Super Duplex Steel S32760 Sanitary Tubes, Super Duplex 32760 Sanitary Tubes, 32760 Super Duplex Sanitary Tube Manufacturer, Super Duplex 32760 Sanitary Tube Supplier, Super Duplex 32760 Sanitary Tube Exporter, Super Duplex 32760 Precision Tubing, Super Duplex 32760 Small Diameter Tube , Super Duplex 32760 Sanitary Tubes
Super Duplex Steel S32760 sanitary tubes are specialized piping components designed for high-performance applications in industries requiring excellent corrosion resistance and superior strength. This grade, also known as UNS S32760, combines the benefits of austenitic and ferritic stainless steels, resulting in a dual-phase microstructure that offers remarkable mechanical properties. These tubes are particularly suitable for sanitary environments such as pharmaceutical, food processing, and biotech industries where hygiene and cleanliness are paramount.
One of the key advantages of S32760 sanitary tubes is their exceptional resistance to stress corrosion cracking, pitting, and crevice corrosion, particularly in chloride-rich environments. This makes them ideal for use in harsh chemical processing or marine settings, where traditional stainless steels might fail. The high chromium, molybdenum, and tungsten content contributes to this enhanced corrosion resistance, extending the operational life of the equipment and reducing maintenance requirements.
In addition to corrosion resistance, S32760 sanitary tubes exhibit high mechanical strength and excellent fatigue resistance. This enables the tubes to withstand high pressure and temperature fluctuations, making them well-suited for demanding applications. Despite their robust nature, these tubes can be fabricated and welded using appropriate techniques, provided care is taken to preserve the integrity of the material’s microstructure.
Sanitary tubes made from Super Duplex S32760 also meet stringent industry standards regarding surface finish, cleanliness, and dimensional accuracy. They are typically polished to a fine finish to minimize the risk of bacterial growth and to allow for easy cleaning and sterilization. This is crucial in sanitary processes where contamination could compromise product safety or quality.
Specification of Super Duplex Steel S32760 Sanitary Tubes
| Property | Specification / Description |
|---|---|
| Material Grade | Super Duplex Stainless Steel S32760 (UNS S32760 / 1.4501) |
| Standards | ASTM A790 / A789, ASME SA790 / SA789, EN 10216-5, DIN 17458 |
| Chemical Composition | Cr: 24–26%, Ni: 6–8%, Mo: 3–4%, Cu: 0.5–1%, W: 0.5–1%, N: 0.2–0.3%, Mn: ≤1%, Si: ≤1%, C: ≤0.03% |
| Tensile Strength | ≥ 750 MPa |
| Yield Strength (0.2% offset) | ≥ 550 MPa |
| Elongation | ≥ 25% |
| Hardness | ≤ 290 HBW |
| Density | 7.8 g/cm³ |
| Outer Diameter (OD) | 1/2” to 12” (or custom as per request) |
| Wall Thickness | 0.5 mm to 3.0 mm (based on sanitary application requirements) |
| Surface Finish | Polished (Ra ≤ 0.8 µm or better for sanitary use) |
| End Connections | Plain End, Beveled End, or Tri-Clamp/Ferrule Fittings |
| Form | Seamless or Welded |
| Corrosion Resistance | Excellent resistance to pitting, crevice corrosion, and stress corrosion cracking |
| Applications | Food processing, pharmaceuticals, biotechnology, breweries, dairy, and chemical industries |
Overall, Super Duplex Steel S32760 sanitary tubes represent a high-performance solution for critical applications requiring both mechanical durability and uncompromising hygiene. Their ability to perform reliably in aggressive environments, along with their compliance with sanitary standards, makes them a preferred choice in industries where performance and cleanliness are equally vital.
