Super Duplex Steel UNS S32750 Round Bar, also known as Super Duplex Steel UNS S32750 Round Rod, is a premium duplex stainless steel product manufactured by Jiangsu Cunrui Metal Products Co., Ltd.. This material offers a balanced microstructure of austenite and ferrite, delivering outstanding mechanical strength, excellent resistance to pitting and crevice corrosion, and superior stress corrosion cracking resistance in chloride environments.
Our bars are produced according to international standards such as ASTM A276, ASTM A479, and EN 1.4410, and every batch is supplied with mill test certificates, third-party inspection reports, and complete traceability. With optimized chemical composition of Chromium, Molybdenum, Nickel, and Nitrogen, S32750 ensures stable performance, long service life, and reliability in critical industries.
High corrosion resistance in seawater, petrochemical, and offshore applications.
Superior strength compared to conventional stainless steels, reducing material weight in designs.
Excellent weldability and toughness, even at sub-zero temperatures.
Low maintenance costs thanks to outstanding wear resistance and long-term durability.
Global standards compliance with ASTM, ASME, EN, and NACE requirements.
Super Duplex Steel UNS S32750 Round Bar is widely used in:
Offshore oil & gas platforms, subsea equipment, and pipelines.
Desalination plants and marine engineering.
Pulp and paper industry machinery.
Heat exchangers, pressure vessels, and chemical processing equipment.
Structural components in environments with high chloride content.
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Super Duplex Steel UNS S32750 Round Bar / Super Duplex Steel UNS S32750 Round Rod |
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ASTM A276 / ASTM A479 / ASME SA276 / EN 1.4410 |
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Diameter: 6 mm – 500 mm, Length: 1 m – 6 m (custom available) |
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>= 800 MPa |
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>= 550 MPa |
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>= 15% |
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<= 310 HB |
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24.0 – 26.0 |
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6.0 – 8.0 |
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3.0 – 5.0 |
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0.24 – 0.32 |
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<= 1.20 |
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<= 0.80 |
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<= 0.03 |
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<= 0.035 |
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<= 0.020 |
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At Jiangsu Cunrui Metal Products Co., Ltd., we provide:
Custom sizes in diameter, length, and tolerance.
Processing options: cutting, drilling, threading, machining, and welding.
Surface treatments: pickling, polishing, coating, or customer-specified finish.
Flexible MOQ to support both small orders and bulk projects.
Fast response to drawings or technical requirements.
Competitive pricing with attractive discounts for bulk orders.
Short and reliable lead times, with certain sizes available from ready stock.
Global shipping with secure export-standard packaging.
Modern factory with advanced production lines and strict quality control.
Large annual capacity to meet both domestic and export demands.
Certified by ISO, SGS, TUV, and PED.
Experienced technical team and strong R&D capabilities.
Rich export experience to more than 60 countries worldwide.
Prompt inquiry response within 24 hours.
Technical consultation and professional material selection advice.
Export-standard packaging ensuring safe delivery.
Full after-sales support with return/replacement guarantee in case of quality issues.
Q1: What standards do your Super Duplex Steel UNS S32750 Round Bars meet?
A1: They comply with ASTM A276, ASTM A479, ASME SA276, EN 1.4410, and NACE MR0175.
Q2: Do you provide mill test certificates and third-party inspection?
A2: Yes, we supply MTC (EN 10204 3.1 / 3.2) and third-party inspection reports (SGS, BV, TUV).
Q3: Can you manufacture according to customized drawings?
A3: Absolutely, we support machining, drilling, welding, and special tolerance production.
Q4: What is your delivery time?
A4: Generally 7–15 days if stock is available, or 20–30 days for customized orders.
Q5: What is the minimum order quantity (MOQ)?
A5: We offer flexible MOQs depending on size and customer requirements.
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