Super Duplex Steel UNS S32950 Round Bar, also known as Super Duplex Steel UNS S32950 Round Rod, is a premium duplex stainless steel material manufactured by Jiangsu Cunrui Metal Products Co., Ltd.. This alloy provides a balanced combination of ferritic and austenitic structures, ensuring high mechanical strength, excellent corrosion resistance, and superior toughness.
The S32950 grade is designed to perform exceptionally in chloride-rich and aggressive environments. It offers resistance to pitting, crevice corrosion, and stress corrosion cracking, making it an ideal choice for marine and chemical processing industries. All products are supplied with mill test certificates, third-party inspection reports, and are compliant with international standards such as ASTM, ASME, and EN specifications.
Key Features & Advantages
Outstanding corrosion resistance against chlorides, acids, and seawater.
High strength and toughness, reducing weight in structural applications.
Excellent wear resistance, extending the product's service life.
Reliable weldability and machinability for various fabrication processes.
Full compliance with international standards including ASTM A276 and ASTM A479.
Applications
Super Duplex Steel UNS S32950 Round Bar is widely applied in:
Offshore and subsea oil & gas equipment.
Desalination and marine engineering structures.
Pulp and paper processing equipment.
Heat exchangers, pressure vessels, and chemical plants.
Mining, power generation, and industrial piping systems.
Product Specifications & Technical Data
General Information
|
Item |
Details |
|
Product Name |
Super Duplex Steel UNS S32950 Round Rod / Super Duplex Steel UNS S32950 Round Bar |
|
Standard |
ASTM A276, ASTM A479, EN 10272 |
|
Material Type |
Super Duplex Stainless Steel |
|
Form |
Round Rod / Round Bar |
|
Diameter |
6 mm – 450 mm |
|
Length |
1 m – 6 m (custom lengths available) |
|
Tensile Strength |
≥ 750 MPa |
|
Yield Strength (0.2% Offset) |
≥ 550 MPa |
|
Elongation |
≥ 25% |
|
Hardness (HB) |
≤ 310 |
|
Surface Finish |
Black, Pickled, Polished, Turned |
|
Delivery Condition |
Hot Rolled, Forged, Cold Drawn, Machined |
Chemical Composition (%)
|
Element |
Content |
|
Chromium (Cr) |
24.0 – 26.0 |
|
Nickel (Ni) |
6.0 – 8.0 |
|
Molybdenum (Mo) |
2.5 – 3.5 |
|
Nitrogen (N) |
0.20 – 0.30 |
|
Manganese (Mn) |
≤ 1.20 |
|
Silicon (Si) |
≤ 1.00 |
|
Carbon (C) |
≤ 0.03 |
|
Phosphorus (P) |
≤ 0.03 |
|
Sulfur (S) |
≤ 0.02 |
|
Iron (Fe) |
Balance |
Customization Services
Special dimensions and tolerances available.
Processing services: cutting, drilling, welding, threading, and machining.
Multiple surface finishes: pickling, polishing, coating.
Flexible MOQ to support both bulk and small quantity orders.
Rapid response to drawings and technical requirements.
Pricing & Delivery
Competitive prices with discounts for bulk orders.
Reliable delivery time: 7–15 days for stock items, 20–30 days for customized orders.
Export-standard packaging ensuring safe and secure shipping worldwide.
Our Strength
Modern production facilities with advanced technology.
Large-scale capacity to meet domestic and international orders.
Certified by ISO, SGS, TUV, and PED.
Experienced technical team and strong R&D capabilities.
Proven export experience to more than 60 countries.
Service & Support
Fast inquiry response within 24 hours.
Professional technical guidance and material selection support.
Secure packaging that meets global export requirements.
Strong after-sales service: replacement or return policy for quality issues.
FAQ
Q1: Which standards do your Super Duplex Steel UNS S32950 Round Bars follow?
A1: Our products comply with ASTM A276, ASTM A479, ASME SA276, and equivalent EN standards.
Q2: Do you provide material test certificates and third-party inspection?
A2: Yes, we provide MTC (EN 10204 3.1 / 3.2) and inspection reports from SGS, TUV, or BV.
Q3: Can I order customized dimensions?
A3: Absolutely, we support non-standard sizes and machining per drawings.
Q4: What is the delivery time?
A4: Normally 7–15 days for stock, 20–30 days for customized production.
Q5: What is your minimum order quantity (MOQ)?
A5: We offer flexible MOQ depending on the size and customer needs.
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