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2507 Stainless Steel Round Bar

Our mill direct production network supplies premium-grade 2507 super duplex stainless steel round bars engineered specifically for extreme tensile loads, offshore oil and gas infrastructure, and highly aggressive chemical processing systems. We guarantee exact diameter straightness limits and verified 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 super 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 Super Duplex F53 UNS S32750 Solid Rod

PRODUCT DETAILS

Super 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 Standard)X2CrNiMo17-12-2 / 1.4404SUS316L / 02Cr17Ni12Mo26mm – 300mm / Cold Drawn, BrightPREN ≥ 23.0
Duplex 2205 (Standard Duplex)X2CrNiMoN22-5-3 / 1.4462SUS32205 / 02Cr22Ni5Mo3N8mm – 250mm / Solution AnnealedPREN ≥ 34.0
Super Duplex 2507 (UNS S32750 / F53)X2CrNiMoN25-7-4 / 1.4410SUS32750 / 02Cr25Ni7Mo4WCuN Precision10mm – 200mm / Precision Ground h9PREN ≥ 42.0 (Ultimate Chloride Resistance)

Technical QA/QC Verification

100% PMI Microstructural Phase & Intergranular Corrosion Audits: SXY Steel Group enforces strict metallurgical control over super duplex compositions. Every single run of 2507 round bars undergoes mandatory handheld XRF spectrometer Positive Material Identification (PMI) alongside microstructural evaluations. This ensures an exact 40-60% ferrite range, preventing secondary phase precipitations (Sigma phase) that can severely impair ductility and corrosion resistance.

EN 10204 3.1 Material Test Certificates (MTC) & ASTM G48 Testing: Every commercial allocation is dispatched with authenticated MTC documents that register full chemical heat values, tensile mechanical yield loads, impact energy stats, and pitting test logs. Our production pipelines are fully configured to accommodate mandatory third-party oversight from SGS, Bureau Veritas, or Intertek.

100% Trade Protocol Capital Safety: To isolate engineering contractors and global distribution businesses from maritime delays and exchange-rate fluctuations, we authorize production queues under 100% Irrevocable Letters of Credit (L/C) at sight financial frameworks.

Internal Protection & Ocean Logistics

Anti-Scratch Isolation Bundling & Rigid Seaworthy Packaging: High-value peeled and centerless ground super duplex finishes are highly sensitive to surface indentation during transit. Each 2507 solid rod is individually sleeved in nylon protection mesh, bundled securely into tight parallel configurations, and wrapped in thick heavy-duty waterproof woven layers.

Reinforced Cradle Palletization & Timber Container Chocking: Bundles are placed inside custom-built solid wooden crate structures or structural iron support frame chassis to completely neutralize linear bending during crane loading. The entire lot is heavily cross-braced inside ocean containers using industrial steel strapping and internal block chocking.

Complimentary 14-21 Days Extended Destination Port Demurrage Buffer: SXY Steel Group proactively establishes pre-cleared, extended 14 to 21 days of container free-time demurrage directly on your ocean Bill of Lading, giving your custom clearing brokers a relaxed operational window to bypass port terminal overage fines.

 

2507 Stainless Steel Bar Specifications

StandardJIS, AISI, ASTM, GB, DIN, EN, BS, etc.
Material2507
SpecificationsRound bar: Diameter: 0.1~500mm
Hexagonal bar: Size: 2mm~100mm
Flat bar: Thickness: 0.3~200mm, Width: 1~2500mm
Square bar: Size: 1mm×1mm~800mm×800mm
Length2m, 5.8m, 6m, or as required.
SurfaceBlack, 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.
PackageExport standard package, bundled or be required.
The inner size of container is below:
20ft GP: 5.9m(length) x 2.13m(width) x 2.18m(high) about 24-26CBM
40ft GP: 11.8m(length) x 2.13m(width) x 2.18m(high) about 54CBM
40ft HG: 11.8m(length) x 2.13m(width) x 2.72m(high) about 68CBM

Use of stainless steel round bar:
1. It is used to manufacture self tapping screws such as bolts and nuts;
2. Used for manufacturing rivets;
3. Used for making spring steel wire and transmission mechanism parts;
4. It can be used for filling and strengthening in welding materials;
5. Main parts and components that can be used to manufacture molded articles;
6. It can be made into welded pipe for deep processing of seamless steel pipe or raw material of seamless steel pipe.
7. It is widely used in petroleum, chemical, food and other industries
8. It can also be used in shipbuilding, boiler and pressure vessel manufacturing, etc.
9. Mainly used for automobile parts: axle parts, such as automobile half axle sleeve and various small bearing shells
10. Mainly used for bicycle accessories: bicycle frame tube and various frame joints
11. Widely used in hardware products factories and machinery manufacturers
12. Widely used in various vehicle parts
13. Wide application and furniture decoration industry
14. Widely used in various mechanical equipment
15. Widely used in various pipelines
16. Widely used in various construction machinery
17. Applied to household appliances
18. Applied to electronic communication equipment

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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 Super Duplex Machining Nesting Optimization Analysis & High-Pressure Hydraulic Component Drawing Audit

Designing subsea equipment, chemical desalination pump shafts, subsea oil manifolds, or managing a large-scale global super duplex procurement tender? Upload your target bar cut lengths, precision h-tolerance parameters, or raw technical Bill of Materials (BOM) drawing sheets below. SXY Steel Group’s technical engineering department will deliver a precise nesting blueprint to eliminate scrap loss and save your material budget.

Instant Lead Incentive: Upload your drawing data sheets or project schedules right now to unlock immediate download access to our June 2026 Global Steel Price Volatility Matrix & Seasonal Maritime Shipping Rate Discount Forecast.

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