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Yasin Fasteners proudly offers Duplex Steel Stud Bolts S31803, renowned for their exceptional strength and corrosion resistance. As a leading manufacturer and supplier in Istanbul, Turkey, we ensure top-quality materials and precision engineering in every product. Our Duplex Steel Stud Bolts S31803 are ideal for demanding applications in various industries, providing reliable performance in harsh environments. Choose Yasin Fasteners for superior durability and expertise in fastening solutions.
Yasin Fasteners, based in Istanbul, Turkey, has earned a solid reputation as a reliable manufacturer and supplier of Duplex Steel S31803 Stud Bolts. These bolts are crafted to deliver top-notch fastening solutions for industries that demand exceptional corrosion resistance, strength, and durability. With a focus on precision engineering and adherence to international standards, these stud bolts are built to perform consistently in tough and challenging environments. They are particularly well-suited for sectors like chemical, petrochemical, marine, oil & gas, and power generation, ensuring they stand the test of time and maintain structural integrity even under high-stress and corrosive conditions.
| S31803 | 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 |
| S31803 | 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 / S31803 |
| 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.
The composition of Duplex Steel S31803 Stud Bolts includes chromium, nickel, and molybdenum, with a touch of nitrogen to boost their mechanical strength and resistance to corrosion. Their unique dual-phase microstructure, which features both ferrite and austenite, offers remarkable protection against stress corrosion cracking, pitting, and crevice corrosion. On the mechanical side, these bolts provide impressive tensile and yield strength, toughness, and fatigue resistance, ensuring they remain dependable even when faced with fluctuating temperatures, high pressures, and cyclic loading. This blend of mechanical strength and chemical resilience makes them a perfect fit for critical industrial applications.
Duplex Steel S31803 Stud Bolts find extensive use in industries that deal with harsh chemical and marine conditions. In chemical and petrochemical facilities, you’ll see them in reactors, piping systems, and heat exchangers that handle corrosive fluids. The oil and gas sector relies on them for offshore platforms, subsea pipelines, and equipment that must withstand high-chloride environments. In marine settings, they play a crucial role in shipbuilding, seawater treatment, and coastal infrastructure. Power generation plants also depend on these bolts for turbines, boilers, and high-stress assemblies. Their outstanding strength, durability, and resistance to corrosion make Duplex Steel S31803 Stud Bolts essential for vital engineering and industrial tasks.
Yasin Fasteners is a leading manufacturer and supplier of high-quality fasteners in Istanbul, Turkey, with over 8 years of experience serving global industries.
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