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Lina Fasteners is a well-respected manufacturer and supplier based in Tunis, Tunisia, specializing in high-quality Duplex Steel Stud Bolts S32205 designed for tough industrial settings. The company has built a solid reputation for its precision engineering, cutting-edge manufacturing techniques, and rigorous quality control measures. Their stud bolts are crafted to deliver impressive strength and outstanding corrosion resistance, ensuring dependable performance even in the harshest mechanical and environmental conditions. Manufactured in line with international standards, Lina Fasteners’ Duplex Steel S32205 stud bolts are perfect for critical applications that demand durability, safety, and a long service life.
Duplex Steel S32205 is a nitrogen-enhanced duplex stainless steel that features a well-balanced austenitic-ferritic microstructure. Typically, it contains around 22% chromium, 5-6% nickel, nearly 3% molybdenum, and a controlled amount of nitrogen. This unique composition grants it high yield and tensile strength, excellent fatigue resistance, and commendable toughness. In terms of mechanical properties, S32205 stud bolts boast roughly double the strength of standard austenitic stainless steels, along with superior resistance to pitting, crevice corrosion, and stress corrosion cracking.
| S32205 | C | N | P | Si | Mn | Mo | Fe | Cr | S | Ni |
| 1.0 | 0.03 | 0.02 | 2.0 | 3.0 – 3.5 | 22.0 – 23.0 | 0.03 | 4.5 – 6.5 | 0.14 – 0.2 | Bal |
| S32205 | Density | Melting Point | Yield Strength (0.2%Offset) | Tensile Strength | Elongation |
| 7.8 g/cm3 | 1350 °C (2460 °F) | Psi – 80000 , MPa – 550 | Psi – 116000 , MPa – 800 | 15 % |
| Grade | Duplex Steel UNS S31803 / S32205 |
| Specifications | ASTM A 479 ASME SA 479 |
| Dimension | DIN, ASTM, BS and all International Standards |
| Length | 3mm to 200mm |
| Size | M3 – M56 | 3/6″ to 2″ | Custom Sizes |
| Types | Threaded Rod, Class A double ended stud, Tie Rod, Double Ended Stud, Stud Bolts, Bronze Hex Studs, Threaded Studs etc |
To satisfy our clients needs by providing high quality products at competitive price as per the schedule and to maintain long term relationship with our clients.
Duplex Steel Stud Bolts S32205 find their place in various industries that require both high strength and corrosion resistance. Common applications include oil and gas processing, petrochemical facilities, chemical industries, offshore platforms, and marine equipment. They are also utilized in desalination plants, heat exchangers, pressure vessels, and piping systems that are exposed to chloride-rich and aggressive environments. These stud bolts provide secure joints, minimize maintenance needs, and ensure reliable long-term performance in essential industrial setups.
At Lina Fasteners, Duplex Steel Stud Bolts S32205 are meticulously packaged to ensure maximum protection and integrity during transit. Each bolt is carefully inspected and wrapped in protective materials to prevent damage and corrosion. Our packaging solutions include sturdy boxes and, when necessary, custom pallets to secure the products. Detailed labeling and documentation are provided to ensure easy handling and traceability. This commitment to quality packaging ensures that our fasteners arrive in optimal condition, ready for immediate use.
Lina Fasteners is a leading manufacturer and supplier of high-quality fasteners in Tunis, Tunisia, with over 8 years of experience serving global industries.
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