ASTM A500 Square Steel Pipe with Black Surface Treatment in 30*30-300*300 Hollow Section
Price:
US $685-1,250 / Ton
MOQ:
50 Tons
Delivery Time:
Negotiable
Product Description
ASTM A500 Square Pipe, Rectangular Pipe & Hollow Sections
Our square pipe hollow black iron S275JR welded steel pipes are manufactured to the highest standards, offering superior structural integrity and durability for various industrial applications.
Product Specifications
Available Dimensions
Round Pipe: OD 310mm - 1000mm | Thickness: 4mm - 30mm | Any length
Square Pipe: 10mm×10mm - 1000mm×1000mm | Thickness: 1.2mm - 30.0mm
Rectangle Pipe: 20mm×40mm - 400mm×700mm | Thickness: 1.2mm - 30.0mm
L/T/Z Window Section: 28mm/38mm | Thickness: 0.5mm - 1.5mm
Material & Surface Options
Materials: Q195, Q215, Q235, Q345 and equivalent grades
Surface Treatment: Black or bright finish, painted or oiled
Packaging & Delivery
Packing: Export standard packing (bundles, seaworthy package, shipped in container)
Delivery Port: Shanghai, China
Lead Time: Within 30 days after receiving original L/C or deposit
MOQ: 10 Tons per size
Applications
Widely used in structural applications, motorbike and automobile manufacturing, ornamental uses, medical equipment, sports equipment, and home furniture.
Production Capacity: 10,000 MT per month
Main Markets: Europe, America, Africa, Southeast Asia
EN 10025 S355 Steel Properties
S355 steel is a European standard structural steel grade according to EN 10025-2:2004, offering superior mechanical properties compared to S235 and S275 steels in both 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 |
|---|---|---|---|---|---|---|---|---|
| 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
| Thickness (mm) | S355JR | S355J0 | S355J2 | S355K2 |
|---|---|---|---|---|
| d ≤ 16 | 355 N/mm² | 355 N/mm² | 355 N/mm² | 355 N/mm² |
| 16 < d ≤ 40 | 345 N/mm² | 345 N/mm² | 345 N/mm² | 345 N/mm² |
| 40 < d ≤ 63 | 335 N/mm² | 335 N/mm² | 335 N/mm² | 335 N/mm² |
| 63 < d ≤ 80 | 325 N/mm² | 325 N/mm² | 325 N/mm² | 325 N/mm² |
Tensile Strength & Elongation
| Property | Thickness Range | S355JR | S355J0 | S355J2 | S355K2 |
|---|---|---|---|---|---|
| Tensile Strength (N/mm²) | d < 3 | 510-680 | 510-680 | 510-680 | 510-680 |
| 3 ≤ d ≤ 100 | 470-630 | 470-630 | 470-630 | 470-630 | |
| 100 < d ≤ 250 | 450-600 | 450-600 | 450-600 | 450-600 | |
| Elongation (%) | 3 ≤ d ≤ 40 | 22 | 22 | 22 | 20 |
| 40 < d ≤ 63 | 21 | 21 | 21 | 19 | |
| 63 < d ≤ 100 | 20 | 20 | 20 | 18 |
Product Gallery
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Company
JIANGSU MITTEL STEEL INDUSTRIAL LIMITED
Location
No.283-1, Youyi Middle Road, Xishan District, Wuxi City, Jiangsu Province
Contact Person
Gao Ben