Super Duplex Steel S32760 Boiler Tubes, Super Duplex 32760 Boiler Tubes, 32760 Super Duplex Boiler Tube Manufacturer, Super Duplex 32760 Boiler Tube Supplier, Super Duplex 32760 Boiler Tube Exporter, Super Duplex 32760 Precision Tubing, Super Duplex 32760 Small Diameter Tube , Super Duplex 32760 Boiler Tubes
Super Duplex Steel S32760 Boiler Tubes are high-performance stainless steel tubes designed to operate in extremely corrosive and high-temperature environments. This alloy belongs to the duplex family, which combines the benefits of austenitic and ferritic stainless steels. The S32760 grade is characterized by excellent resistance to chloride stress corrosion cracking, pitting, and crevice corrosion, making it ideal for aggressive industrial applications such as chemical, petrochemical, and offshore processes.
The unique microstructure of S32760, with approximately equal parts of ferrite and austenite, provides exceptional mechanical strength along with excellent toughness. Compared to conventional stainless steels, Super Duplex Steel offers nearly double the tensile strength, which allows for thinner walls in boiler tubes without compromising structural integrity. This property also contributes to better heat transfer efficiency and lower weight in large-scale boiler systems.
Super Duplex Steel S32760 Boiler Tubes are widely used in high-pressure boilers, heat exchangers, and process industries where both high strength and corrosion resistance are crucial. These tubes are manufactured to withstand elevated temperatures and pressures while maintaining long-term durability. Their resistance to stress corrosion cracking in chloride-rich environments makes them especially suitable for seawater applications and desalination plants.
The chemical composition of S32760 includes high levels of chromium, molybdenum, and nitrogen, which significantly enhance corrosion resistance. The chromium content provides protection against oxidation, while molybdenum and nitrogen improve resistance to localized corrosion such as pitting and crevice corrosion. This combination ensures the boiler tubes maintain performance even in highly acidic or saline conditions.
Specification of Super Duplex Steel S32760 Boiler Tubes
| Property | Specification / Range |
|---|---|
| Material Grade | Super Duplex Stainless Steel S32760 |
| Standard | ASTM A789 / A790, UNS S32760, EN 1.4501 |
| Type | Seamless / Welded / Extruded Tubes |
| Outer Diameter (OD) | 6 mm – 219 mm (custom sizes available) |
| Wall Thickness | 1 mm – 25 mm |
| Length | Up to 12 meters (customizable) |
| Yield Strength | ≥ 550 MPa |
| Tensile Strength | 750 – 850 MPa |
| Elongation | ≥ 25% |
| Hardness | ≤ 320 HB |
| Corrosion Resistance | Excellent resistance to pitting, crevice, and stress corrosion cracking |
| Surface Finish | Pickled, polished, or as per client requirements |
Super Duplex Steel S32760 Boiler Tubes can be supplied in various forms, including welded, seamless, and extruded tubes, meeting international standards such as ASTM A789/A790. Manufacturers focus on precise control of chemical composition and heat treatment processes to achieve optimal balance between ferrite and austenite phases, ensuring high mechanical properties and corrosion resistance across the tube length.
Chemical Composition of Super Duplex Steel S32760 Boiler Tubes
| Element | Composition (Weight %) |
|---|---|
| Carbon (C) | ≤ 0.03% |
| Manganese (Mn) | ≤ 1.00% |
| Phosphorus (P) | ≤ 0.030% |
| Sulfur (S) | ≤ 0.020% |
| Silicon (Si) | 0.5 – 1.0% |
| Chromium (Cr) | 24 – 26% |
| Molybdenum (Mo) | 3 – 5% |
| Nickel (Ni) | 6 – 8% |
| Nitrogen (N) | 0.20 – 0.30% |
| Copper (Cu) | ≤ 1% |
| Iron (Fe) | Balance |
With a proven track record as a Super Duplex Steel S32760 Boiler 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 Boiler Tubes
| Property | Specification / Range |
|---|---|
| Material Grade | Super Duplex Stainless Steel S32760 |
| Standard | ASTM A789 / A790, UNS S32760, EN 1.4501 |
| Type | Seamless / Welded / Extruded Tubes |
| Outer Diameter (OD) | 6 mm – 219 mm (custom sizes available) |
| Wall Thickness | 1 mm – 25 mm |
| Length | Up to 12 meters (customizable) |
| Yield Strength | ≥ 550 MPa |
| Tensile Strength | 750 – 850 MPa |
| Elongation | ≥ 25% |
| Hardness | ≤ 320 HB |
| Corrosion Resistance | Excellent resistance to pitting, crevice, and stress corrosion cracking |
| Surface Finish | Pickled, polished, or as per client requirements |
🏭 Industry & Application
- ✅ Super Duplex 32760 Boiler Tubes for Medical Industry
- ✅ Super Duplex 32760 Boiler Tubes for Chemical Processing
- ✅ Super Duplex 32760 Tubes for Boiler Lines
- ✅ Super Duplex S32760 Boiler Tubes for Gas & Liquid Flow
- ✅ Super Duplex 32760 Tubes for Heat Exchangers
❓ Frequently Asked Questions (FAQs)
Q1: What makes S32760 better than standard duplex grades for boiler tubes?
A1: S32760 (F55) has higher chromium, molybdenum and nitrogen plus additions like copper and tungsten, giving higher PREN (>40), superior pitting/crevice corrosion resistance and greater tensile/yield strength — enabling longer life in chloride-containing and high-stress environments.
Q2: What documents do you supply with S32760 tubes for export?
A2: Standard supply includes Mill Test Reports (EN 10204/3.1), chemical & mechanical test results, NDT reports (UT/X-ray) as required, and packing lists. Third-party inspection and PMI reports are available on request to meet project QA requirements.
Q3: How should I optimize my product page to rank for S32760 boiler tubes?
A3: Use a clear title with 'S32760' and 'Super Duplex' plus brand name, include the keywords in meta title/description, publish specification tables (chemical, mechanical, dimensions), add downloadable MTR/sample datasheet, implement FAQ schema (structured data), and include country/market pages (Oman, Qatar, UAE, Saudi, Spain, Germany, USA, Canada, Africa) to capture export search intent.
Super Duplex Steel S32760 Boiler Tubes exporter
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At Sumer Metal Industries Pvt. Ltd., we follow a zero-defect policy by implementing stringent quality checks, using certified raw materials, and continuously improving our processes to deliver reliable and consistent tubing solutions
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