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2205 Stainless Steel Round Bar

Our mill direct production network supplies premium-grade 2205 duplex stainless steel round bars engineered for high-strength marine structures and severe chemical processing environments. We guarantee exact diameter straightness limits and verified dual-phase microstructural balances backed by our direct 2-Hour Rapid Quote technical protocol.

Tired of waiting days for price quotes while your strict project bidding deadline runs out? Terrified of low-grade duplex rods that crack during high-torque machining, fail localized pitting corrosion site tests, and ruin your career reputation? Secure your mill-verified testing records instantly.

ASTM A276 / EN 10088 / JIS G4303 Duplex F51 UNS S31803 Solid Rod

PRODUCT DETAILS

Duplex Stainless Steel Round Bar Three-Standard Cross Matrix

American Standard (ASTM A276 / A484)European Standard (EN 10088-3)Japanese / Chinese Equivalent (JIS/GB)Diameter & Condition ScopeGuaranteed PREN Value
Grade 316L (Austenitic Marine)X2CrNiMo17-12-2 / 1.4404SUS316L / 02Cr17Ni12Mo26mm – 300mm / Cold Drawn, BrightPREN ≥ 23.0
Duplex 2205 (UNS S31803 / S32205)X2CrNiMoN22-5-3 / 1.4462SUS32205 / 02Cr22Ni5Mo3N Precision8mm – 250mm / Solution Annealed h9PREN ≥ 34.0 (High Pitting Resistance)
Super Duplex 2507 (UNS S32750)X2CrNiMoN25-7-4 / 1.4410SUS32750 / 02Cr25Ni7Mo4WCuN10mm – 200mm / Hot Rolled & TurnedPREN ≥ 40.0

Technical QA/QC Verification

100% PMI Spectrometer Analysis & Ferrite Scope Audits: SXY Steel Group enforces rigorous duplex parameters. Every single batch of 2205 round bars undergoes 100% Positive Material Identification (PMI) to guarantee precise Chromium, Nickel, Molybdenum, and Nitrogen chemical profiles. Metallurgical testing verifies a balanced 50:50 austenite-ferrite structure to prevent stress corrosion cracking under heavy stress environments.

EN 10204 3.1 Material Test Certificates (MTC) & ASTM G48 Testing: All commercial shipments are released alongside authentic MTC logs mapping trace element chemical configurations, yield-to-tensile parameters, and hardness test metrics. Fully structured to support independent third-party audits via SGS, Bureau Veritas, or Intertek.

100% Sovereign Capital Security Protocols: To isolate commercial market volatility and timeline exposure risks for global chemical engineering firms, we authorize production orders via 100% Irrevocable Letters of Credit (L/C) at sight financial frameworks.

Internal Protection & Ocean Logistics

Anti-Scratch Separation Sleeving & Moisture Barricades: Smooth peeled or centerless ground finishes are critically shielded against high-seas metal-to-metal friction and saline humidity. Each 2205 rod is sleeved in protective plastic webbing, packed in customized tight bundles, and completely sealed with heavy waterproof woven wraps.

Rigid Chassis Palletization & Timber-Choked Bracing: Finished bars are nested securely inside heavy-duty solid wooden boxes or iron frame cradles to avoid structural flex or face damage during port side forklift loading. All cargo is heavily braced with continuous steel tension straps and interlocked wood blocks within shipping containers.

Complimentary 14-21 Days Extended Destination Port Demurrage: SXY Steel Group pre-embeds up to 21 days of extended free container demurrage into your ocean Bill of Lading, protecting your custom clearing brokers from unexpected port side terminal processing penalties.

 

2205 Duplex Stainless Steel Bar Specifications

ItemDescription
StandardASTM A276 / ASTM A479, EN 10088-3, JIS G4303 (Primary standards for stainless steel bars)
Material2205 / UNS S32205 / UNS S31803 (Duplex Stainless Steel)
SpecificationsRound bar Diameter: 5mm~500mm (Standard commercial range)
Hexagonal bar Size: 2mm~100mm
Flat bar Thickness: 3mm~200mm, Width: 10mm~2500mm
Square bar Size: 5mm×5mm~300mm×300mm
Length: 2m, 5.8m, 6m, or as required
SurfaceBlack (hot rolled), peeled, polishing, bright, sand blast, hair line, etc.
Price TermEx-work, FOB, CFR, CIF, etc.
Export toSingapore, Canada, Indonesia, Korea, USA, UK, Thailand, Peru, Saudi Arabia, Viet Nam, Ukraine, Brazil, South Africa, etc.
Delivery TimeStandard size is in stock, prompt delivery or as order’s quantity.

Use of stainless steel round bar:

1.Shafts, spindles, and axles for pumps, valves, and rotating equipment.

2.Fasteners (bolts, studs, nuts) for corrosive environments.

3.Machined components for chemical, food processing, and marine equipment.

4.Valves, fittings, and stems in fluid handling systems.

5.Structural components requiring corrosion resistance and strength.

6.Raw material for forging or further machining into custom parts.

7.Applications in oil & gas, marine, pharmaceutical, and architectural industries.

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Packing and shipping

Our company has passed ISO9001 quality management system certification, Our Mill product with CE/EN10204 / ASTM/Classification society certificate/CASO/BIS etc certificate.All the customers give good appreciation to our products.We are glad to be your good partner.

 

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Application Areas

Steel is widely used in steel structure workshops, bridge frames, main structures of high-rise buildings, and infrastructure construction (such as highways, oil and gas pipelines). Its high strength properties ensure load-bearing stability and seismic performance. In ship manufacturing, steel is used to build hull structures, decks, and internal components. Hot-rolled coils rely on their load-bearing capacity to adapt to harsh environments. ‌

 

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Factory workshop

With a commitment to excellence, innovation, and sustainability, the company has established itself as a trusted partner in the international steel industry.After nearly two decades of relentless endeavour, our client base now spans over 110 countries and regions across Europe, the Middle East, South America, and Southeast Asia.

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Free Duplex Machining Nesting Analysis & High-Pressure Valve/Shaft Drawing Takeoff Audit

Engineering offshore marine equipment, chemical reactor components, desalination pump shafts, or responding to a large-scale global duplex stainless steel procurement tender? Upload your target rod lengths, diameter tolerances, cut schedules, or technical Bill of Materials (BOM) data below. SXY Steel Group’s engineering division will perform a thorough nesting assessment to minimize scrap material loss and protect your production budget.

Instant Lead Incentive: Upload your dimensional schedules or structural specifications right now to unlock immediate download access to our 2026 Global Stainless Steel Market Price Trend Analysis & Seasonal Maritime Freight Discount Matrix.

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