivery Time:
Negotiable
Product Description
AR400 AR500 S355J2 MS Box Bar & Square Pipe 100×100×10mm
High-quality welded square steel pipes manufactured to exacting standards, available in various materials including S275JR and S355J2 steel grades.
Product Specifications
Available Product Types & Dimensions
| Product Type | Specification Range | Thickness Range | Length |
|---|---|---|---|
| Round Pipe | OD 310mm - 1000mm | 4mm - 30mm | Any length |
| Square Pipe | 10mm×10mm - 1000mm×1000mm | 1.2mm - 30.0mm | - |
| Rectangle Pipe | 20mm×40mm - 400mm×700mm | 1.2mm - 30.0mm | - |
| L/T/Z Window Section | 28mm/38mm | 0.5mm - 1.5mm | - |
Product Details
- Materials: Q195, Q215, Q235, Q345, and equivalent grades
- Surface Treatment: Black or bright finish, painted or oiled
- Packing: Export standard packaging (bundles, seaworthy packages, shipped in 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.
Main Markets: Europe, America, Africa, Southeast Asia
EN 10025 S355 Steel Specifications
S355 steel is a European standard structural steel grade according to EN 10025-2:2004, offering superior properties compared to S235 and S275 steels in yield strength and tensile strength.
S355 Steel Grade Designations
- 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
Technical Data Sheets
Chemical Composition
| Steel Grade | C ≤ | Si ≤ | Mn ≤ | P ≤ | S ≤ | Cu ≤ | N ≤ | Deoxidation Method |
|---|---|---|---|---|---|---|---|---|
| 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 (≥ N/mm²)
| Steel Grade | d ≤ 16mm | 16mm < d ≤ 40mm | 40mm < d ≤ 63mm | 63mm < d ≤ 80mm | 80mm < d ≤ 100mm | 100mm < d ≤ 150mm | 150mm < d ≤ 200mm | 200mm < d ≤ 250mm |
|---|---|---|---|---|---|---|---|---|
| S355JR | 355 | 345 | 335 | 325 | 315 | 295 | 285 | 275 |
Tensile Strength (≥ N/mm²)
| Steel Grade | d < 3mm | 3mm ≤ d ≤ 100mm | 100mm < d ≤ 250mm |
|---|---|---|---|
| S355JR | 510-680 | 470-630 | 450-600 |
Elongation (≥ %)
| Steel Grade | 3mm ≤ d ≤ 40mm | 40mm < d ≤ 63mm | 63mm < d ≤ 100mm | 100mm < d ≤ 150mm | 150mm < d ≤ 250mm |
|---|---|---|---|---|---|
| S355JR | 22 | 21 | 20 | 18 | 17 |
| S355K2 | 20 | 19 | 18 | 18 | 17 |
Product Gallery
We welcome both existing and new customers to contact us for negotiations and further communication regarding your steel pipe requirements.
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
JIANGSU MITTEL STEEL INDUSTRIAL LIMITED
Location
No.283-1, Youyi Middle Road, Xishan District, Wuxi City, Jiangsu Province
Contact Person
Gao Ben