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304 & 316L Stainless Steel Square Bar Supplier | Cold-Drawn, Corrosion-Resistant | Custom Sizes & Fast Delivery

304 & 316L Stainless Steel Square Bar Supplier | Cold-Drawn, Corrosion-Resistant | Custom Sizes & Fast Delivery

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Key Specifications

✅ ​Material Compliance

  • Standards: ASTM A276/A484 compliant
  • Available Grades: 304L, 316L, 321, 310S, 2205 (Full 300 Series & Duplex Options)
  • Surface Finish: 2B cold-rolled finish / 120-grit custom polishing

✅ ​Precision Engineering

  • Tolerance: ±0.1%~0.3% (meets strict industrial requirements)
  • Dimensions: 1mm~100mm square/round cross-sections
  • Processing: Cutting, bending, punching, welding, decoiling (CAD drawing support)

✅ ​Performance Advantages

  • Superior corrosion resistance (verified by 72-hour salt spray testing)
  • Enhanced mechanical stability via cold-drawn hardening
  • Operational range: -196°C to 800°C extreme environments

Industrial Applications

🏗️ ​Construction: Load-bearing frameworks, seismic connectors
⚗️ ​Chemical Processing: Reactor linings, corrosion-proof piping
🏥 ​Medical Devices: Surgical instrument bases, sterile environment supports
⚡ ​Energy Sector: Offshore platform components, nuclear corrosion-resistant parts


Supply Chain Assurance

🚚 ​Fast Turnaround: Production + export packaging within 7 working days
📦 ​Secure Packaging: Rust-preventive oil coating + reinforced wooden crates (ISM compliant)
🌍 ​Global Logistics: DDP/DAP terms available with real-time shipment tracking


Procurement Flexibility

  • MOQ: 1 metric ton (multi-specification orders accepted)
  • Payment Terms: 30% advance TT + 70% balance (LC/SWIFT supported)
  • Certifications: Free Mill Test Certificates (MTC) + 3rd-party inspection reports
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