S355J2 Square Steel Pipe with Black Surface and 30*30-300*300 Hollow Section for Structural Applications

Quantità di ordine minimo 50 tonnellate
Prezzo US $685-1,250 / Ton
Dettagli
Modello n. AR400 AR500 S355j2 Trattamento superficiale Nero
Forma della sezione piazza Specifica 30*30-300*300
Capacità produttiva 500000 kg Misurare 10mm*10mm - 1000mm*1000mm
Spessore 1,2 mm - 30,0 mm Materiale Q195, Q215, Q235, Q345
Superficie nero o lucido, verniciato o oliato Forza di snervamento 355 N/mm2 (≤16 mm)
Resistenza alla trazione 510-680 N/mm2 (d<3mm) Allungamento 22% (3 ≤ d ≤ 40 mm)
Contenuto di carbonio ≤0,24% Contenuto del manganese ≤1,60%
Contenuto di fosforo ≤0.035%
Evidenziare

S355J2 Square Steel Pipe

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Black Surface Hollow Section

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30*30-300*300 Welded Steel Pipe

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Descrizione di prodotto
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.