2304 Duplex SS tube S32101 Duplex SS tube
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Product Description:
Maximize efficiency and performance with our 2304 Duplex Stainless Steel Tubes, known for their exceptional strength and corrosion resistance in diverse environments. These tubes are ideal for applications in chemical processing and infrastructure projects.
Alternatively, our S32101 Duplex Stainless Steel Tubes offer enhanced durability and higher mechanical strength, suitable for high-load applications and modern construction needs. Both grades provide superior resistance to stress corrosion cracking, ensuring longevity and reliability. Available in various dimensions to suit specific installation requirements.
Duplex Stainless Steel Grades 2304 (UNS S32304) and S32101 (UNS S32101) are known for their unique combination of high strength, corrosion resistance, and cost efficiency. These tubes are ideal for industrial applications requiring durable and reliable materials in harsh environments.
Key Features of Duplex 2304 and S32101 Tubes
- Enhanced Strength:
- Nearly double the yield strength of conventional austenitic stainless steels like 304 and 316.
- Superior Corrosion Resistance:
- Excellent resistance to pitting and crevice corrosion in chloride-rich environments.
- High resistance to general and localized corrosion.
- Economic Viability:
- Lower alloy content (reduced nickel and molybdenum) for cost-effective performance.
- High Durability:
- Outstanding fatigue strength and mechanical properties.
- Excellent toughness even at sub-zero temperatures.
- Environmental Friendliness:
- Reduced alloying elements make these materials environmentally sustainable.
Chemical Composition
Element | 2304 (UNS S32304) (%) | S32101 (UNS S32101) (%) |
Chromium (Cr) | 21.5 – 24.5 | 21.0 – 22.0 |
Nickel (Ni) | 3.0 – 5.5 | 1.35 – 1.70 |
Molybdenum (Mo) | 0.05 – 0.60 | 0.10 – 0.80 |
Manganese (Mn) | 2.5 (maximum) | 4.0 – 6.0 |
Silicon (Si) | 1.0 (maximum) | 0.40 – 1.00 |
Nitrogen (N) | 0.05 – 0.20 | 0.20 – 0.25 |
Carbon (C) | 0.03 (maximum) | 0.03 (maximum) |
Iron (Fe) | Balance | Balance |
Mechanical Properties
Property | 2304 (S32304) | S32101 |
Tensile Strength (MPa) | 600 (minimum) | 650 (minimum) |
Yield Strength (MPa) | 400 (minimum) | 450 (minimum) |
Elongation (%) | 25 | 30 |
Hardness (HB) | 270 (maximum) | 270 (maximum) |
Types of Duplex 2304 and S32101 Tubes
- Seamless Tubes:
- Ideal for high-pressure applications requiring precise dimensions.
- Welded Tubes:
- Cost-effective and suitable for less critical industrial applications.
- Custom Tubes:
- Manufactured to meet specific project requirements, including special sizes and finishes.
Common Applications
- Chemical and Petrochemical Industry:
- Process piping and equipment exposed to harsh chemicals.
- Marine Applications:
- Seawater piping, desalination plants, and marine structures.
- Water Treatment Plants:
- Tubes for reverse osmosis systems and high-pressure applications.
- Oil and Gas Industry:
- Offshore platforms, heat exchangers, and piping systems.
- Food and Beverage:
- Hygienic systems and equipment requiring high corrosion resistance.
Available Sizes and Thickness
- Form: Seamless, Welded, U-Bend
- Outer Diameter (OD): 6 mm to 254 mm
- Wall Thickness: 0.5 mm to 30 mm
- Length: Up to 12 meters or custom lengths
Specifications and Standards
- Standards: ASTM A789, ASTM A790, EN 10216-5
- Grades: UNS S32304, UNS S32101
- Testing Standards: NACE MR0175, ISO 15156
Surface Finishes
- Pickled and Passivated
- Bright Annealed
- Polished (Matte, No. 4, Mirror Finish)
Value-Added Services
- Custom Cutting: Precision cutting to specific lengths.
- Bending and Coiling: Custom bends and coils for specialized applications.
- Testing and Certification:
- Radiography Testing (RT)
- Ultrasonic Testing (UT)
- Hydrostatic Testing
- EN 10204 3.1/3.2 Certification
- Packaging: Export-grade packaging for damage-free delivery.
Contact Us for Premium Duplex Stainless Steel Tubes
Enhance your systems with Duplex 2304 and S32101 Tubes for superior strength and corrosion resistance. Contact us today for expert guidance, competitive pricing, and custom solutions tailored to your project!
