ASTM 300 Series Black Stainless Steel Round Bars & Rods
Brand: Sute® | Origin: Jiangsu, China | Delivery: 15-21 Days | MOQ: 1 Ton
Key Specifications
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Standards: ASTM A276/A479, Equivalent to SUS 304L/316L/2205 (JIS)
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Grades: 304L, 316L, 321, 301L, 2205 Duplex, S30400/S30401
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Dimensions: Round Bars | Diameter Tolerance: ±1% | Custom Lengths Available
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Surface: Black Finish (120 Mesh Polish) | Process: Hot Rolled/Cold Rolled
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Certifications: Mill Test Reports, ISO 9001 Factory Direct
Why Choose Sute Black Stainless Steel Round Bars?
✅ Precision Engineering
Strict ±1% diameter tolerance and 120 mesh uniform surface finish, ideal for valves, pumps, and high-load construction components.
✅ Corrosion-Resistant Durability
316L/2205 grades offer superior resistance to chloride, acid, and extreme temperatures (up to 800°C), perfect for chemical/ marine applications.
✅ Custom Processing Services
In-house bending, welding, cutting, and punching – reduce procurement costs with ready-to-install components.
✅ Fast Global Logistics
15-21 days door-to-door delivery from our Jiangsu factory, with L/C, T/T, and OEM packaging (60x40x40cm crates, 1000kg/unit).
Technical Comparison Table
| Grade |
Yield Strength (MPa) |
Tensile Strength (MPa) |
Primary Application |
| 304L |
≥170 |
≥485 |
Architectural Trim |
| 316L |
≥170 |
≥485 |
Marine Valves |
| 2205 |
≥450 |
≥620 |
Chemical Pipelines |
Applications
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Construction: Decorative railings, structural fasteners, curtain wall systems
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Industrial: Valve stems, pump shafts, heat exchanger tubes
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Custom Fabrication: CNC-machined bushings, flanges, hydraulic fittings
Ordering & Support
🔹 Flexible Payment: Secure transactions via L/C, T/T, or Escrow.
🔹 Quality Guarantee: 12-month warranty against material defects.
🔹 Sample Policy: Free sample (up to 30cm length) with freight prepaid.
Contact Us Today: Get a factory-direct quote for bulk orders – specify grade, diameter, length, and processing requirements.
