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This introduction showcases Lina Fasteners, a company based in Tunis, Tunisia, that specializes in manufacturing and supplying Stainless Steel 317/317L Stud Bolts. It highlights the company’s reliability, technical know-how, and commitment to delivering top-notch fastening solutions. Lina Fasteners is positioned as a dependable partner for industries that require durable and corrosion-resistant products. The paragraph underscores their dedication to international standards, customer satisfaction, and providing products that are ideal for critical applications in sectors like petrochemical, construction, marine, and oil & gas. Essentially, it sets the tone by emphasizing the company’s strong reputation and product expertise.
This section breaks down the composition of Stainless Steel 317/317L Stud Bolts and explains their impressive mechanical strength. The alloy is rich in chromium, nickel, and molybdenum, which grants it exceptional corrosion resistance, particularly in acidic and chloride-rich environments. The “L” grade features a lower carbon content, enhancing weldability and minimizing the risk of carbide precipitation. Mechanically, these bolts boast high tensile strength, durability, and toughness, making them perfect for heavy-duty applications. Their unique composition ensures a long service life and reliability, even in the most demanding operating conditions.
| Grade | C | Mn | Si | P | S | Cr | Ni | Mo | N |
| SS 317 | 0.08 max. | 2.00 max. | 1.00 max. | 0.045 max. | 0.03 max. | 18.0 – 20.0 | 11.0 – 14.0 | 3.0 – 4.0 | – |
| SS 317L | 0.03 max. | 2.00 max. | 0.75 max. | 0.045 max. | 0.03 max. | 18.0 – 20.0 | 11.0 – 15.0 | 3.0 – 4.0 | 0.1 |
| Grade | Tensile Strength (MPa) min | Yield Strength 0.2% Proof (MPa) min | Elongation (% in 50mm) min | Hardness | |
| Rockwell B (HR B) max | Brinell (HB) max | ||||
| 317 | 620 MPa | 275 MPa | 45% | 85 | 193 |
| 317L | 595 MPa | 260 MPa | 55% | 85 | 200 |
|
Material |
Specification |
Standards |
Size
|
Length |
|
Stainless Steel 317 / 317L Stud bolt
|
IS
BS
ASTM
|
ASTM / ASME – A/ SA 193 |
3 mm
to
200 mm
|
M02 to M33
|
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.
Stainless Steel 317/317L stud bolts are widely used in industries requiring high corrosion resistance and strength. Due to their resistance to chloride-induced corrosion and elevated temperatures, they are commonly employed in chemical processing, pharmaceuticals, petrochemicals, and marine environments. These stud bolts are ideal for applications involving acidic environments, such as reactors, tanks, and pressure vessels. Their excellent weldability and resistance to pitting and crevice corrosion make them suitable for critical assemblies in harsh and demanding conditions.
This section outlines the various applications of these bolts. Stainless Steel 317/317L Stud Bolts are commonly found in chemical processing plants, oil refineries, marine equipment, and construction projects where corrosion resistance and high mechanical strength are crucial. They are frequently used to secure machinery, pipelines, pressure vessels, and structural components that face harsh chemicals or seawater. Industries such as pulp and paper, food processing, and pharmaceuticals also depend on them for hygienic and durable fastening solutions. In summary, the text highlights that these bolts are essential for a wide range of demanding applications.
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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