Chemical Composition of Super Duplex Steel S32760 Sanitary Tubes
| Element | Minimum (%) | Maximum (%) | Function / Importance |
|---|---|---|---|
| Chromium (Cr) | 24.0 | 26.0 | Provides corrosion and oxidation resistance |
| Nickel (Ni) | 6.0 | 8.0 | Stabilizes the austenitic structure; improves toughness |
| Molybdenum (Mo) | 3.0 | 4.0 | Enhances resistance to pitting and crevice corrosion |
| Tungsten (W) | 0.5 | 1.0 | Improves strength and corrosion resistance |
| Copper (Cu) | 0.5 | 1.0 | Improves resistance to certain acids (e.g., sulfuric acid) |
| Nitrogen (N) | 0.2 | 0.3 | Strengthens austenite and improves pitting resistance |
| Manganese (Mn) | — | 1.0 | Deoxidizer and impurity scavenger |
| Silicon (Si) | — | 1.0 | Improves oxidation resistance and acts as a deoxidizer |
| Carbon (C) | — | 0.030 | Kept low to improve weldability and corrosion resistance |
| Phosphorus (P) | — | 0.035 | Impurity — kept low to avoid embrittlement |
| Sulfur (S) | — | 0.010 | Impurity — kept very low for improved toughness and corrosion resistance |
| Iron (Fe) | Balance | — | Base element — balance of composition |
With a proven track record as a Super Duplex Steel S32760 Sanitary Tubes exporter in over 30 countries, Sumer Metal Industries ensures global availability, third-party inspection support, and client-specific customization. Our wide export network combined with strict quality standards has made us a preferred choice for SS 32760 tubing worldwide.
Specification of Super Duplex Steel S32760 Sanitary Tubes
| Property | Specification / Description |
|---|---|
| Material Grade | Super Duplex Stainless Steel S32760 (UNS S32760 / 1.4501) |
| Standards | ASTM A790 / A789, ASME SA790 / SA789, EN 10216-5, DIN 17458 |
| Chemical Composition | Cr: 24–26%, Ni: 6–8%, Mo: 3–4%, Cu: 0.5–1%, W: 0.5–1%, N: 0.2–0.3%, Mn: ≤1%, Si: ≤1%, C: ≤0.03% |
| Tensile Strength | ≥ 750 MPa |
| Yield Strength (0.2% offset) | ≥ 550 MPa |
| Elongation | ≥ 25% |
| Hardness | ≤ 290 HBW |
| Density | 7.8 g/cm³ |
| Outer Diameter (OD) | 1/2” to 12” (or custom as per request) |
| Wall Thickness | 0.5 mm to 3.0 mm (based on sanitary application requirements) |
| Surface Finish | Polished (Ra ≤ 0.8 µm or better for sanitary use) |
| End Connections | Plain End, Beveled End, or Tri-Clamp/Ferrule Fittings |
| Form | Seamless or Welded |
| Corrosion Resistance | Excellent resistance to pitting, crevice corrosion, and stress corrosion cracking |
| Applications | Food processing, pharmaceuticals, biotechnology, breweries, dairy, and chemical industries |
🏭 Industry & Application
- ✅ Super Duplex 32760 Sanitary Tubes for Medical Industry
- ✅ Super Duplex 32760 Sanitary Tubes for Chemical Processing
- ✅ Super Duplex 32760 Tubes for Sanitary Lines
- ✅ Super Duplex S32760 Sanitary Tubes for Gas & Liquid Flow
- ✅ Super Duplex 32760 Tubes for Heat Exchangers
❓ Frequently Asked Questions (FAQs)
Q1:What is Super Duplex Steel S32760, and why is it used for sanitary tubes?
Super Duplex Steel S32760 (UNS S32760, also known as 1.4501) is a high-alloy duplex stainless steel combining the features of austenitic and ferritic steels. It offers exceptional strength, corrosion resistance, and resistance to pitting and stress corrosion cracking, especially in chloride-rich environments. It is ideal for sanitary tubes used in pharmaceutical, food, and biotech industries due to its cleanability, durability, and hygiene compliance.
Q2:How does S32760 compare to 316L in sanitary applications?
While 316L stainless steel is common in sanitary systems, S32760 offers significantly higher mechanical strength and better corrosion resistance, especially in environments with chlorides, aggressive acids, or high temperatures. S32760 is preferred when long-term durability and low maintenance are critical.
Q3:What surface finish is provided on sanitary tubes?
Sanitary tubes are typically supplied with an internally polished surface finish, often with a Ra ≤ 0.8 µm or better, to prevent bacterial buildup and allow easy cleaning. Electropolished and mechanically polished finishes are also available based on industry requirements.
Super Duplex Steel S32760 Sanitary Tubes exporter
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